G03G 15/065
Arrangements for controlling the potential of the developing electrode
Official title: {Arrangements for controlling the potential of the developing electrode}
G03G15/065 (Arrangements for controlling the potential of the developing electrode) appears on 1,065 US grants and 856 published applications in this corpus.
Search patents in G03G- Granted patents
- 1,065
- Published applications
- 856
- Assignees
- 111
- Inventors
- 1,691
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 10 | 0 |
| 1978 | 6 | 0 |
| 1979 | 9 | 0 |
| 1980 | 8 | 0 |
| 1981 | 10 | 0 |
| 1982 | 7 | 0 |
| 1983 | 9 | 0 |
| 1984 | 11 | 0 |
| 1985 | 10 | 0 |
| 1986 | 10 | 0 |
| 1987 | 14 | 0 |
| 1988 | 14 | 0 |
| 1989 | 10 | 0 |
| 1990 | 9 | 0 |
| 1991 | 13 | 0 |
| 1992 | 12 | 0 |
| 1993 | 10 | 0 |
| 1994 | 11 | 0 |
| 1995 | 9 | 0 |
| 1996 | 15 | 0 |
| 1997 | 14 | 0 |
| 1998 | 14 | 0 |
| 1999 | 18 | 0 |
| 2000 | 14 | 0 |
| 2001 | 13 | 4 |
| 2002 | 14 | 18 |
| 2003 | 9 | 5 |
| 2004 | 8 | 21 |
| 2005 | 14 | 23 |
| 2006 | 16 | 24 |
| 2007 | 13 | 28 |
| 2008 | 14 | 24 |
| 2009 | 18 | 36 |
| 2010 | 22 | 37 |
| 2011 | 43 | 30 |
| 2012 | 32 | 21 |
| 2013 | 25 | 27 |
| 2014 | 35 | 29 |
| 2015 | 53 | 58 |
| 2016 | 61 | 51 |
| 2017 | 42 | 45 |
| 2018 | 38 | 40 |
| 2019 | 45 | 48 |
| 2020 | 60 | 46 |
| 2021 | 41 | 50 |
| 2022 | 39 | 41 |
| 2023 | 35 | 48 |
| 2024 | 43 | 35 |
| 2025 | 35 | 43 |
| 2026 | 24 | 24 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Image-forming apparatus generating electrical discharge upstream of transfer portion22 Sep 2026US 12,743,041 B2Canon Kabushiki Kaisha
- Image forming apparatus25 Aug 2026US 12,717,255 B2Canon Kabushiki Kaisha
- Power supply device and image forming apparatus25 Aug 2026US 12,717,264 B2KYOCERA Document Solutions Inc.
- Image forming apparatus25 Aug 2026US 12,717,266 B2Canon Kabushiki Kaisha
- Image forming apparatus18 Aug 2026US 12,710,705 B2Canon Kabushiki Kaisha
- Image forming apparatus for transferring a developer image from an image carrier to a recording medium24 Sep 2026US 2026/0288033 A1Canon Kabushiki Kaisha
- Image forming apparatus17 Sep 2026US 2026/0277144 A1Canon Kabushiki Kaisha
- Apparatus and method for protecting an image forming apparatus3 Sep 2026US 2026/0261135 A1Hewlett-Packard Development Company, L. P.
- Lep printing device bid assembly constant current mode27 Aug 2026US 2026/0252002 A1Hewlett-Packard Development Company, L. P.
- Image forming apparatus6 Aug 2026US 2026/0227722 A1KYOCERA Document Solutions Inc.
Most cited
By later US patents
- Contrast enhancement of electrographic imaging126US 5,163,075 AEastman Kodak Company · 1992
- Magnetic developing method under A.C. electrical bias and apparatus therefor77US 4,292,387 ACanon Kabushiki Kaisha · 1981
- Image forming apparatus and an image forming process unit72US 6,505,014 B2Ricoh Company, Ltd. · 2003
- Developing method for developer transfer under A.C. electrical bias and apparatus therefor58US 4,395,476 ACanon Kabushiki Kaisha · 1983
- Electrostatographic apparatus comprising automatic document type determination means53US 4,239,374 ARicoh Company, Ltd. · 1980