G03G 9/0817
Separation
Official title: {Separation; Classifying}
G03G9/0817 (Separation) appears on 133 US grants and 149 published applications in this corpus.
Search patents in G03G- Granted patents
- 133
- Published applications
- 149
- Assignees
- 44
- Inventors
- 403
- Latest grant
- 24 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 4 | 0 |
| 2000 | 2 | 0 |
| 2001 | 4 | 2 |
| 2002 | 2 | 2 |
| 2003 | 2 | 11 |
| 2004 | 2 | 5 |
| 2005 | 2 | 12 |
| 2006 | 4 | 18 |
| 2007 | 5 | 12 |
| 2008 | 9 | 11 |
| 2009 | 9 | 10 |
| 2010 | 13 | 9 |
| 2011 | 3 | 6 |
| 2012 | 9 | 2 |
| 2013 | 6 | 7 |
| 2014 | 6 | 5 |
| 2015 | 7 | 3 |
| 2016 | 5 | 5 |
| 2017 | 5 | 5 |
| 2018 | 1 | 3 |
| 2019 | 3 | 1 |
| 2020 | 1 | 1 |
| 2021 | 1 | 3 |
| 2022 | 0 | 6 |
| 2023 | 4 | 4 |
| 2024 | 0 | 3 |
| 2025 | 4 | 0 |
| 2026 | 2 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for producing toner24 Feb 2026US 12,560,874 B2FUJIFILM Business Innovation Corp.
- Toner and toner production method10 Feb 2026US 12,547,089 B2Canon Kabushiki Kaisha
- Toner manufacturing method and toner29 Jul 2025US 12,372,890 B2FUJIFILM Business Innovation Corp.
- Cartridge and image forming apparatus22 Apr 2025US 12,282,269 B2Canon Kabushiki Kaisha
- Toner for developing electrostatic charge image and electrostatic charge image developer25 Mar 2025US 12,259,683 B2FUJIFILM Business Innovation Corp.
- Toner for developing electrostatic charge image30 Jul 2026US 2026/0219594 A1Kao Corporation
- Electrostatic charge image developing toner, electrostatic charge image developer, toner cartridge, process cartridge, image forming apparatus, and image forming method19 Mar 2026US 2026/0079415 A1FUJIFILM Business Innovation Corp.
- Method for producing toner12 Feb 2026US 2026/0044092 A1FUJIFILM Business Innovation Corp.
- Toner21 Nov 2024US 2024/0385546 A1Canon Kabushiki Kaisha
- Toner for electrophotography or electrostatic recording13 Jun 2024US 2024/0192618 A1
Most cited
By later US patents
- Color toner56US 7,288,348 B2Canon Kabushiki Kaisha · 2007
- Toner for use in electrophotography and method of producing the same46US 6,329,115 B1Ricoh Company, Ltd. · 2001
- Toner43US 7,273,686 B2Canon Kabushiki Kaisha · 2007
- Toner, process for producing toner image forming method and apparatus unit34US 6,586,151 B1Canon Kabushiki Kaisha · 2003
- Toner, process for producing toner image forming method and apparatus unit31US 6,703,176 B2Canon Kabushiki Kaisha · 2004