G03G 2215/1647
Cleaning of transfer member
G03G2215/1647 (Cleaning of transfer member) appears on 805 US grants and 630 published applications in this corpus.
Search patents in G03G- Granted patents
- 805
- Published applications
- 630
- Assignees
- 75
- Inventors
- 1,397
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 6 | 0 |
| 1988 | 1 | 0 |
| 1989 | 6 | 0 |
| 1990 | 2 | 0 |
| 1991 | 6 | 0 |
| 1992 | 15 | 0 |
| 1993 | 10 | 0 |
| 1994 | 6 | 0 |
| 1995 | 6 | 0 |
| 1996 | 16 | 0 |
| 1997 | 20 | 0 |
| 1998 | 31 | 0 |
| 1999 | 37 | 0 |
| 2000 | 23 | 0 |
| 2001 | 25 | 6 |
| 2002 | 15 | 16 |
| 2003 | 13 | 19 |
| 2004 | 19 | 13 |
| 2005 | 9 | 19 |
| 2006 | 16 | 24 |
| 2007 | 18 | 23 |
| 2008 | 12 | 27 |
| 2009 | 19 | 40 |
| 2010 | 17 | 28 |
| 2011 | 25 | 32 |
| 2012 | 41 | 33 |
| 2013 | 36 | 23 |
| 2014 | 36 | 37 |
| 2015 | 45 | 22 |
| 2016 | 36 | 24 |
| 2017 | 21 | 26 |
| 2018 | 24 | 41 |
| 2019 | 38 | 27 |
| 2020 | 30 | 35 |
| 2021 | 33 | 15 |
| 2022 | 20 | 25 |
| 2023 | 15 | 22 |
| 2024 | 25 | 20 |
| 2025 | 17 | 23 |
| 2026 | 9 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Intermediate transfer unit and image forming apparatus with replaceable cleaning device6 Oct 2026US 12,754,495 B2Canon Kabushiki Kaisha
- Image forming apparatus8 Sep 2026US 12,730,395 B2Ricoh Company, Ltd.
- Process cartridge, image forming apparatus and toner storage unit25 Aug 2026US 12,717,271 B2Brother Kogyo Kabushiki Kaisha
- Movable cleaning device4 Aug 2026US 12,699,339 B2Hewlett-Packard Development Company, L. P.
- Image forming apparatus30 Jun 2026US 12,669,769 B2Ricoh Company, Ltd.
- Image forming apparatus23 Jul 2026US 2026/0211357 A1Canon Kabushiki Kaisha
- Image forming apparatus16 Jul 2026US 2026/0202779 A1FUJIFILM Business Innovation Corp.
- Electrophotographic member and electrophotographic image forming apparatus25 Jun 2026US 2026/0177949 A1Canon Kabushiki Kaisha
- Image forming apparatus and method for forming toner pattern25 Jun 2026US 2026/0177964 A1Etria Co., Ltd.
- Image forming apparatus11 Jun 2026US 2026/0161123 A1
Most cited
By later US patents
- Electrophotographic apparatus having plural image forming modes, and a process cartridge applied to such electrophotographic apparatus104US 6,157,792 ACanon Kabushiki Kaisha · 2000
- Gamma correction for apparatus using pre and post transfer image density59US 6,061,533 AMatsushita Electric Industrial Co., Ltd. · 2000
- Image transferring device for an image forming apparatus57US 5,812,919 ARicoh Company, Ltd. · 1998
- Method and apparatus for image forming performing improved cleaning and discharging operations on image forming associated members56US 6,269,228 B1Ricoh Company, Ltd. · 2001
- Fiber-reinforced intermediate transfer member for electrophotography, and electrophotographic apparatus including same55US 6,704,535 B2Canon Kabushiki Kaisha · 2004