G03G 15/751
Relating to drum
Official title: {relating to drum (G03G15/757 takes precedence)}
G03G15/751 (Relating to drum) appears on 866 US grants and 658 published applications in this corpus.
Search patents in G03G- Granted patents
- 866
- Published applications
- 658
- Assignees
- 131
- Inventors
- 1,696
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 8 | 0 |
| 1978 | 9 | 0 |
| 1979 | 4 | 0 |
| 1980 | 5 | 0 |
| 1981 | 3 | 0 |
| 1982 | 5 | 0 |
| 1983 | 9 | 0 |
| 1984 | 6 | 0 |
| 1985 | 4 | 0 |
| 1986 | 7 | 0 |
| 1987 | 4 | 0 |
| 1988 | 3 | 0 |
| 1989 | 4 | 0 |
| 1990 | 7 | 0 |
| 1991 | 6 | 0 |
| 1992 | 7 | 0 |
| 1993 | 8 | 0 |
| 1994 | 12 | 0 |
| 1995 | 22 | 0 |
| 1996 | 28 | 0 |
| 1997 | 20 | 0 |
| 1998 | 33 | 0 |
| 1999 | 23 | 0 |
| 2000 | 20 | 0 |
| 2001 | 19 | 4 |
| 2002 | 17 | 15 |
| 2003 | 16 | 15 |
| 2004 | 17 | 18 |
| 2005 | 6 | 24 |
| 2006 | 13 | 22 |
| 2007 | 14 | 29 |
| 2008 | 22 | 48 |
| 2009 | 15 | 35 |
| 2010 | 32 | 39 |
| 2011 | 25 | 26 |
| 2012 | 38 | 35 |
| 2013 | 27 | 21 |
| 2014 | 45 | 33 |
| 2015 | 35 | 15 |
| 2016 | 17 | 24 |
| 2017 | 23 | 43 |
| 2018 | 39 | 31 |
| 2019 | 28 | 27 |
| 2020 | 36 | 28 |
| 2021 | 23 | 19 |
| 2022 | 16 | 22 |
| 2023 | 15 | 17 |
| 2024 | 18 | 34 |
| 2025 | 33 | 24 |
| 2026 | 14 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Image forming apparatus15 Sep 2026US 12,736,891 B2KYOCERA Document Solutions Inc.
- Image forming apparatus including chute located upstream of fuser1 Sep 2026US 12,724,375 B2Brother Kogyo Kabushiki Kaisha
- Image forming apparatus11 Aug 2026US 12,704,801 B2Canon Kabushiki Kaisha
- Packaged object and package member4 Aug 2026US 12,698,139 B2KYOCERA Document Solutions Inc.
- Process cartridge, electrophotographic image forming apparatus, and electrophotographic photosensitive drum unit4 Aug 2026US 12,699,351 B2Canon Kabushiki Kaisha
- Image forming apparatus10 Sep 2026US 2026/0267276 A1FUJIFILM Business Innovation Corp.
- Molded body and curable composition3 Sep 2026US 2026/0257403 A1Canon Kabushiki Kaisha
- Photoconductive sleeve supports3 Sep 2026US 2026/0259527 A1Hewlett-Packard Development Company, L. P.
- Image forming apparatus and cartridge13 Aug 2026US 2026/0235980 A1Canon Kabushiki Kaisha
- Seal member, toner carrying device provided with the seal member, and image forming apparatus23 Jul 2026US 2026/0211354 A1Canon Kabushiki Kaisha
Most cited
By later US patents
- Electrophotographic photosensitive drum supporting apparatus, process cartridge and electrophotographic image forming apparatus179US 7,184,690 B2Canon Kabushiki Kaisha · 2007
- Rotary member a process cartridge and an assembling method for rolling members173US 5,463,446 ACanon Kabushiki Kaisha · 1995
- Process cartridge, assembling method for process cartridge and electrophotographic image forming apparatus172US 5,878,310 ACanon Kabushiki Kaisha · 1999
- Process cartridge, assembling method for process cartridge and grounding member152US 5,953,562 ACanon Kabushiki Kaisha · 1999
- Image bearing member and driving mechanism therefor148US 5,023,660 ACanon Kabushiki Kaisha · 1991