G03G 15/0907
With bias voltage
Official title: {with bias voltage (G03G15/065 takes precedence)}
G03G15/0907 (With bias voltage) appears on 213 US grants and 132 published applications in this corpus.
Search patents in G03G- Granted patents
- 213
- Published applications
- 132
- Assignees
- 46
- Inventors
- 481
- Latest grant
- 12 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 1 | 0 |
| 1978 | 4 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 5 | 0 |
| 1982 | 2 | 0 |
| 1983 | 3 | 0 |
| 1984 | 8 | 0 |
| 1985 | 5 | 0 |
| 1986 | 8 | 0 |
| 1987 | 4 | 0 |
| 1988 | 2 | 0 |
| 1989 | 4 | 0 |
| 1990 | 2 | 0 |
| 1991 | 7 | 0 |
| 1992 | 1 | 0 |
| 1993 | 4 | 0 |
| 1994 | 6 | 0 |
| 1995 | 3 | 0 |
| 1996 | 3 | 0 |
| 1997 | 3 | 0 |
| 1998 | 2 | 0 |
| 1999 | 3 | 0 |
| 2000 | 6 | 0 |
| 2001 | 2 | 0 |
| 2002 | 2 | 3 |
| 2003 | 1 | 1 |
| 2004 | 2 | 4 |
| 2005 | 5 | 0 |
| 2006 | 1 | 12 |
| 2007 | 4 | 7 |
| 2008 | 5 | 8 |
| 2009 | 1 | 9 |
| 2010 | 6 | 4 |
| 2011 | 9 | 1 |
| 2012 | 5 | 8 |
| 2013 | 3 | 11 |
| 2014 | 8 | 4 |
| 2015 | 17 | 12 |
| 2016 | 8 | 10 |
| 2017 | 8 | 6 |
| 2018 | 6 | 4 |
| 2019 | 6 | 1 |
| 2020 | 1 | 1 |
| 2021 | 4 | 7 |
| 2022 | 4 | 5 |
| 2023 | 2 | 2 |
| 2024 | 2 | 4 |
| 2025 | 5 | 6 |
| 2026 | 3 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Image forming apparatus capable of improving adjustment accuracy of toner image forming condition, and image density adjustment method12 May 2026US 12,625,450 B2KYOCERA Document Solutions Inc.
- Image forming apparatus3 Mar 2026US 12,566,389 B2Canon Kabushiki Kaisha
- Image forming device17 Feb 2026US 12,554,210 B2Toshiba Tec Kabushiki Kaisha
- Image forming apparatus18 Nov 2025US 12,474,663 B2KYOCERA Document Solutions Inc.
- Image forming apparatus8 Jul 2025US 12,353,148 B2Canon Kabushiki Kaisha
- Magnetic one-component toner and image forming apparatus using it12 Mar 2026US 2026/0072369 A1KYOCERA Document Solutions Inc.
- Image forming apparatus12 Mar 2026US 2026/0072399 A1KYOCERA Document Solutions Inc.
- Image forming apparatus19 Jun 2025US 2025/0199454 A1KYOCERA Document Solutions Inc.
- Image forming apparatus29 May 2025US 2025/0172895 A1FUJIFILM Business Innovation Corp.
- Image forming apparatus8 May 2025US 2025/0147449 A1Canon Kabushiki Kaisha
Most cited
By later US patents
- Developing device, process cartridge and electric energy supply part to developing roller80US 6,336,012 B12002
- Process for developing electrographic images by causing electrical breakdown in the developer74US 4,076,857 AEastman Kodak Company · 1978
- Two color electrostatographic apparatus49US 4,264,185 ARicoh Company, Ltd. · 1981
- Image forming apparatus43US 6,721,516 B2Ricoh Company, Ltd. · 2004
- Method for effecting development by applying an electric field of bias42US 4,444,864 ACanon Kabushiki Kaisha · 1984