G03G 15/0813
Characterised by means in the developing zone having an interaction with the
Official title: {characterised by means in the developing zone having an interaction with the image carrying member, e.g. distance holders}
G03G15/0813 (Characterised by means in the developing zone having an interaction with the) appears on 332 US grants and 291 published applications in this corpus.
Search patents in G03G- Granted patents
- 332
- Published applications
- 291
- Assignees
- 53
- Inventors
- 637
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 4 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 3 | 0 |
| 1991 | 6 | 0 |
| 1992 | 6 | 0 |
| 1993 | 3 | 0 |
| 1994 | 6 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 3 | 0 |
| 1998 | 2 | 0 |
| 1999 | 3 | 0 |
| 2000 | 3 | 0 |
| 2001 | 3 | 0 |
| 2002 | 3 | 4 |
| 2003 | 3 | 5 |
| 2004 | 4 | 12 |
| 2005 | 10 | 16 |
| 2006 | 11 | 16 |
| 2007 | 13 | 21 |
| 2008 | 12 | 14 |
| 2009 | 9 | 21 |
| 2010 | 14 | 21 |
| 2011 | 22 | 14 |
| 2012 | 19 | 26 |
| 2013 | 19 | 13 |
| 2014 | 24 | 10 |
| 2015 | 13 | 9 |
| 2016 | 13 | 5 |
| 2017 | 2 | 3 |
| 2018 | 11 | 14 |
| 2019 | 9 | 8 |
| 2020 | 14 | 13 |
| 2021 | 7 | 7 |
| 2022 | 7 | 11 |
| 2023 | 8 | 4 |
| 2024 | 6 | 10 |
| 2025 | 11 | 9 |
| 2026 | 3 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Developing cartridge having casing that moves relative to a lever according to movement of the lever18 Aug 2026US 12,710,720 B2Brother Kogyo Kabushiki Kaisha
- Image forming apparatus with a stopper member and an urging member7 Jul 2026US 12,675,071 B2Canon Kabushiki Kaisha
- Drum unit including photosensitive drum, drum frame, and pressure member pressing developing cartridge attached to drum frame toward photosensitive drum6 Jan 2026US 12,517,448 B2Brother Kogyo Kabushiki Kaisha
- Developing device, process cartridge, and image forming apparatus including a holder which has projections within a hole accomodating a developer regulator or a developing roller4 Nov 2025US 12,461,470 B2Ricoh Company, Ltd.
- Developing cartridge21 Oct 2025US 12,449,744 B2Zhuhai Ninestar Information Technology Co., Ltd
- Developing device and image forming apparatus1 Oct 2026US 2026/0299461 A1FUJIFILM Business Innovation Corp.
- Image forming apparatus3 Sep 2026US 2026/0259519 A1Brother Kogyo Kabushiki Kaisha
- Image forming apparatus25 Jun 2026US 2026/0177945 A1KYOCERA Document Solutions Inc.
- Image forming apparatus19 Mar 2026US 2026/0079424 A1Canon Kabushiki Kaisha
- Image forming apparatus5 Mar 2026US 2026/0064036 A1Canon Kabushiki Kaisha
Most cited
By later US patents
- Space securing member, developing device, charging device and process cartridge201US 6,385,416 B1Canon Kabushiki Kaisha · 2002
- Scavengeless development apparatus for use in highlight color imaging142US 4,868,600 AXerox Corporation · 1989
- Process unit, photosensitive member cartridge, developer cartridge, and image forming apparatus142US 6,041,203 ABrother Kogyo Kabushiki Kaisha · 2000
- Photosensitive member cartridge93US 6,330,410 B1Brother Kogyo Kabushiki Kaisha · 2001
- Electronic color printing system with sonic toner release development82US 4,833,503 AXerox Corporation · 1989