G03G 21/185
The process cartridge being mounted parallel to the axis of the photosensitive
Official title: {the process cartridge being mounted parallel to the axis of the photosensitive member}
G03G21/185 (The process cartridge being mounted parallel to the axis of the photosensitive) appears on 356 US grants and 322 published applications in this corpus.
Search patents in G03G- Granted patents
- 356
- Published applications
- 322
- Assignees
- 43
- Inventors
- 396
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 3 | 0 |
| 1991 | 5 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 3 | 6 |
| 2002 | 9 | 7 |
| 2003 | 6 | 4 |
| 2004 | 6 | 9 |
| 2005 | 6 | 5 |
| 2006 | 7 | 7 |
| 2007 | 7 | 7 |
| 2008 | 5 | 7 |
| 2009 | 3 | 12 |
| 2010 | 6 | 10 |
| 2011 | 6 | 12 |
| 2012 | 18 | 10 |
| 2013 | 10 | 8 |
| 2014 | 14 | 13 |
| 2015 | 8 | 8 |
| 2016 | 15 | 15 |
| 2017 | 24 | 40 |
| 2018 | 28 | 23 |
| 2019 | 21 | 19 |
| 2020 | 34 | 20 |
| 2021 | 18 | 19 |
| 2022 | 19 | 20 |
| 2023 | 20 | 13 |
| 2024 | 15 | 13 |
| 2025 | 9 | 11 |
| 2026 | 8 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Image forming apparatus29 Sep 2026US 12,748,374 B2Canon Kabushiki Kaisha
- Image forming apparatus with tool for holding exposure head and the tool thereof18 Aug 2026US 12,710,721 B2Canon Kabushiki Kaisha
- Image forming apparatus11 Aug 2026US 12,704,809 B2Canon Kabushiki Kaisha
- Process cartridge, electrophotographic image forming apparatus, and electrophotographic photosensitive drum unit4 Aug 2026US 12,699,351 B2Canon Kabushiki Kaisha
- Image forming apparatus with a stopper member and an urging member7 Jul 2026US 12,675,071 B2Canon Kabushiki Kaisha
- Process cartridge3 Sep 2026US 2026/0259524 A1Zhuhai Dinghui Technology Co., Ltd.
- Process cartridge and image forming apparatus2 Jul 2026US 2026/0186442 A1Canon Kabushiki Kaisha
- Image forming apparatus25 Jun 2026US 2026/0177945 A1KYOCERA Document Solutions Inc.
- Image forming apparatus30 Apr 2026US 2026/0118817 A1KYOCERA Document Solutions Inc.
- Image forming apparatus18 Sep 2025US 2025/0291306 A1Canon Kabushiki Kaisha
Most cited
By later US patents
- Electrophotographic image forming apparatus to which a process cartridge is detachably mountable and process cartridge comprising cartridge drum positioning portion or recess242US 6,608,980 B2Canon Kabushiki Kaisha · 2003
- Process cartridge, engaging member therefor and method for mounting developing roller and magnet196US 6,549,736 B2Canon Kabushiki Kaisha · 2003
- Process cartridge, unit, and electrophotographic image forming apparatus169US 6,912,365 B2Canon Kabushiki Kaisha · 2005
- Process cartridge, electric contact and electrophotographic image forming apparatus160US 6,898,391 B2Canon Kabushiki Kaisha · 2005
- Process cartridge and electrophotographic image forming apparatus155US 6,954,601 B2Canon Kabushiki Kaisha · 2005