G03G 5/0433
All layers being inorganic
Official title: {all layers being inorganic}
G03G5/0433 (All layers being inorganic) appears on 129 US grants and 23 published applications in this corpus.
Search patents in G03G- Granted patents
- 129
- Published applications
- 23
- Assignees
- 30
- Inventors
- 264
- Latest grant
- 12 May 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 6 | 0 |
| 1979 | 2 | 0 |
| 1980 | 5 | 0 |
| 1981 | 7 | 0 |
| 1982 | 10 | 0 |
| 1983 | 5 | 0 |
| 1984 | 4 | 0 |
| 1985 | 5 | 0 |
| 1986 | 6 | 0 |
| 1987 | 5 | 0 |
| 1988 | 4 | 0 |
| 1989 | 15 | 0 |
| 1990 | 7 | 0 |
| 1991 | 6 | 0 |
| 1992 | 6 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 3 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 1 | 2 |
| 2011 | 1 | 5 |
| 2012 | 0 | 0 |
| 2013 | 5 | 2 |
| 2014 | 1 | 1 |
| 2015 | 1 | 1 |
| 2016 | 1 | 1 |
| 2017 | 4 | 1 |
| 2018 | 0 | 2 |
| 2019 | 2 | 3 |
| 2020 | 2 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 2 |
By publication year. Applications have been published since 2001.
Recent patents
- Electrophotographic photoreceptor and image forming apparatus12 May 2020US 10,649,354 B2KYOCERA Corporation
- Image forming method and image forming device21 Apr 2020US 10,627,730 B2Konica Minolta, Inc.
- Image forming apparatus and unit for image forming apparatus11 Jun 2019US 10,317,809 B2Fuji Xerox Co., Ltd.
- Electrophotographic member, method for manufacturing electrophotographic member, and fixing apparatus16 Apr 2019US 10,261,429 B2Canon Kabushiki Kaisha
- Electrophotographic photoreceptor, electrophotographic cartridge, image forming apparatus, and charge transport substance17 Oct 2017US 9,791,791 B2Mitsubishi Chemical Corporation
- Electrophotographic apparatus31 Jul 2025US 2025/0244687 A1Canon Kabushiki Kaisha
- Electrophotographic apparatus and process cartridge17 Jul 2025US 2025/0231520 A1Canon Kabushiki Kaisha
- Electrophotographic photoreceptor and image forming apparatus10 Oct 2019US 2019/0310563 A1KYOCERA Corporation
- Image forming apparatus and unit for image forming apparatus28 Mar 2019US 2019/0094722 A1Fuji Xerox Co., Ltd.
- Image forming method and image forming device28 Mar 2019US 2019/0094723 A1Konica Minolta, Inc.
Most cited
By later US patents
- Overcoated photoreceptor containing inorganic electron trapping and hole trapping layers226US 4,338,387 AXerox Corporation · 1982
- Trapping layer overcoated inorganic photoresponsive device223US 4,286,033 AXerox Corporation · 1981
- Light-sensitive film62US 4,289,822 AHitachi, Ltd. · 1981
- Electrophotographic photosensitive member, process and apparatus for the preparation thereof31US 4,702,934 ACanon Kabushiki Kaisha · 1987
- Electrophotographic member with transport layer having inorganic n-type particles27US 4,382,118 ARank Xerox Ltd. · 1983