G03G 21/1889
For auto-setting of process parameters, lifetime, usage
Official title: {for auto-setting of process parameters, lifetime, usage}
G03G21/1889 (For auto-setting of process parameters, lifetime, usage) appears on 298 US grants and 276 published applications in this corpus.
Search patents in G03G- Granted patents
- 298
- Published applications
- 276
- Assignees
- 51
- Inventors
- 473
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1990 | 1 | 0 |
| 1991 | 5 | 0 |
| 1992 | 2 | 0 |
| 1993 | 4 | 0 |
| 1994 | 3 | 0 |
| 1995 | 0 | 0 |
| 1996 | 6 | 0 |
| 1997 | 3 | 0 |
| 1998 | 7 | 0 |
| 1999 | 5 | 0 |
| 2000 | 2 | 0 |
| 2001 | 12 | 2 |
| 2002 | 9 | 22 |
| 2003 | 19 | 20 |
| 2004 | 16 | 29 |
| 2005 | 22 | 14 |
| 2006 | 19 | 15 |
| 2007 | 8 | 8 |
| 2008 | 9 | 7 |
| 2009 | 9 | 12 |
| 2010 | 10 | 3 |
| 2011 | 6 | 7 |
| 2012 | 10 | 6 |
| 2013 | 3 | 9 |
| 2014 | 9 | 6 |
| 2015 | 8 | 4 |
| 2016 | 4 | 4 |
| 2017 | 5 | 12 |
| 2018 | 6 | 10 |
| 2019 | 13 | 8 |
| 2020 | 12 | 10 |
| 2021 | 6 | 15 |
| 2022 | 8 | 9 |
| 2023 | 12 | 10 |
| 2024 | 9 | 10 |
| 2025 | 7 | 15 |
| 2026 | 9 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Image forming apparatus1 Sep 2026US 12,724,360 B2Ricoh Company, Ltd.
- Image forming apparatus performing image density control based on developer amount7 Jul 2026US 12,675,069 B2Canon Kabushiki Kaisha
- Image forming apparatus configured to perform initialization process for first consumable and second consumable attached to main casing in accordance with received instruction9 Jun 2026US 12,650,665 B2Brother Kogyo Kabushiki Kaisha
- Image forming apparatus and initialization method of initializing consumable memory included in consumable attached to main casing of image forming apparatus26 May 2026US 12,638,806 B2Brother Kogyo Kabushiki Kaisha
- Image forming apparatus configured to perform initialization process to initialize lifetime information in consumable memory of consumable when receiving instruction12 May 2026US 12,625,452 B2Brother Kogyo Kabushiki Kaisha
- Image forming apparatus configured to perform initialization process for first consumable and second consumable attached to main casing in accordance with received instruction24 Sep 2026US 2026/0288058 A1Brother Kogyo Kabushiki Kaisha
- Image forming apparatus configured to perform initialization process to initialize lifetime information in consumable memory of consumable when receiving instruction10 Sep 2026US 2026/0267269 A1Brother Kogyo Kabushiki Kaisha
- Image forming apparatus including controller capable of determining whether developing cartridge, drum cartridge and belt unit are reached their lifetimes6 Aug 2026US 2026/0227734 A1Brother Kogyo Kabushiki Kaisha
- Updating apparatus that updates information stored in storage device, and image forming apparatus21 May 2026US 2026/0141203 A1Canon Kabushiki Kaisha
- Image forming apparatus12 Mar 2026US 2026/0072384 A1Canon Kabushiki Kaisha
Most cited
By later US patents
- Monitor/warranty system for electrostatographic reproducing machines using replaceable cartridges419US 4,961,088 AXerox Corporation · 1990
- Replaceable part with integral memory for usage, calibration and other data311US 5,835,817 AHewlett-Packard Company · 1998
- Method of calibrating a spatial light modulator printing system280US 5,842,088 ATexas Instruments Incorporated · 1998
- Replaceable part with integral memory for usage, calibration and other data276US 5,699,091 AHewlett-Packard Company · 1997
- Electrical and fluidic interface for an ink supply144US 6,203,147 B1Hewlett-Packard Company · 2001