G03G 15/80
Details relating to power supplies, circuits boards, electrical connections
Official title: {Details relating to power supplies, circuits boards, electrical connections}
G03G15/80 (Details relating to power supplies, circuits boards, electrical connections) appears on 1,679 US grants and 1,893 published applications in this corpus.
Search patents in G03G- Granted patents
- 1,679
- Published applications
- 1,893
- Assignees
- 112
- Inventors
- 2,227
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 5 | 0 |
| 1989 | 4 | 0 |
| 1990 | 4 | 0 |
| 1991 | 4 | 0 |
| 1992 | 2 | 0 |
| 1993 | 3 | 0 |
| 1994 | 9 | 0 |
| 1995 | 4 | 0 |
| 1996 | 7 | 0 |
| 1997 | 6 | 0 |
| 1998 | 8 | 0 |
| 1999 | 10 | 0 |
| 2000 | 4 | 0 |
| 2001 | 4 | 2 |
| 2002 | 4 | 8 |
| 2003 | 5 | 6 |
| 2004 | 8 | 27 |
| 2005 | 15 | 36 |
| 2006 | 25 | 42 |
| 2007 | 28 | 37 |
| 2008 | 17 | 21 |
| 2009 | 24 | 38 |
| 2010 | 30 | 34 |
| 2011 | 31 | 57 |
| 2012 | 44 | 48 |
| 2013 | 48 | 89 |
| 2014 | 66 | 99 |
| 2015 | 139 | 131 |
| 2016 | 144 | 88 |
| 2017 | 91 | 136 |
| 2018 | 118 | 116 |
| 2019 | 131 | 109 |
| 2020 | 126 | 120 |
| 2021 | 84 | 108 |
| 2022 | 112 | 82 |
| 2023 | 85 | 99 |
| 2024 | 70 | 80 |
| 2025 | 85 | 156 |
| 2026 | 69 | 124 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Heater including heat generating pattern and electrode having connector therebetween6 Oct 2026US 12,754,500 B2Hewlett-Packard Development Company, L. P.
- Power supply device provided in image formation device6 Oct 2026US 12,754,501 B2Nichicon Corporation
- Image forming apparatus that can predict a life of the fixing roller6 Oct 2026US 12,754,505 B2KYOCERA Document Solutions Inc.
- Fuser and image forming apparatus to transmit different types of signals from fuser to image forming apparatus via common terminal29 Sep 2026US 12,748,367 B2Brother Kogyo Kabushiki Kaisha
- Image forming apparatus15 Sep 2026US 12,736,900 B2Canon Kabushiki Kaisha
- Image heating device and image forming apparatus8 Oct 2026US 2026/0310120 A1Canon Kabushiki Kaisha
- Image forming device including switch switching according to whether fixing device is mounted or removed8 Oct 2026US 2026/0310122 A1Brother Kogyo Kabushiki Kaisha
- Power supply device and image forming apparatus8 Oct 2026US 2026/0310126 A1KYOCERA Document Solutions Inc.
- Image forming apparatus and processing unit8 Oct 2026US 2026/0310129 A1Canon Kabushiki Kaisha
- Protection circuit and electronic device8 Oct 2026US 2026/0312401 A1KYOCERA Document Solutions Inc.
Most cited
By later US patents
- Electronic printer having wireless power and communications connections to accessory units794US 6,055,062 AHewlett-Packard Company · 2000
- Developing cartridge detachable from image forming device58US 7,079,783 B2Brother Kogyo Kabushiki Kaisha · 2006
- Reduced flicker fusing system for use in electrophotographic printers and copiers55US 5,789,723 AHewlett-Packard Company · 1998
- Microprocessor controlled high voltage power supply40US 5,369,472 AXerox Corporation · 1994
- Image-forming apparatus comprising a process unit40US 5,835,822 AFujitsu Limited · 1998