G03G 2221/1609
Protective arrangements for preventing damage
Official title: protective arrangements for preventing damage
G03G2221/1609 (Protective arrangements for preventing damage) appears on 244 US grants and 157 published applications in this corpus.
Search patents in G03G- Granted patents
- 244
- Published applications
- 157
- Assignees
- 45
- Inventors
- 463
- Latest grant
- 17 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 6 | 0 |
| 1987 | 2 | 0 |
| 1988 | 5 | 0 |
| 1989 | 11 | 0 |
| 1990 | 6 | 0 |
| 1991 | 6 | 0 |
| 1992 | 8 | 0 |
| 1993 | 6 | 0 |
| 1994 | 3 | 0 |
| 1995 | 0 | 0 |
| 1996 | 8 | 0 |
| 1997 | 6 | 0 |
| 1998 | 7 | 0 |
| 1999 | 7 | 0 |
| 2000 | 11 | 0 |
| 2001 | 4 | 1 |
| 2002 | 7 | 9 |
| 2003 | 3 | 3 |
| 2004 | 3 | 6 |
| 2005 | 6 | 16 |
| 2006 | 12 | 13 |
| 2007 | 13 | 9 |
| 2008 | 6 | 14 |
| 2009 | 6 | 12 |
| 2010 | 12 | 17 |
| 2011 | 7 | 10 |
| 2012 | 15 | 2 |
| 2013 | 9 | 6 |
| 2014 | 6 | 3 |
| 2015 | 3 | 2 |
| 2016 | 5 | 3 |
| 2017 | 2 | 5 |
| 2018 | 5 | 3 |
| 2019 | 5 | 4 |
| 2020 | 2 | 1 |
| 2021 | 2 | 4 |
| 2022 | 7 | 6 |
| 2023 | 2 | 3 |
| 2024 | 3 | 2 |
| 2025 | 1 | 2 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Process cartridge17 Mar 2026US 12,578,677 B2Canon Kabushiki Kaisha
- Image forming apparatus with interlocking mechanism for a shutter member blocking an optical path of a laser beam2 Dec 2025US 12,487,558 B2Canon Kabushiki Kaisha
- Image forming apparatus23 Jul 2024US 12,045,000 B2Ricoh Company, Ltd.
- Image forming apparatus capable of controlling extension of use of drum cartridge19 Mar 2024US 11,934,144 B2Brother Kogyo Kabushiki Kaisha
- Image forming apparatus to suppress unnecessary exposure of photoconductive body9 Jan 2024US 11,868,061 B2Brother Kogyo Kabushiki Kaisha
- Image forming apparatus1 Jan 2026US 2026/0003302 A1KYOCERA Document Solutions Inc.
- Packaged object and package member21 Aug 2025US 2025/0263214 A1KYOCERA Document Solutions Inc.
- Process cartridge22 May 2025US 2025/0164925 A1Canon Kabushiki Kaisha
- Image forming apparatus and cartridge21 Nov 2024US 2024/0385571 A1Canon Kabushiki Kaisha
- Image forming apparatus22 Aug 2024US 2024/0280936 A1Canon Kabushiki Kaisha
Most cited
By later US patents
- Process cartridge and image forming apparatus280US 5,585,889 ACanon Kabushiki Kaisha · 1996
- Process cartridge and electrophotographic image forming apparatus168US 7,149,457 B2Canon Kabushiki Kaisha · 2006
- Process cartridge, method for assembling process cartridge and image forming appararatus167US 5,500,714 ACanon Kabushiki Kaisha · 1996
- Electrophotographic image forming apparatus163US 7,155,141 B2Canon Kabushiki Kaisha · 2006
- Process cartridge, assembling method for process cartridge and grounding member152US 5,953,562 ACanon Kabushiki Kaisha · 1999