G03G 5/061446
Terphenyl-diamine
Official title: {terphenyl-diamine}
G03G5/061446 (Terphenyl-diamine) appears on 228 US grants and 266 published applications in this corpus.
Search patents in G03G- Granted patents
- 228
- Published applications
- 266
- Assignees
- 15
- Inventors
- 204
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 2 |
| 2004 | 0 | 3 |
| 2005 | 1 | 1 |
| 2006 | 3 | 1 |
| 2007 | 0 | 19 |
| 2008 | 6 | 57 |
| 2009 | 24 | 60 |
| 2010 | 47 | 18 |
| 2011 | 49 | 25 |
| 2012 | 23 | 11 |
| 2013 | 15 | 14 |
| 2014 | 15 | 8 |
| 2015 | 8 | 8 |
| 2016 | 2 | 3 |
| 2017 | 2 | 2 |
| 2018 | 3 | 5 |
| 2019 | 6 | 4 |
| 2020 | 3 | 10 |
| 2021 | 8 | 1 |
| 2022 | 1 | 3 |
| 2023 | 1 | 3 |
| 2024 | 1 | 7 |
| 2025 | 2 | 0 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Electrophotographic photoreceptor, process cartridge, and image forming apparatus1 Sep 2026US 12,724,355 B2FUJIFILM Business Innovation Corp.
- Image forming apparatus3 Feb 2026US 12,541,156 B2FUJIFILM Business Innovation Corp.
- Electrophotographic photosensitive member, process cartridge, and image forming apparatus14 Oct 2025US 12,443,118 B2KYOCERA Document Solutions Inc.
- Polyarylate resin and electrophotographic photosensitive member24 Jun 2025US 12,339,618 B2KYOCERA Document Solutions Inc.
- Electrophotographic photoreceptor, process cartridge, and image forming apparatus15 Oct 2024US 12,117,741 B1FUJIFILM Business Innovation Corp.
- Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus6 Aug 2026US 2026/0227719 A1Canon Kabushiki Kaisha
- Electrophotographic photosensitive member, process cartridge, and image forming apparatus10 Oct 2024US 2024/0337957 A1KYOCERA Document Solutions Inc.
- Electrophotographic photoreceptor, process cartridge, and image forming apparatus3 Oct 2024US 2024/0329558 A1FUJIFILM Business Innovation Corp.
- Electrophotographic photoreceptor, process cartridge, and image forming apparatus29 Aug 2024US 2024/0288788 A1FUJIFILM Business Innovation Corp.
- Electrophotographic photosensitive member, process cartridge, and image forming apparatus13 Jun 2024US 2024/0192613 A1KYOCERA Document Solutions Inc.
Most cited
By later US patents
- Imaging member having a charge transport layer of a terphenyl diamine and a polycarbonate resin64US 4,273,846 AXerox Corporation · 1981
- Electrophotographic photoreceptor, and image forming method, image forming apparatus and process cartridge therefor using the photoreceptor37US 6,861,188 B2Ricoh Company, Ltd. · 2005
- Imaging members29US 7,033,714 B2Xerox Corporation · 2006
- Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus19US 10,416,581 B2Canon Kabushiki Kaisha · 2019
- Photoconductors containing fluorinated components18US 7,763,405 B2Xerox Corporation · 2010