G03G 2215/019
Structural features of the multicolour image forming apparatus
G03G2215/019 (Structural features of the multicolour image forming apparatus) appears on 250 US grants and 210 published applications in this corpus.
Search patents in G03G- Granted patents
- 250
- Published applications
- 210
- Assignees
- 43
- Inventors
- 486
- Latest grant
- 19 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 4 | 0 |
| 1990 | 1 | 0 |
| 1991 | 7 | 0 |
| 1992 | 3 | 0 |
| 1993 | 3 | 0 |
| 1994 | 3 | 0 |
| 1995 | 4 | 0 |
| 1996 | 5 | 0 |
| 1997 | 6 | 0 |
| 1998 | 4 | 0 |
| 1999 | 2 | 0 |
| 2000 | 4 | 0 |
| 2001 | 5 | 1 |
| 2002 | 4 | 3 |
| 2003 | 2 | 6 |
| 2004 | 4 | 5 |
| 2005 | 5 | 4 |
| 2006 | 3 | 4 |
| 2007 | 3 | 9 |
| 2008 | 6 | 10 |
| 2009 | 4 | 32 |
| 2010 | 7 | 27 |
| 2011 | 14 | 25 |
| 2012 | 31 | 18 |
| 2013 | 27 | 8 |
| 2014 | 22 | 19 |
| 2015 | 22 | 10 |
| 2016 | 10 | 8 |
| 2017 | 9 | 3 |
| 2018 | 2 | 0 |
| 2019 | 2 | 3 |
| 2020 | 3 | 2 |
| 2021 | 0 | 2 |
| 2022 | 4 | 1 |
| 2023 | 3 | 4 |
| 2024 | 2 | 3 |
| 2025 | 3 | 2 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Image forming device19 May 2026US 12,631,984 B2Sharp Kabushiki Kaisha
- Method of assembling a belt conveyance apparatus11 Nov 2025US 12,466,011 B1KYOCERA Document Solutions Inc.
- Image forming apparatus that corrects image forming positions19 Aug 2025US 12,393,149 B2Canon Kabushiki Kaisha
- Transfer device including fastener to fasten a holder portion and another holder portion which has a higher rigidity than the holder portion14 Jan 2025US 12,197,148 B2Ricoh Company, Ltd.
- Image forming apparatus that corrects image forming positions30 Jul 2024US 12,050,426 B2Canon Kabushiki Kaisha
- Transfer unit and image forming apparatus including the same16 Apr 2026US 2026/0104654 A1KYOCERA Document Solutions Inc.
- Image forming apparatus that corrects image forming positions13 Nov 2025US 2025/0348034 A1Canon Kabushiki Kaisha
- Image forming device31 Jul 2025US 2025/0246077 A1Sharp Kabushiki Kaisha
- Image forming apparatus that corrects image forming positions17 Oct 2024US 2024/0345524 A1Canon Kabushiki Kaisha
- Rotation device and image forming apparatus23 May 2024US 2024/0168411 A1FUJIFILM Business Innovation Corp.
Most cited
By later US patents
- Electrostatographic reproduction machine including a plurality of selectable fusing assemblies130US 6,125,248 AXerox Corporation · 2000
- Multi-image forming apparatus52US 5,365,324 ACanon Kabushiki Kaisha · 1994
- Belt device and unit device including belt device and image forming apparatus using the belt device and unit device51US 6,324,374 B1Ricoh Company, Ltd. · 2001
- Image forming apparatus with and method using an intermediate toner image retaining member47US 5,099,286 AMinolta Camera Kabushiki Kaisha · 1992
- Color recording apparatus45US 4,933,727 ARicoh Company, Ltd. · 1990