G03G 21/14
Electronic sequencing control
G03G21/14 (Electronic sequencing control) appears on 337 US grants and 233 published applications in this corpus.
Search patents in G03G- Granted patents
- 337
- Published applications
- 233
- Assignees
- 53
- Inventors
- 685
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 7 | 0 |
| 1978 | 7 | 0 |
| 1979 | 3 | 0 |
| 1980 | 6 | 0 |
| 1981 | 11 | 0 |
| 1982 | 8 | 0 |
| 1983 | 5 | 0 |
| 1984 | 6 | 0 |
| 1985 | 6 | 0 |
| 1986 | 3 | 0 |
| 1987 | 7 | 0 |
| 1988 | 5 | 0 |
| 1989 | 11 | 0 |
| 1990 | 8 | 0 |
| 1991 | 4 | 0 |
| 1992 | 6 | 0 |
| 1993 | 6 | 0 |
| 1994 | 5 | 0 |
| 1995 | 4 | 0 |
| 1996 | 4 | 0 |
| 1997 | 3 | 0 |
| 1998 | 1 | 0 |
| 1999 | 5 | 0 |
| 2000 | 2 | 0 |
| 2001 | 5 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 3 |
| 2005 | 2 | 3 |
| 2006 | 0 | 3 |
| 2007 | 2 | 7 |
| 2008 | 5 | 9 |
| 2009 | 2 | 8 |
| 2010 | 7 | 3 |
| 2011 | 2 | 6 |
| 2012 | 6 | 6 |
| 2013 | 8 | 5 |
| 2014 | 5 | 13 |
| 2015 | 11 | 13 |
| 2016 | 12 | 10 |
| 2017 | 11 | 17 |
| 2018 | 19 | 27 |
| 2019 | 16 | 18 |
| 2020 | 23 | 11 |
| 2021 | 11 | 23 |
| 2022 | 16 | 12 |
| 2023 | 14 | 8 |
| 2024 | 9 | 10 |
| 2025 | 8 | 17 |
| 2026 | 5 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Image forming apparatus29 Sep 2026US 12,748,361 B2Canon Kabushiki Kaisha
- Image forming apparatus15 Sep 2026US 12,736,894 B2Canon Kabushiki Kaisha
- Image forming device and control method thereof12 May 2026US 12,625,447 B2Zhuhai Pantum Electronics Co., Ltd.
- Image forming apparatus including clutch to switch transmission of driving force5 May 2026US 12,619,182 B2Brother Kogyo Kabushiki Kaisha
- Image forming device17 Feb 2026US 12,554,210 B2Toshiba Tec Kabushiki Kaisha
- Image forming apparatus3 Sep 2026US 2026/0259519 A1Brother Kogyo Kabushiki Kaisha
- Image forming apparatus25 Dec 2025US 2025/0390045 A1Sharp Kabushiki Kaisha
- Image forming apparatus13 Nov 2025US 2025/0348022 A1Canon Kabushiki Kaisha
- Image forming apparatus6 Nov 2025US 2025/0341793 A1Canon Kabushiki Kaisha
- Image forming apparatus, image forming method, and recording medium6 Nov 2025US 2025/0341800 A1
Most cited
By later US patents
- Rotary encoder error compensation system and method for photoreceptor surface motion sensing and control142US 6,304,825 B1Xerox Corporation · 2001
- Virtual machine control73US 4,475,156 AXerox Corporation · 1984
- Control system for high speed copier/duplicators67US 4,054,380 AXerox Corporation · 1977
- Method and control system architecture for controlling tone reproduction in a printing device58US 5,471,313 AXerox Corporation · 1995
- Programmable master controller communicating with plural controllers54US 4,283,773 AXerox Corporation · 1981