G03G 2215/0816
Agitator type
G03G2215/0816 (Agitator type) appears on 700 US grants and 692 published applications in this corpus.
Search patents in G03G- Granted patents
- 700
- Published applications
- 692
- Assignees
- 59
- Inventors
- 1,003
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 4 | 0 |
| 1992 | 6 | 0 |
| 1993 | 4 | 0 |
| 1994 | 4 | 0 |
| 1995 | 3 | 0 |
| 1996 | 14 | 0 |
| 1997 | 7 | 0 |
| 1998 | 6 | 0 |
| 1999 | 5 | 0 |
| 2000 | 1 | 0 |
| 2001 | 7 | 1 |
| 2002 | 6 | 4 |
| 2003 | 5 | 6 |
| 2004 | 6 | 10 |
| 2005 | 5 | 18 |
| 2006 | 14 | 29 |
| 2007 | 17 | 49 |
| 2008 | 19 | 49 |
| 2009 | 32 | 71 |
| 2010 | 53 | 50 |
| 2011 | 49 | 66 |
| 2012 | 70 | 37 |
| 2013 | 50 | 27 |
| 2014 | 48 | 23 |
| 2015 | 29 | 28 |
| 2016 | 34 | 19 |
| 2017 | 29 | 41 |
| 2018 | 31 | 24 |
| 2019 | 23 | 14 |
| 2020 | 20 | 19 |
| 2021 | 23 | 17 |
| 2022 | 12 | 24 |
| 2023 | 17 | 14 |
| 2024 | 12 | 12 |
| 2025 | 11 | 26 |
| 2026 | 15 | 14 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Developing device including spiral blade for conveying developer while rotating and image forming apparatus22 Sep 2026US 12,743,039 B2KYOCERA Document Solutions Inc.
- Toner cartridge and image forming apparatus22 Sep 2026US 12,743,040 B2Canon Kabushiki Kaisha
- Process cartridge, image forming apparatus and toner storage unit25 Aug 2026US 12,717,271 B2Brother Kogyo Kabushiki Kaisha
- Development device and image forming device that prevents toner leakage14 Jul 2026US 12,681,409 B2Sharp Kabushiki Kaisha
- Image forming apparatus having gas flow path connected to supplying device16 Jun 2026US 12,656,709 B2FUJIFILM Business Innovation Corp.
- Powder transportation device and image forming apparatus1 Oct 2026US 2026/0299465 A1FUJIFILM Business Innovation Corp.
- Developing device, image forming unit, and image forming apparatus16 Jul 2026US 2026/0202777 A1Etria Co., Ltd.
- Developing device and image forming apparatus9 Jul 2026US 2026/0194838 A1FUJIFILM Business Innovation Corp.
- Image forming apparatus25 Jun 2026US 2026/0177943 A1FUJIFILM Business Innovation Corp.
- Developing device25 Jun 2026US 2026/0177944 A1Canon Kabushiki Kaisha
Most cited
By later US patents
- Developer feeding member, developing apparatus, process cartridge and developer feeding member mounting method184US 7,224,925 B2Canon Kabushiki Kaisha · 2007
- Developer feeding member, developing apparatus, process cartridge and developer feeding member mounting method169US 7,349,657 B2Canon Kabushiki Kaisha · 2008
- Developing device and process cartridge comprising first and second sealing members and electrophotographic image forming apparatus comprising a developing device comprising first and second sealing members165US 6,823,153 B2Canon Kabushiki Kaisha · 2004
- Developer agitating member123US 6,834,175 B2Canon Kabushiki Kaisha · 2004
- Developer feeding member, developing apparatus, process cartridge and developer feeding member mounting method102US 7,412,193 B2Canon Kabushiki Kaisha · 2008