G03G 2215/0813
Lower part of donor member transports used developer back to the sump
G03G2215/0813 (Lower part of donor member transports used developer back to the sump) appears on 4 US grants and 5 published applications in this corpus.
Search patents in G03G- Granted patents
- 4
- Published applications
- 5
- Assignees
- 3
- Inventors
- 13
- Latest grant
- 24 Jul 2018
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 1 | 0 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 1 | 1 |
| 2018 | 1 | 0 |
By publication year.
Recent patents
- Developing device and image forming member including a clearance closing member with grooves24 Jul 2018US 10,031,440 B2Fuji Xerox Co., Ltd.
- Developing device, process cartridge, and image forming apparatus for forming an image on a recording medium using an electrophotographic method14 Feb 2017US 9,568,855 B2Canon Kabushiki Kaisha
- Toner drop suppressing developing apparatus10 Aug 2010US 7,773,920 B2Ricoh Company, Ltd.
- Developing device in image-forming device25 Aug 2009US 7,580,657 B2Ricoh Company, Ltd.
- Developing device process cartridge and image forming apparatus20 Apr 2017US 2017/0108822 A1Canon Kabushiki Kaisha
- Developing device and image forming apparatus18 Aug 2016US 2016/0238989 A1Fuji Xerox Co., Ltd.
- Developing device, process cartridge, and image forming apparatus31 Oct 2013US 2013/0287450 A1Canon Kabushiki Kaisha
- Toner drop suppressing developing apparatus29 May 2008US 2008/0124136 A1Ricoh Company, Ltd.
- Developing device in image-forming device1 Feb 2007US 2007/0025773 A1Ricoh Company, Ltd.
Most cited
By later US patents