G03G 2215/06
Developing structures, details
G03G2215/06 (Developing structures, details) appears on 3,871 US grants and 3,559 published applications in this corpus.
Search patents in G03G- Granted patents
- 3,871
- Published applications
- 3,559
- Assignees
- 250
- Inventors
- 4,846
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 8 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 6 | 0 |
| 1981 | 10 | 0 |
| 1982 | 4 | 0 |
| 1983 | 12 | 0 |
| 1984 | 10 | 0 |
| 1985 | 16 | 0 |
| 1986 | 17 | 0 |
| 1987 | 13 | 0 |
| 1988 | 11 | 0 |
| 1989 | 14 | 0 |
| 1990 | 18 | 0 |
| 1991 | 33 | 0 |
| 1992 | 32 | 0 |
| 1993 | 23 | 0 |
| 1994 | 30 | 0 |
| 1995 | 39 | 0 |
| 1996 | 63 | 0 |
| 1997 | 47 | 0 |
| 1998 | 104 | 0 |
| 1999 | 87 | 0 |
| 2000 | 80 | 0 |
| 2001 | 91 | 23 |
| 2002 | 67 | 69 |
| 2003 | 74 | 76 |
| 2004 | 60 | 151 |
| 2005 | 84 | 203 |
| 2006 | 151 | 222 |
| 2007 | 169 | 257 |
| 2008 | 160 | 277 |
| 2009 | 162 | 330 |
| 2010 | 228 | 229 |
| 2011 | 251 | 250 |
| 2012 | 249 | 140 |
| 2013 | 206 | 84 |
| 2014 | 163 | 102 |
| 2015 | 111 | 81 |
| 2016 | 109 | 73 |
| 2017 | 72 | 83 |
| 2018 | 92 | 107 |
| 2019 | 108 | 87 |
| 2020 | 90 | 82 |
| 2021 | 89 | 121 |
| 2022 | 91 | 81 |
| 2023 | 76 | 81 |
| 2024 | 71 | 129 |
| 2025 | 98 | 126 |
| 2026 | 62 | 95 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Image forming apparatus including toner conveyance detection portion detecting toner conveyance error in toner conveyance29 Sep 2026US 12,748,364 B2KYOCERA Document Solutions Inc.
- Toner cartridge and image forming apparatus22 Sep 2026US 12,743,040 B2Canon Kabushiki Kaisha
- Image forming apparatus15 Sep 2026US 12,736,894 B2Canon Kabushiki Kaisha
- Image forming apparatus having cyclonic separating portion, toner container, and developing apparatus15 Sep 2026US 12,736,896 B2Canon Kabushiki Kaisha
- Toner container and image forming system15 Sep 2026US 12,736,897 B2Canon Kabushiki Kaisha
- Sleeve, developer carrying member, and developing device8 Oct 2026US 2026/0310116 A1Canon Kabushiki Kaisha
- Electrostatic charge image developing toner, electrostatic charge image developer, toner cartridge, process cartridge, and image forming apparatus1 Oct 2026US 2026/0299450 A1FUJIFILM Business Innovation Corp.
- Electrostatic charge image developing toner set, electrostatic charge image developer set, toner cartridge set, process cartridge, and image forming apparatus1 Oct 2026US 2026/0299451 A1FUJIFILM Business Innovation Corp.
- Post-processing device and image forming system using post-processing device1 Oct 2026US 2026/0299498 A1FUJIFILM Business Innovation Corp.
- Post-processing device, image forming system, and rubbing component used in post-processing device and image forming system1 Oct 2026US 2026/0299499 A1FUJIFILM Business Innovation Corp.
Most cited
By later US patents
- Replaceable part with integral memory for usage, calibration and other data311US 5,835,817 AHewlett-Packard Company · 1998
- Replaceable part with integral memory for usage, calibration and other data276US 5,699,091 AHewlett-Packard Company · 1997
- 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
- Electrophotographic image forming apparatus to which a process cartridge is detachably mountable and process cartridge having a supporting member for rotatably supporting a developing roller at a position away from the center of rotation thereof155US 6,577,831 B1Canon Kabushiki Kaisha · 2003
- Toner replenishing container and toner replenishing apparatus147US 6,292,644 B1Canon Kabushiki Kaisha · 2001