G03G 9/1139
Inorganic components of coatings
Official title: {Inorganic components of coatings}
G03G9/1139 (Inorganic components of coatings) appears on 305 US grants and 293 published applications in this corpus.
Search patents in G03G- Granted patents
- 305
- Published applications
- 293
- Assignees
- 50
- Inventors
- 604
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 5 | 0 |
| 1990 | 5 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 4 | 0 |
| 1994 | 4 | 0 |
| 1995 | 5 | 0 |
| 1996 | 12 | 0 |
| 1997 | 9 | 0 |
| 1998 | 9 | 0 |
| 1999 | 9 | 0 |
| 2000 | 12 | 0 |
| 2001 | 9 | 2 |
| 2002 | 11 | 8 |
| 2003 | 7 | 9 |
| 2004 | 1 | 7 |
| 2005 | 1 | 9 |
| 2006 | 2 | 14 |
| 2007 | 9 | 14 |
| 2008 | 9 | 14 |
| 2009 | 9 | 19 |
| 2010 | 7 | 11 |
| 2011 | 9 | 14 |
| 2012 | 8 | 13 |
| 2013 | 17 | 12 |
| 2014 | 21 | 13 |
| 2015 | 10 | 9 |
| 2016 | 10 | 8 |
| 2017 | 8 | 16 |
| 2018 | 14 | 8 |
| 2019 | 11 | 8 |
| 2020 | 6 | 6 |
| 2021 | 15 | 13 |
| 2022 | 2 | 18 |
| 2023 | 5 | 10 |
| 2024 | 10 | 16 |
| 2025 | 5 | 10 |
| 2026 | 4 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Two-component developer28 Jul 2026US 12,693,607 B2KYOCERA Document Solutions Inc.
- Two-component developer28 Jul 2026US 12,693,609 B2KYOCERA Document Solutions Inc.
- Carrier for electrophotographic image formation, developer for electrophotographic image formation, electrophotographic image forming method, electrophotographic image forming apparatus, and process cartridge7 Jul 2026US 12,675,063 B2Ricoh Company, Ltd.
- Toner23 Jun 2026US 12,663,736 B2Canon Kabushiki Kaisha
- Process cartridge and process cartridge set30 Dec 2025US 12,510,839 B2Canon Kabushiki Kaisha
- Two-component developer, developer set, developing device, and image forming apparatus24 Sep 2026US 2026/0288027 A1KYOCERA Document Solutions Inc.
- Developer set and image forming apparatus24 Sep 2026US 2026/0288028 A1KYOCERA Document Solutions Inc.
- Toner, method for producing toner, two-component developer containing toner, and image forming device using toner24 Sep 2026US 2026/0288029 A1Sharp Kabushiki Kaisha
- Magnetic carrier and two-component developer containing magnetic carrier25 Jun 2026US 2026/0177940 A1KYOCERA Document Solutions Inc.
- Two-component developer28 May 2026US 2026/0147287 A1
Most cited
By later US patents
- Aggregation processes136US 5,744,520 AXerox Corporation · 1998
- Dry carrier coating and processes104US 5,330,874 AXerox Corporation · 1994
- Carrier for image developer for electrophotography77US 6,406,826 B1Ricoh Company, Ltd. · 2002
- Magnetic carrier and two-component developer58US 7,858,283 B2Canon Kabushiki Kaisha · 2010
- Two-component developer, and image forming apparatus and image forming method using the developer50US 6,593,048 B2Ricoh Company, Ltd. · 2003