G03G 5/0674
Containing hetero rings
Official title: {containing hetero rings}
G03G5/0674 (Containing hetero rings) appears on 78 US grants and 16 published applications in this corpus.
Search patents in G03G- Granted patents
- 78
- Published applications
- 16
- Assignees
- 32
- Inventors
- 178
- Latest grant
- 17 Mar 2015
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 3 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 3 | 0 |
| 1984 | 4 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 8 | 0 |
| 1992 | 6 | 0 |
| 1993 | 6 | 0 |
| 1994 | 3 | 0 |
| 1995 | 5 | 0 |
| 1996 | 3 | 0 |
| 1997 | 3 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 2 |
| 2006 | 0 | 3 |
| 2007 | 1 | 1 |
| 2008 | 1 | 2 |
| 2009 | 1 | 2 |
| 2010 | 3 | 1 |
| 2011 | 2 | 1 |
| 2012 | 2 | 1 |
| 2013 | 2 | 0 |
| 2014 | 0 | 1 |
| 2015 | 1 | 0 |
| 2016 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Positively chargeable monolayer electrophotographic photosensitive member and image forming apparatus17 Mar 2015US 8,980,507 B2KYOCERA Document Solutions Inc.
- Electrophotographic photoreceptor and image-forming apparatus17 Dec 2013US 8,609,309 B2Mitsubishi Chemical Corporation
- Electrophotographic photoconductor, electrophotographic method, and electrophotographic apparatus19 Nov 2013US 8,586,270 B2Ricoh Company, Ltd.
- Electrophotographic photoreceptor and image-forming apparatus16 Oct 2012US 8,288,066 B2Mitsubishi Chemical Corporation
- Crosslinked siloxane outmost layer having aromatic silicon-containing compounds for photoreceptors3 Apr 2012US 8,148,039 B2Xerox Corporation
- Photoconductive layer with adjustable electrical property8 Dec 2016US 2016/0357108 A1Green Rich Technology Co., Ltd.
- Positively chargeable monolayer electrophotographic photosensitive member and image forming apparatus5 Jun 2014US 2014/0154619 A1KYOCERA Document Solutions Inc.
- Electrophotographic photoconductor, electrophotographic method, and electrophotographic apparatus4 Oct 2012US 2012/0251934 A1Ricoh Company, Ltd.
- Electrophotographic photoreceptor and image-forming apparatus10 Feb 2011US 2011/0033792 A1Mitsubishi Chemical Corporation
- Crosslinked siloxane outmost layer having aromatic silicon-containing compounds for photoreceptors11 Feb 2010US 2010/0035169 A1Xerox Corporation
Most cited
By later US patents
- Electrophotographic photoconductor containing disazo and trisazo pigments82US 5,578,405 ARicoh Company, Ltd. · 1996
- Electrophotographic photosensitive member57US 4,399,208 ACanon Kabushiki Kaisha · 1983
- Method of making electrophotographic imaging element45US 4,123,270 AInternational Business Machines Corporation · 1978
- Electrophotographic photosensitive member29US 5,677,095 ACanon Kabushiki Kaisha · 1997
- Photoconductive film and electrophotographic photosensitive member contains azulenium salt27US 4,673,630 ACanon Kabushiki Kaisha · 1987