G03G 15/095
Removing excess solid developer
Official title: Removing excess solid developer {, e.g. fog preventing}
G03G15/095 (Removing excess solid developer) appears on 224 US grants and 178 published applications in this corpus.
Search patents in G03G- Granted patents
- 224
- Published applications
- 178
- Assignees
- 50
- Inventors
- 499
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 4 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 3 | 0 |
| 1993 | 8 | 0 |
| 1994 | 3 | 0 |
| 1995 | 5 | 0 |
| 1996 | 9 | 0 |
| 1997 | 0 | 0 |
| 1998 | 4 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 3 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 1 |
| 2005 | 0 | 1 |
| 2006 | 1 | 0 |
| 2007 | 1 | 4 |
| 2008 | 0 | 5 |
| 2009 | 3 | 10 |
| 2010 | 5 | 4 |
| 2011 | 11 | 4 |
| 2012 | 3 | 6 |
| 2013 | 6 | 5 |
| 2014 | 6 | 7 |
| 2015 | 8 | 7 |
| 2016 | 15 | 14 |
| 2017 | 10 | 21 |
| 2018 | 24 | 16 |
| 2019 | 17 | 14 |
| 2020 | 8 | 9 |
| 2021 | 9 | 7 |
| 2022 | 3 | 10 |
| 2023 | 8 | 6 |
| 2024 | 5 | 5 |
| 2025 | 4 | 12 |
| 2026 | 6 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Printer apparatus with upstream toner recycling function15 Sep 2026US 12,736,895 B2Avision Inc.
- Determination method and recovery method15 Sep 2026US 12,736,898 B2Canon Kabushiki Kaisha
- Developing device18 Aug 2026US 12,710,710 B2Canon Kabushiki Kaisha
- Image forming apparatus5 May 2026US 12,619,172 B2KYOCERA Document Solutions Inc.
- Image forming apparatus3 Mar 2026US 12,566,391 B2Canon Kabushiki Kaisha
- Image forming apparatus10 Sep 2026US 2026/0267268 A1Konica Minolta, Inc.
- Discharge method, development device, and image forming apparatus16 Jul 2026US 2026/0202778 A1FUJIFILM Business Innovation Corp.
- Printer apparatus with upstream toner recycling function9 Jul 2026US 2026/0194839 A1Avision Inc.
- Image forming apparatus, fog margin setting method, and non-transitory computer-readable recording medium storing fog margin setting program9 Jul 2026US 2026/0194842 A1Konica Minolta, Inc.
- Image forming apparatus28 May 2026US 2026/0147306 A1Canon Kabushiki Kaisha
Most cited
By later US patents
- Developing device replenishing a toner or a carrier of a two-ingredient type developer and image forming apparatus including the developing device27US 7,542,703 B2Ricoh Company, Ltd. · 2009
- Image forming apparatus having a cleaning unit26US 7,899,355 B2Brother Kogyo Kabushiki Kaisha · 2011
- Background removal apparatus21US 4,116,555 AXerox Corporation · 1978
- Magnetic developer removal system18US 4,014,065 AXerox Corporation · 1977
- Drum cleaning method and apparatus for electrostatography16US 4,095,980 ARicoh Company, Ltd. · 1978