G03G 15/0886
By mechanical means
Official title: {by mechanical means, e.g. shutter, plug}
G03G15/0886 (By mechanical means) appears on 1,391 US grants and 1,340 published applications in this corpus.
Search patents in G03G- Granted patents
- 1,391
- Published applications
- 1,340
- Assignees
- 104
- Inventors
- 1,251
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 4 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 3 | 0 |
| 1990 | 7 | 0 |
| 1991 | 4 | 0 |
| 1992 | 8 | 0 |
| 1993 | 2 | 0 |
| 1994 | 8 | 0 |
| 1995 | 11 | 0 |
| 1996 | 13 | 0 |
| 1997 | 10 | 0 |
| 1998 | 20 | 0 |
| 1999 | 11 | 0 |
| 2000 | 8 | 0 |
| 2001 | 13 | 3 |
| 2002 | 9 | 14 |
| 2003 | 15 | 12 |
| 2004 | 11 | 33 |
| 2005 | 19 | 35 |
| 2006 | 26 | 35 |
| 2007 | 33 | 64 |
| 2008 | 36 | 62 |
| 2009 | 48 | 64 |
| 2010 | 71 | 57 |
| 2011 | 55 | 64 |
| 2012 | 80 | 69 |
| 2013 | 60 | 71 |
| 2014 | 94 | 64 |
| 2015 | 80 | 48 |
| 2016 | 83 | 59 |
| 2017 | 46 | 62 |
| 2018 | 61 | 55 |
| 2019 | 55 | 52 |
| 2020 | 59 | 60 |
| 2021 | 53 | 78 |
| 2022 | 62 | 56 |
| 2023 | 66 | 62 |
| 2024 | 54 | 69 |
| 2025 | 61 | 54 |
| 2026 | 23 | 38 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Toner cartridge and image forming apparatus22 Sep 2026US 12,743,040 B2Canon Kabushiki Kaisha
- Toner container and image forming system15 Sep 2026US 12,736,897 B2Canon Kabushiki Kaisha
- Toner container capable of facilitating cleaning task before reuse, image forming apparatus, and manufacturing method of toner container1 Sep 2026US 12,724,379 B2KYOCERA Document Solutions Inc.
- Developer container and image forming system for accommodating powder or liquid contents18 Aug 2026US 12,710,708 B2Canon Kabushiki Kaisha
- Developer supply container and developer supplying system28 Jul 2026US 12,693,622 B2Canon Kabushiki Kaisha
- Toner storage container17 Sep 2026US 2026/0277132 A1KYOCERA Document Solutions Inc.
- Developer accommodating device, developing device, cartridge and image forming apparatus17 Sep 2026US 2026/0277134 A1Canon Kabushiki Kaisha
- Image formation unit, image formation apparatus, and developer cartridge27 Aug 2026US 2026/0251998 A1Oki Electric Industry Co., Ltd.
- Developer supply container and developer supplying system6 Aug 2026US 2026/0227724 A1Canon Kabushiki Kaisha
- Developer supply container and developer supplying system6 Aug 2026US 2026/0227739 A1Canon Kabushiki Kaisha
Most cited
By later US patents
- Toner replenishing container and toner replenishing apparatus147US 6,292,644 B1Canon Kabushiki Kaisha · 2001
- Toner bottle, toner supply system and image forming apparatus using same133US 6,185,401 B2Canon Kabushiki Kaisha · 2001
- Developer supply container and electrophotographic image forming apparatus117US 7,174,122 B2Canon Kabushiki Kaisha · 2007
- Developer supply container and electrophotographic image forming apparatus115US 6,968,146 B1Canon Kabushiki Kaisha · 2005
- Image forming apparatus, toner supply unit, and toner bottle attached thereto114US 5,828,935 ARicoh Company, Ltd. · 1998