G03G 15/163
Using the force produced by an electrostatic transfer field formed between the
Official title: {using the force produced by an electrostatic transfer field formed between the second base and the electrographic recording member, e.g. transfer through an air gap}
G03G15/163 (Using the force produced by an electrostatic transfer field formed between the) appears on 677 US grants and 293 published applications in this corpus.
Search patents in G03G- Granted patents
- 677
- Published applications
- 293
- Assignees
- 87
- Inventors
- 1,334
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 4 | 0 |
| 1978 | 8 | 0 |
| 1979 | 6 | 0 |
| 1980 | 4 | 0 |
| 1981 | 4 | 0 |
| 1982 | 5 | 0 |
| 1983 | 8 | 0 |
| 1984 | 7 | 0 |
| 1985 | 8 | 0 |
| 1986 | 6 | 0 |
| 1987 | 7 | 0 |
| 1988 | 13 | 0 |
| 1989 | 22 | 0 |
| 1990 | 19 | 0 |
| 1991 | 16 | 0 |
| 1992 | 40 | 0 |
| 1993 | 25 | 0 |
| 1994 | 31 | 0 |
| 1995 | 18 | 0 |
| 1996 | 39 | 0 |
| 1997 | 36 | 0 |
| 1998 | 33 | 0 |
| 1999 | 17 | 0 |
| 2000 | 9 | 0 |
| 2001 | 11 | 2 |
| 2002 | 7 | 2 |
| 2003 | 9 | 15 |
| 2004 | 11 | 17 |
| 2005 | 12 | 16 |
| 2006 | 13 | 16 |
| 2007 | 10 | 21 |
| 2008 | 16 | 16 |
| 2009 | 18 | 8 |
| 2010 | 11 | 8 |
| 2011 | 6 | 11 |
| 2012 | 4 | 13 |
| 2013 | 15 | 12 |
| 2014 | 12 | 8 |
| 2015 | 20 | 18 |
| 2016 | 15 | 6 |
| 2017 | 7 | 5 |
| 2018 | 9 | 15 |
| 2019 | 14 | 13 |
| 2020 | 16 | 14 |
| 2021 | 10 | 16 |
| 2022 | 9 | 8 |
| 2023 | 13 | 13 |
| 2024 | 10 | 14 |
| 2025 | 6 | 3 |
| 2026 | 5 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
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
- Image forming apparatus11 Aug 2026US 12,704,801 B2Canon Kabushiki Kaisha
- Image forming apparatus with control for setting transfer bias23 Jun 2026US 12,663,740 B2Canon Kabushiki Kaisha
- Image forming apparatus6 Jan 2026US 12,517,450 B2Canon Kabushiki Kaisha
- Image forming apparatus24 Sep 2026US 2026/0288038 A1Canon Kabushiki Kaisha
- Processing device, control method, and transfer medium21 May 2026US 2026/0140464 A1Brother Kogyo Kabushiki Kaisha
- Image forming apparatus5 Feb 2026US 2026/0036925 A1FUJIFILM Business Innovation Corp.
- Image forming apparatus18 Sep 2025US 2025/0291279 A1Canon Kabushiki Kaisha
- Image forming apparatus18 Sep 2025US 2025/0291282 A1Canon Kabushiki Kaisha
Most cited
By later US patents
- Multiimage forming apparatus87US 4,903,067 ACanon Kabushiki Kaisha · 1990
- Image forming apparatus equipped with cleaning device74US 5,845,174 AMinolta Co., Ltd. · 1998
- Device having movable belt62US 5,017,969 ACanon Kabushiki Kaisha · 1991
- Image forming device with transfer unit47US 5,717,980 AMinolta Co., Ltd. · 1998
- Lead edge transfer switching46US 4,190,348 AXerox Corporation · 1980