G03G 9/0902
Inorganic compounds
Official title: {Inorganic compounds}
G03G9/0902 (Inorganic compounds) appears on 537 US grants and 584 published applications in this corpus.
Search patents in G03G- Granted patents
- 537
- Published applications
- 584
- Assignees
- 124
- Inventors
- 1,338
- Latest grant
- 28 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 7 | 0 |
| 1991 | 4 | 0 |
| 1992 | 3 | 0 |
| 1993 | 4 | 0 |
| 1994 | 7 | 0 |
| 1995 | 3 | 0 |
| 1996 | 10 | 0 |
| 1997 | 6 | 0 |
| 1998 | 12 | 0 |
| 1999 | 10 | 0 |
| 2000 | 14 | 0 |
| 2001 | 9 | 4 |
| 2002 | 6 | 17 |
| 2003 | 18 | 21 |
| 2004 | 9 | 19 |
| 2005 | 11 | 19 |
| 2006 | 14 | 21 |
| 2007 | 15 | 14 |
| 2008 | 9 | 17 |
| 2009 | 4 | 26 |
| 2010 | 14 | 23 |
| 2011 | 12 | 21 |
| 2012 | 18 | 24 |
| 2013 | 30 | 21 |
| 2014 | 25 | 21 |
| 2015 | 11 | 33 |
| 2016 | 24 | 23 |
| 2017 | 29 | 62 |
| 2018 | 50 | 41 |
| 2019 | 34 | 22 |
| 2020 | 17 | 31 |
| 2021 | 20 | 22 |
| 2022 | 8 | 34 |
| 2023 | 15 | 13 |
| 2024 | 13 | 16 |
| 2025 | 14 | 10 |
| 2026 | 5 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Toner, developer, toner storage unit, image forming apparatus, and image forming method28 Apr 2026US 12,613,477 B2Ricoh Company, Ltd.
- Electrostatic charge image developing toner set, electrostatic charge image developer set, toner cartridge set, process cartridge, image forming apparatus, and image forming method21 Apr 2026US 12,607,947 B2FUJIFILM Business Innovation Corp.
- Image forming method, toner, developer, printed product, toner storage unit, and image forming apparatus21 Apr 2026US 12,607,949 B2Ricoh Company, Ltd.
- Glittering toner, toner-storing unit, developer, developer-storing unit,image forming apparatus, and image forming method24 Mar 2026US 12,585,208 B2Ricoh Company, Ltd.
- Image forming apparatus and varnish applying apparatus27 Jan 2026US 12,535,754 B2Canon Kabushiki Kaisha
- Resin particle, method for manufacturing resin particle, toner resin particle, toner, developer, toner storage unit, and image forming apparatus1 Oct 2026US 2026/0297321 A1
- Image forming apparatus and image forming method30 Jul 2026US 2026/0219617 A1FUJIFILM Business Innovation Corp.
- Toner for development of electrostatic images23 Jul 2026US 2026/0211351 A1Kao Corporation
- Image forming method14 May 2026US 2026/0133514 A1Konica Minolta, Inc.
- Toner, toner set, image transfer sheet, toner accommodating unit, image forming apparatus, and image forming method14 May 2026US 2026/0133516 A1Etria Co., Ltd.
Most cited
By later US patents
- Toner and developer compositions165US 6,593,049 B1Xerox Corporation · 2003
- Encapsulated magnetic particles pigments and carbon black, compositions and methods related thereto77US 5,543,219 AA. B. Dick Company · 1996
- Toner69US 9,829,816 B2Canon Kabushiki Kaisha · 2017
- Carbon black graft polymer, method for production thereof, and use thereof55US 5,952,429 ANippon Shokubai Co., Ltd. · 1999
- Particle having an attached halide group and methods of making the same54US 6,103,380 ACabot Corporation · 2000