G03G 9/0833
Oxides
Official title: {Oxides}
G03G9/0833 (Oxides) appears on 230 US grants and 179 published applications in this corpus.
Search patents in G03G- Granted patents
- 230
- Published applications
- 179
- Assignees
- 61
- Inventors
- 468
- Latest grant
- 3 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 10 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 3 | 0 |
| 1985 | 5 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 8 | 0 |
| 1995 | 1 | 0 |
| 1996 | 7 | 0 |
| 1997 | 9 | 0 |
| 1998 | 7 | 0 |
| 1999 | 8 | 0 |
| 2000 | 5 | 0 |
| 2001 | 3 | 2 |
| 2002 | 5 | 7 |
| 2003 | 12 | 12 |
| 2004 | 5 | 6 |
| 2005 | 6 | 10 |
| 2006 | 6 | 18 |
| 2007 | 7 | 12 |
| 2008 | 7 | 2 |
| 2009 | 6 | 11 |
| 2010 | 6 | 4 |
| 2011 | 5 | 3 |
| 2012 | 3 | 6 |
| 2013 | 7 | 4 |
| 2014 | 5 | 12 |
| 2015 | 8 | 8 |
| 2016 | 11 | 6 |
| 2017 | 8 | 2 |
| 2018 | 5 | 10 |
| 2019 | 11 | 9 |
| 2020 | 5 | 11 |
| 2021 | 7 | 2 |
| 2022 | 1 | 7 |
| 2023 | 2 | 3 |
| 2024 | 1 | 2 |
| 2025 | 2 | 3 |
| 2026 | 2 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Cobalt ferrite particle production method and cobalt ferrite particles produced thereby3 Feb 2026US 12,540,082 B2Nittetsu Mining Co., Ltd.
- Toner20 Jan 2026US 12,529,972 B2Canon Kabushiki Kaisha
- Method for producing cobalt ferrite particles and cobalt ferrite particles produced by same24 Jun 2025US 12,338,134 B2Nittetsu Mining Co., Ltd.
- Toner20 May 2025US 12,306,579 B2Canon Kabushiki Kaisha
- Toner8 Oct 2024US 12,111,614 B2Canon Kabushiki Kaisha
- Magnetic one-component toner6 Aug 2026US 2026/0227720 A1KYOCERA Document Solutions Inc.
- Magnetic one-component toner and image forming apparatus using the same14 May 2026US 2026/0133515 A1KYOCERA Document Solutions Inc.
- Electrostatic charge image developing carrier, electrostatic charge image developer, process cartridge, image forming apparatus, and image forming method30 Apr 2026US 2026/0118788 A1FUJIFILM Business Innovation Corp.
- Magnetic one-component toner and image forming apparatus using the same9 Apr 2026US 2026/0099104 A1KYOCERA Document Solutions Inc.
- Magnetic one-component toner12 Mar 2026US 2026/0072366 A1KYOCERA Document Solutions Inc.
Most cited
By later US patents
- Toner78US 8,084,174 B2Canon Kabushiki Kaisha · 2011
- Ferromagnetic toner containing water-soluble or water-solubilizable resin(s)73US 4,105,572 AE. I. Du Pont de Nemours and Company · 1978
- Magnetic toner69US 8,426,094 B2Canon Kabushiki Kaisha · 2013
- Magnetic toner63US 7,678,523 B2Canon Kabushiki Kaisha · 2010
- Magnetic toner63US 7,678,524 B2Canon Kabushiki Kaisha · 2010