G03G 2215/0872
Housing of developing device
G03G2215/0872 (Housing of developing device) appears on 93 US grants and 96 published applications in this corpus.
Search patents in G03G- Granted patents
- 93
- Published applications
- 96
- Assignees
- 32
- Inventors
- 198
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 2 |
| 2005 | 1 | 4 |
| 2006 | 4 | 4 |
| 2007 | 3 | 4 |
| 2008 | 4 | 5 |
| 2009 | 2 | 5 |
| 2010 | 3 | 2 |
| 2011 | 4 | 1 |
| 2012 | 4 | 2 |
| 2013 | 1 | 4 |
| 2014 | 2 | 1 |
| 2015 | 2 | 3 |
| 2016 | 4 | 1 |
| 2017 | 2 | 4 |
| 2018 | 7 | 4 |
| 2019 | 3 | 5 |
| 2020 | 8 | 6 |
| 2021 | 8 | 10 |
| 2022 | 5 | 7 |
| 2023 | 7 | 6 |
| 2024 | 5 | 8 |
| 2025 | 4 | 5 |
| 2026 | 7 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Image forming apparatus having cyclonic separating portion, toner container, and developing apparatus15 Sep 2026US 12,736,896 B2Canon Kabushiki Kaisha
- Powder container, image forming apparatus, and method for manufacturing powder container12 May 2026US 12,625,442 B2Ricoh Company, Ltd.
- Recording device28 Apr 2026US 12,613,481 B2Seiko Epson Corporation
- Image forming apparatus having guides for installation and removal of a removal unit7 Apr 2026US 12,596,323 B2Brother Kogyo Kabushiki Kaisha
- Developing device including seal and image forming apparatus31 Mar 2026US 12,591,188 B2Ricoh Company, Ltd.
- Image forming apparatus18 Jun 2026US 2026/0169423 A1Brother Kogyo Kabushiki Kaisha
- Cartridge, supply container, and image forming apparatus1 Jan 2026US 2026/0003304 A1Canon Kabushiki Kaisha
- Developing device and developer container manufacturing method2 Oct 2025US 2025/0306505 A1Canon Kabushiki Kaisha
- Cartridge including holder that holds electrical contact surface and has hole overlapped with the same5 Jun 2025US 2025/0181012 A1Brother Kogyo Kabushiki Kaisha
- Powder container, image forming apparatus, and method for manufacturing powder container29 May 2025US 2025/0172888 A1Ricoh Company, Ltd.
Most cited
By later US patents
- Development cartridge and image forming apparatus86US 6,151,459 ACanon Kabushiki Kaisha · 2000
- Developing cartridge, side cover mounting method and electrophotographic image forming apparatus84US 7,068,965 B2Canon Kabushiki Kaisha · 2006
- Developer cartridge and image forming apparatus with shaft misalignment accomodation83US 7,817,938 B2Brother Kogyo Kabushiki Kaisha · 2010
- Developing cartridge with mounting positioning feature and image forming apparatus using the same48US 5,995,782 ACanon Kabushiki Kaisha · 1999
- Developer carrier, developing device, image forming apparatus and computer system33US 7,155,151 B2Seiko Epson Corporation · 2006