G03G 21/0029
Details relating to the blade support
Official title: {Details relating to the blade support}
G03G21/0029 (Details relating to the blade support) appears on 329 US grants and 254 published applications in this corpus.
Search patents in G03G- Granted patents
- 329
- Published applications
- 254
- Assignees
- 57
- Inventors
- 675
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 4 | 0 |
| 1980 | 1 | 0 |
| 1981 | 4 | 0 |
| 1982 | 4 | 0 |
| 1983 | 3 | 0 |
| 1984 | 6 | 0 |
| 1985 | 10 | 0 |
| 1986 | 8 | 0 |
| 1987 | 6 | 0 |
| 1988 | 2 | 0 |
| 1989 | 6 | 0 |
| 1990 | 9 | 0 |
| 1991 | 7 | 0 |
| 1992 | 5 | 0 |
| 1993 | 7 | 0 |
| 1994 | 3 | 0 |
| 1995 | 6 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 2 | 0 |
| 2000 | 4 | 0 |
| 2001 | 3 | 1 |
| 2002 | 3 | 8 |
| 2003 | 4 | 4 |
| 2004 | 7 | 8 |
| 2005 | 2 | 7 |
| 2006 | 7 | 8 |
| 2007 | 10 | 13 |
| 2008 | 4 | 9 |
| 2009 | 7 | 12 |
| 2010 | 13 | 20 |
| 2011 | 15 | 9 |
| 2012 | 11 | 18 |
| 2013 | 14 | 20 |
| 2014 | 14 | 17 |
| 2015 | 22 | 8 |
| 2016 | 14 | 11 |
| 2017 | 5 | 12 |
| 2018 | 17 | 16 |
| 2019 | 14 | 9 |
| 2020 | 10 | 10 |
| 2021 | 8 | 4 |
| 2022 | 3 | 6 |
| 2023 | 2 | 3 |
| 2024 | 5 | 7 |
| 2025 | 5 | 9 |
| 2026 | 4 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Image forming apparatus with a reflector disposed on a cleaning blade support15 Sep 2026US 12,736,909 B2Ricoh Company, Ltd.
- Image forming apparatus and process cartridge including a cleaning blade with a coating layer1 Sep 2026US 12,724,377 B2Ricoh Company, Ltd.
- Cleaning device, image holding body unit, and image forming apparatus14 Jul 2026US 12,681,419 B2FUJIFILM Business Innovation Corp.
- Developer accommodating container and image forming apparatus7 Jul 2026US 12,675,062 B2Canon Kabushiki Kaisha
- Restricting member, developing device, process cartridge, and image forming apparatus28 Oct 2025US 12,455,528 B2Canon Kabushiki Kaisha
- Developer accommodating container and image forming apparatus1 Oct 2026US 2026/0299464 A1Canon Kabushiki Kaisha
- Cleaning device and image forming apparatus13 Aug 2026US 2026/0235979 A1FUJIFILM Business Innovation Corp.
- Image carrying member unit and image forming apparatus therewith7 May 2026US 2026/0126752 A1KYOCERA Document Solutions Inc.
- Cleaning blade, process cartridge, and image forming apparatus5 Mar 2026US 2026/0064070 A1Ricoh Company, Ltd.
- Electrophotographic image-forming apparatus and process cartridge29 Jan 2026US 2026/0029743 A1Canon Kabushiki Kaisha
Most cited
By later US patents
- Cleaning device, process cartridge, cleaning member and electrophotographic image forming apparatus66US 7,158,749 B2Canon Kabushiki Kaisha · 2007
- Removable developing units for a copying machine and display for indicating the useful life of the machine61US 4,974,020 AMita Industrial Co., Ltd. · 1990
- Image-forming machine59US 5,028,966 AMita Industrial Co., Ltd. · 1991
- High reliability blade cleaner system55US 5,264,904 AXerox Corporation · 1993
- Blade for electrophotographic apparatus48US 4,984,326 AMitsubishi Petrochemical Co., Ltd. · 1991