B41J 2/17543
Cartridge presence detection or type identification
Official title: {Cartridge presence detection or type identification}
B41J2/17543 (Cartridge presence detection or type identification) appears on 2,624 US grants and 2,628 published applications in this corpus.
Search patents in B41J- Granted patents
- 2,624
- Published applications
- 2,628
- Assignees
- 243
- Inventors
- 2,559
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 4 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 4 | 0 |
| 1995 | 3 | 0 |
| 1996 | 5 | 0 |
| 1997 | 10 | 0 |
| 1998 | 18 | 0 |
| 1999 | 28 | 0 |
| 2000 | 71 | 0 |
| 2001 | 72 | 19 |
| 2002 | 71 | 115 |
| 2003 | 78 | 136 |
| 2004 | 107 | 123 |
| 2005 | 76 | 228 |
| 2006 | 154 | 128 |
| 2007 | 135 | 112 |
| 2008 | 132 | 132 |
| 2009 | 98 | 134 |
| 2010 | 120 | 111 |
| 2011 | 151 | 62 |
| 2012 | 77 | 66 |
| 2013 | 79 | 93 |
| 2014 | 98 | 76 |
| 2015 | 90 | 60 |
| 2016 | 70 | 77 |
| 2017 | 86 | 119 |
| 2018 | 83 | 95 |
| 2019 | 109 | 129 |
| 2020 | 98 | 134 |
| 2021 | 115 | 146 |
| 2022 | 139 | 89 |
| 2023 | 82 | 90 |
| 2024 | 63 | 70 |
| 2025 | 63 | 45 |
| 2026 | 29 | 39 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Liquid ejection apparatus and method of controlling the same1 Sep 2026US 12,722,381 B2Canon Kabushiki Kaisha
- Method and device for detecting a connection of a chip to a printing device28 Jul 2026US 12,693,989 B2Guangzhou Zhono Electronic Technology Co., Ltd.
- Generating a request for reprocessing of a replaceable supply component30 Jun 2026US 12,670,296 B2Hewlett-Packard Development Company, L. P.
- Cartridge, system, and cartridge set23 Jun 2026US 12,661,899 B2Brother Kogyo Kabushiki Kaisha
- Printing apparatus, control method thereof, and storage medium16 Jun 2026US 12,654,454 B2Canon Kabushiki Kaisha
- Method and system for addressing ink batch varability in inkjet printing1 Oct 2026US 2026/0296037 A1Xerox Corporation
- Method and system for detecting ink batches that degrade print quality in inkjet printing1 Oct 2026US 2026/0296047 A1Xerox Corporation
- Printing apparatus, control method thereof, and storage medium17 Sep 2026US 2026/0273945 A1Canon 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
- Verification response method for consumable chip and verification method for consumable container20 Aug 2026US 2026/0244887 A1Zhuhai Print-Rite Microelectronics Corporation
Most cited
By later US patents
- Printhead having memory element475US 5,049,898 AHewlett-Packard Company · 1991
- Printer ink cartridge with memory storage capacity338US 5,610,635 AEncad, Inc. · 1997
- Replaceable part with integral memory for usage, calibration and other data311US 5,835,817 AHewlett-Packard Company · 1998
- Arrangement for printer equipment for monitoring reservoirs that contain printing medium284US 5,365,312 AMannesmann Aktiengesellschaft · 1994
- Replaceable part with integral memory for usage, calibration and other data276US 5,699,091 AHewlett-Packard Company · 1997