G03G 5/08214
Silicon-based
Official title: {Silicon-based}
G03G5/08214 (Silicon-based) appears on 555 US grants and 118 published applications in this corpus.
Search patents in G03G- Granted patents
- 555
- Published applications
- 118
- Assignees
- 70
- Inventors
- 529
- Latest grant
- 18 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 2 | 0 |
| 1981 | 3 | 0 |
| 1982 | 5 | 0 |
| 1983 | 12 | 0 |
| 1984 | 24 | 0 |
| 1985 | 32 | 0 |
| 1986 | 43 | 0 |
| 1987 | 71 | 0 |
| 1988 | 52 | 0 |
| 1989 | 54 | 0 |
| 1990 | 27 | 0 |
| 1991 | 15 | 0 |
| 1992 | 21 | 0 |
| 1993 | 8 | 0 |
| 1994 | 8 | 0 |
| 1995 | 12 | 0 |
| 1996 | 21 | 0 |
| 1997 | 8 | 0 |
| 1998 | 13 | 0 |
| 1999 | 10 | 0 |
| 2000 | 10 | 0 |
| 2001 | 11 | 4 |
| 2002 | 9 | 13 |
| 2003 | 11 | 6 |
| 2004 | 4 | 8 |
| 2005 | 2 | 7 |
| 2006 | 8 | 6 |
| 2007 | 5 | 6 |
| 2008 | 4 | 7 |
| 2009 | 4 | 4 |
| 2010 | 2 | 9 |
| 2011 | 1 | 10 |
| 2012 | 6 | 2 |
| 2013 | 9 | 2 |
| 2014 | 3 | 3 |
| 2015 | 1 | 2 |
| 2016 | 3 | 2 |
| 2017 | 2 | 2 |
| 2018 | 2 | 5 |
| 2019 | 6 | 8 |
| 2020 | 5 | 2 |
| 2021 | 2 | 1 |
| 2022 | 1 | 1 |
| 2023 | 0 | 3 |
| 2024 | 1 | 0 |
| 2025 | 2 | 4 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Image forming apparatus18 Nov 2025US 12,474,663 B2KYOCERA Document Solutions Inc.
- Flow passage forming member, liquid ejecting head, liquid ejecting apparatus, method of producing flow passage forming member, and method of producing liquid ejecting head18 Feb 2025US 12,227,008 B2Seiko Epson Corporation
- Image forming apparatus11 Jun 2024US 12,007,712 B2KYOCERA Document Solutions Inc.
- Photodiode structured photosensitive imaging surfaces, methods and apparatus1 Feb 2022US 11,239,381 B2Hewlett-Packard Development Company, L. P.
- Electrophotographic photoreceptor and image forming apparatus30 Nov 2021US 11,188,003 B2KYOCERA Corporation
- Image forming apparatus18 Jun 2026US 2026/0169403 A1KYOCERA Document Solutions Inc.
- Electrophotographic photoreceptor, process cartridge, and image forming apparatus25 Sep 2025US 2025/0298329 A1FUJIFILM Business Innovation Corp.
- Electrophotographic apparatus and process cartridge17 Jul 2025US 2025/0231520 A1Canon Kabushiki Kaisha
- Image forming apparatus19 Jun 2025US 2025/0199454 A1KYOCERA Document Solutions Inc.
- Image forming apparatus3 Apr 2025US 2025/0110417 A1KYOCERA Document Solutions Inc.
Most cited
By later US patents
- Amorphous semiconductors equivalent to crystalline semiconductors produced by a glow discharge process284US 4,226,898 AEnergy Conversion Devices, Inc. · 1980
- Electrophotographic photosensitive member and process for production thereof161US 4,265,991 ACanon Kabushiki Kaisha · 1981
- Distributed infrared communication system104US 5,103,108 A1992
- Photoconductive member with .alpha.-Si and C, N or O and dopant88US 4,460,670 ACanon Kabushiki Kaisha · 1984
- Electrophotographic member86US 4,365,013 AHitachi, Ltd. · 1982