G03G 2215/0643
Electrodes in developing area
Official title: Electrodes in developing area, e.g. wires, not belonging to the main donor part
G03G2215/0643 (Electrodes in developing area) appears on 166 US grants and 47 published applications in this corpus.
Search patents in G03G- Granted patents
- 166
- Published applications
- 47
- Assignees
- 18
- Inventors
- 291
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 3 | 0 |
| 1990 | 1 | 0 |
| 1991 | 10 | 0 |
| 1992 | 9 | 0 |
| 1993 | 5 | 0 |
| 1994 | 9 | 0 |
| 1995 | 7 | 0 |
| 1996 | 5 | 0 |
| 1997 | 9 | 0 |
| 1998 | 12 | 0 |
| 1999 | 16 | 0 |
| 2000 | 9 | 0 |
| 2001 | 17 | 1 |
| 2002 | 5 | 1 |
| 2003 | 4 | 4 |
| 2004 | 4 | 2 |
| 2005 | 2 | 3 |
| 2006 | 4 | 3 |
| 2007 | 2 | 4 |
| 2008 | 0 | 0 |
| 2009 | 2 | 5 |
| 2010 | 1 | 5 |
| 2011 | 2 | 2 |
| 2012 | 5 | 4 |
| 2013 | 4 | 3 |
| 2014 | 5 | 0 |
| 2015 | 0 | 1 |
| 2016 | 1 | 1 |
| 2017 | 0 | 0 |
| 2018 | 1 | 1 |
| 2019 | 0 | 0 |
| 2020 | 2 | 1 |
| 2021 | 0 | 1 |
| 2022 | 1 | 0 |
| 2023 | 0 | 1 |
| 2024 | 1 | 3 |
| 2025 | 2 | 1 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Developing cartridge including electrical contact surface positioned away from developing roller11 Aug 2026US 12,704,800 B2Brother Kogyo Kabushiki Kaisha
- Image forming apparatus3 Feb 2026US 12,541,169 B2Canon Kabushiki Kaisha
- Image forming apparatus controlling voltage applied to electrodes of charging devices6 May 2025US 12,292,698 B2Canon Kabushiki Kaisha
- Cartridge and image forming apparatus22 Apr 2025US 12,282,269 B2Canon Kabushiki Kaisha
- Developing cartridge including electrical contact surface positioned away from developing roller12 Nov 2024US 12,140,882 B2Brother Kogyo Kabushiki Kaisha
- Developing cartridge including electrical contact surface positioned away from developing roller30 Jan 2025US 2025/0036043 A1Brother Kogyo Kabushiki Kaisha
- Image forming apparatus18 Apr 2024US 2024/0126203 A1Canon Kabushiki Kaisha
- Image forming apparatus1 Feb 2024US 2024/0036491 A1Canon Kabushiki Kaisha
- Cartridge and image forming apparatus1 Feb 2024US 2024/0036493 A1Canon Kabushiki Kaisha
- Developing cartridge including electrical contact surface positioned away from developing roller9 Nov 2023US 2023/0359137 A1Brother Kogyo Kabushiki Kaisha
Most cited
By later US patents
- Scavengeless development apparatus for use in highlight color imaging142US 4,868,600 AXerox Corporation · 1989
- Recording apparatus using a toner-fog generated by electric fields applied to electrodes on the surface of the developer carrier77US 4,568,955 ATokyo Shibaura Denki Kabushiki Kaisha · 1986
- Dual AC development system for controlling the spacing of a toner cloud54US 5,010,367 AXerox Corporation · 1991
- Development system coatings53US 5,300,339 AXerox Corporation · 1994
- Electrode wire cleaning44US 4,984,019 AXerox Corporation · 1991