# US 8,543,015 B2 · Replacement toner cartridge management apparatus, replacement toner cartridge management system, image forming apparatus, replacement toner cartridge management method, and recording medium > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 8,543,015 B2 - Document ID: US8543015B2 - Status: Granted - Kind: B2 - Application number: 13/184,111 - Filed: 2011-07-15 - Published: 2012-01-19 - Granted: 2013-09-24 - Earliest claimed: 2010-07-16 - Assignees: Konica Minolta Business Technologies, Inc. - Applicants: Toshiyuki Tokuno; Atsushi Kawai - Inventors: Toshiyuki Tokuno; Atsushi Kawai - Web page: https://patentgrep.com/patent/US8543015B2 ## CPC - G03G 15/5079: {for maintenance} - G03G 15/556: {for toner consumption, e.g. pixel counting, toner coverage detection or toner density measurement} - G03G 15/553: {Monitoring or warning means for exhaustion or lifetime end of consumables, e.g. indication of insufficient copy sheet quantity for a job} - G03G 2215/00109: Remote control of apparatus, e.g. by a host - G03G: ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY ## Abstract A replacement toner cartridge management apparatus is provided with: a receiver which receives toner cartridge replacement information indicating a toner cartridge loaded on an image forming apparatus which the replacement toner cartridge management apparatus can access via a communication circuit, has been replaced with a new one; an information obtainer which obtains remaining toner information of the toner cartridge removed from the image forming apparatus, when the toner cartridge replacement information is received by the receiver; a time determiner which, if the remaining toner information obtained by the information obtainer indicates a value smaller than a predetermined value, determines that an instruction to deliver a replacement toner cartridge should be outputted when the toner cartridge replacement information is received, or if the remaining toner information indicates a value larger than or equal to a predetermined value, determines that an instruction to deliver a replacement toner cartridge should be outputted at a different time; and a transmitter which outputs a delivery instruction according to the determination made by the time determiner. ## Claims ### Claim 1 A replacement toner cartridge management apparatus being characterized by having: a receiver to receive toner cartridge replacement information indicating that a toner cartridge has been replaced with a new one, from an image forming apparatus which can be accessed by the replacement toner cartridge management apparatus via a line of communication; an information obtainer to obtain remaining toner information of the toner cartridge having been replaced, when the toner cartridge replacement information is received by the receiver; a time determiner to: adjust the time to output an instruction to deliver a replacement toner cartridge to the point of time of receiving the toner cartridge replacement information, if the amount of remaining toner obtained by the information obtainer is less than a predetermined value; and adjust the time to output an instruction to deliver a replacement toner cartridge to another point of time than that of receiving the toner cartridge replacement information, if the amount of remaining toner is greater than the predetermined value; and a transmitter to output an instruction to deliver a replacement toner cartridge in accordance with the determination of the time determiner. ### Claim 2 (depends on 1) The replacement toner cartridge management apparatus as recited in claim 1, wherein the time determiner adjusts the time to output an instruction to deliver a replacement toner cartridge, on the basis of the amount of toner consumed by the image forming apparatus, if the amount of remaining toner is greater than the predetermined value. ### Claim 3 (depends on 2) The replacement toner cartridge management apparatus as recited in claim 2, wherein: the amount of toner consumed is a print volume; and the time determiner adjusts the time to output an instruction to deliver a replacement toner cartridge to the point of time of receiving the toner cartridge replacement information, if the print volume is a first predetermined value or greater; adjusts the time to output an instruction to deliver a replacement toner cartridge to a point of time later than receiving the toner cartridge replacement information, if the print volume is less than the first predetermined value while being a second predetermined value or greater, the second predetermined value being less than the first predetermined value; and adjusts the time to output an instruction to deliver a replacement toner cartridge to the point of time of detecting a toner-near-empty event in the new toner cartridge having been loaded, if the print volume is less than the second predetermined value. ### Claim 4 (depends on 2) The replacement toner cartridge management apparatus as recited in claim 2, wherein: the amount of toner consumed is an average value of the ratio of White to Black; and the time determiner adjusts the time to output an instruction to deliver a replacement toner cartridge to the point of time of receiving the toner cartridge replacement information, if the average value of the ratio of White to Black is a first predetermined value or greater; adjusts the time to output an instruction to deliver a replacement toner cartridge to a point of time later than receiving the toner cartridge replacement information, if the average value of the ratio of White to Black is less than the first predetermined value while being a second predetermined value or greater, the second predetermined value being less than the first predetermined value; and adjusts the time to output an instruction to deliver a replacement toner cartridge to the point of time of detecting a toner-near-empty event in the new toner cartridge having been loaded, if the average value of the ratio of White to Black is less than the second predetermined value. ### Claim 5 (depends on 1) The replacement toner cartridge management apparatus recited in claim 1, wherein the transmitter outputs the delivery instruction to an order receiving server which can be accessed by the replacement toner cartridge management apparatus via the line of communication. ### Claim 6 An image forming apparatus being characterized by having: a receiver to receive toner cartridge replacement information indicating that a toner cartridge loaded on the image forming apparatus itself or a different image forming apparatus which can be accessed by the image forming apparatus via a line of communication, has been replaced with a new one; an information obtainer to obtain remaining toner information of the toner cartridge having been replaced, when the toner cartridge replacement information is received by the receiver; a time determiner to: adjust the time to output an instruction to deliver a replacement toner cartridge to the point of time of receiving the toner cartridge replacement information, if the amount of remaining toner obtained by the information obtainer is less than a predetermined value; and adjust the time to output an instruction to deliver a replacement toner cartridge to another point of time than that of receiving the toner cartridge replacement information, if the amount of remaining toner is greater than the predetermined value; and a transmitter to output an instruction to deliver a replacement toner cartridge in accordance with the determination of the time determiner. ### Claim 7 (depends on 6) The image forming apparatus as recited in claim 6, wherein the time determiner adjusts the time to output an instruction to deliver a replacement toner cartridge, on the basis of the amount of toner consumed by the image forming apparatus itself or the different image forming apparatus, if the amount of remaining toner is greater than the predetermined value. ### Claim 8 (depends on 7) The image forming apparatus as recited in claim 7, wherein: the amount of toner consumed is a print volume; and the time determiner adjusts the time to output an instruction to deliver a replacement toner cartridge to the point of time of receiving the toner cartridge replacement information, if the print volume is a first predetermined value or greater; adjusts the time to output an instruction to deliver a replacement toner cartridge to a point of time later than receiving the toner cartridge replacement information, if the print volume is less than the first predetermined value while being a second predetermined value or greater, the second predetermined value being less than the first predetermined value; and adjusts the time to output an instruction to deliver a replacement toner cartridge to the point of time of detecting a toner-near-empty event in the new toner cartridge having been loaded, if the print volume is less than the second predetermined value. ### Claim 9 (depends on 7) The image forming apparatus as recited in claim 7, wherein: the amount of toner consumed is an average value of the ratio of White to Black; and the time determiner adjusts the time to output an instruction to deliver a replacement toner cartridge to the point of time of receiving the toner cartridge replacement information, if the average value of the ratio of White to Black is a first predetermined value or greater; adjusts the time to output an instruction to deliver a replacement toner cartridge to a point of time later than receiving the toner cartridge replacement information, if the average value of the ratio of White to Black is less than the first predetermined value while being a second predetermined value or greater, the second predetermined value being less than the first predetermined value; and adjusts the time to output an instruction to deliver a replacement toner cartridge to the point of time of detecting a toner-near-empty event in the new toner cartridge having been loaded, if the average value of the ratio of White to Black is less than the second predetermined value. ### Claim 10 (depends on 6) The image forming apparatus as recited in claim 6, wherein the transmitter outputs the delivery instruction to an order receiving server which can be accessed by the image forming apparatus itself via the line of communication. ### Claim 11 A replacement toner cartridge management system being characterized by having an image forming apparatus and a management apparatus which can be accessed by each other via a line of communication, the image forming apparatus comprising: one or more toner cartridges; and a transmitter to transmit toner cartridge replacement information indicating that any one of the one or more toner cartridges has been replaced with a new one, the management apparatus comprising: a receiver to receive the toner cartridge replacement information; an information obtainer to obtain remaining toner information of the toner cartridge having been replaced, when the toner cartridge replacement information is received by the receiver; a time determiner to: adjust the time to output an instruction to deliver a replacement toner cartridge to the point of time of receiving the toner cartridge replacement information, if the amount of remaining toner obtained by the information obtainer is less than a predetermined value; and adjust the time to output an instruction to deliver a replacement toner cartridge to another point of time than that of receiving the toner cartridge replacement information, if the amount of remaining toner is greater than the predetermined value; and a transmitter to output an instruction to deliver a replacement toner cartridge in accordance with the determination of the time determiner. ### Claim 12 (depends on 11) The replacement toner cartridge management system as recited in claim 11, wherein the time determiner adjusts the time to output an instruction to deliver a replacement toner cartridge, on the basis of the amount of toner consumed by the image forming apparatus, if the amount of remaining toner is greater than the predetermined value. ### Claim 13 (depends on 12) The replacement toner cartridge management system as recited in claim 12, wherein: the amount of toner consumed is a print volume; and the time determiner adjusts the time to output an instruction to deliver a replacement toner cartridge to the point of time of receiving the toner cartridge replacement information, if the print volume is a first predetermined value or greater; adjusts the time to output an instruction to deliver a replacement toner cartridge to a point of time later than receiving the toner cartridge replacement information, if the print volume is less than the first predetermined value while being a second predetermined value or greater, the second predetermined value being less than the first predetermined value; and adjusts the time to output an instruction to deliver a replacement toner cartridge to the point of time of detecting a toner-near-empty event in the new toner cartridge having been loaded, if the print volume is less than the second predetermined value. ### Claim 14 (depends on 12) The replacement toner cartridge management system as recited in claim 12, wherein: the amount of toner consumed is an average value of the ratio of White to Black; and the time determiner adjusts the time to output an instruction to deliver a replacement toner cartridge to the point of time of receiving the toner cartridge replacement information, if the average value of the ratio of White to Black is a first predetermined value or greater; adjusts the time to output an instruction to deliver a replacement toner cartridge to a point of time later than receiving the toner cartridge replacement information, if the average value of the ratio of White to Black is less than the first predetermined value while being a second predetermined value or greater, the second predetermined value being less than the first predetermined value; and adjusts the time to output an instruction to deliver a replacement toner cartridge to the point of time of detecting a toner-near-empty event in the new toner cartridge having been loaded, if the average value of the ratio of White to Black is less than the second predetermined value. ### Claim 15 (depends on 11) The replacement toner cartridge management system as recited in claim 11, wherein the transmitter outputs the delivery instruction to an order receiving server which can be accessed by the image forming apparatus and the management apparatus via the line of communication. ### Claim 16 A replacement toner cartridge management method to be implemented by a system comprising an image forming apparatus and a management apparatus which can be accessed by each other via a line of communication, the image forming apparatus comprising one or more toner cartridges, the replacement toner cartridge management method being characterized by having: the following step of the image forming apparatus: transmitting toner cartridge replacement information indicating any one of the one or more toner cartridges has been replaced with a new one, and the following steps of the management apparatus: receiving the toner cartridge replacement information; obtaining remaining toner information of the toner cartridge having been replaced, when the toner cartridge replacement information is received; adjusting the time to output an instruction to deliver a replacement toner cartridge to the point of time of receiving the toner cartridge replacement information, if the amount of remaining toner obtained is less than a predetermined value; and adjusting the time to output an instruction to deliver a replacement toner cartridge to another point of time than that of receiving the toner cartridge replacement information, if the amount of remaining toner is greater than the predetermined value; and outputting an instruction to deliver a replacement toner cartridge in accordance with the determination. ### Claim 17 A non-transitory computer-readable recording medium storing a replacement toner cartridge management program to make a computer execute the following steps: receiving toner cartridge replacement information indicating that a toner cartridge loaded on the image forming apparatus or a different image forming apparatus which can be accessed by the image forming apparatus via a line of communication, has been replaced with a new one; obtaining remaining toner information of the toner cartridge having been replaced, when the toner cartridge replacement information is received; adjusting the time to output an instruction to deliver a replacement toner cartridge to the point of time of receiving the toner cartridge replacement information, if the amount of remaining toner obtained is less than a predetermined value; and adjusting the time to output an instruction to deliver a replacement toner cartridge to another point of time than that of receiving the toner cartridge replacement information, if the amount of remaining toner is greater than the predetermined value; and outputting an instruction to deliver a replacement toner cartridge in accordance with the determination. ### Claim 18 A non-transitory computer-readable recording medium storing a replacement toner cartridge management program to make a computer of an image forming apparatus execute the following steps: receiving toner cartridge replacement information indicating that a toner cartridge loaded on the image forming apparatus or a different image forming apparatus which can be accessed by the image forming apparatus via a line of communication, has been replaced with a new one; obtaining remaining toner information of the toner cartridge having been replaced, when the toner cartridge replacement information is received; adjusting the time to output an instruction to deliver a replacement toner cartridge to the point of time of receiving the toner cartridge replacement information, if the amount of remaining toner obtained is less than a predetermined value; and adjust the time to output an instruction to deliver a replacement toner cartridge to another point of time than that of receiving the toner cartridge replacement information, if the amount of remaining toner is greater than the predetermined value; and outputting an instruction to deliver a replacement toner cartridge in accordance with the determination.