G03G 15/0865
Arrangements for supplying new developer
Official title: {Arrangements for supplying new developer}
G03G15/0865 (Arrangements for supplying new developer) appears on 4,512 US grants and 4,310 published applications in this corpus.
Search patents in G03G- Granted patents
- 4,512
- Published applications
- 4,310
- Assignees
- 223
- Inventors
- 4,113
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 5 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 4 | 0 |
| 1982 | 2 | 0 |
| 1983 | 4 | 0 |
| 1984 | 8 | 0 |
| 1985 | 8 | 0 |
| 1986 | 12 | 0 |
| 1987 | 10 | 0 |
| 1988 | 6 | 0 |
| 1989 | 8 | 0 |
| 1990 | 21 | 0 |
| 1991 | 23 | 0 |
| 1992 | 18 | 0 |
| 1993 | 32 | 0 |
| 1994 | 27 | 0 |
| 1995 | 32 | 0 |
| 1996 | 45 | 0 |
| 1997 | 38 | 0 |
| 1998 | 60 | 0 |
| 1999 | 56 | 0 |
| 2000 | 48 | 0 |
| 2001 | 56 | 25 |
| 2002 | 55 | 54 |
| 2003 | 69 | 62 |
| 2004 | 52 | 87 |
| 2005 | 61 | 97 |
| 2006 | 74 | 129 |
| 2007 | 90 | 162 |
| 2008 | 99 | 173 |
| 2009 | 104 | 188 |
| 2010 | 170 | 151 |
| 2011 | 163 | 180 |
| 2012 | 199 | 145 |
| 2013 | 160 | 154 |
| 2014 | 191 | 204 |
| 2015 | 235 | 194 |
| 2016 | 265 | 183 |
| 2017 | 171 | 251 |
| 2018 | 256 | 273 |
| 2019 | 299 | 244 |
| 2020 | 251 | 236 |
| 2021 | 215 | 253 |
| 2022 | 202 | 183 |
| 2023 | 163 | 188 |
| 2024 | 149 | 193 |
| 2025 | 185 | 193 |
| 2026 | 102 | 108 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Carrier core material and electrophotographic development carrier using same and electrophotographic developer6 Oct 2026US 12,754,491 B2Dowa Electronics Materials Co., Ltd.
- 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 apparatus22 Sep 2026US 12,743,048 B2Canon Kabushiki Kaisha
- Image forming apparatus15 Sep 2026US 12,736,894 B2Canon Kabushiki Kaisha
- Image forming apparatus8 Oct 2026US 2026/0310117 A1Canon Kabushiki Kaisha
- 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.
- Image forming apparatus1 Oct 2026US 2026/0299462 A1
- Developing cartridge including holder holding electrical contact surface and supported by gear cover1 Oct 2026US 2026/0299463 A1Brother Kogyo Kabushiki Kaisha
- Image forming apparatus1 Oct 2026US 2026/0299485 A1Canon Kabushiki Kaisha
Most cited
By later US patents
- Replaceable part with integral memory for usage, calibration and other data311US 5,835,817 AHewlett-Packard Company · 1998
- Arrangement for printer equipment for monitoring reservoirs that contain printing medium284US 5,365,312 AMannesmann Aktiengesellschaft · 1994
- Replaceable part with integral memory for usage, calibration and other data276US 5,699,091 AHewlett-Packard Company · 1997
- Developer feeding member, developing apparatus, process cartridge and developer feeding member mounting method184US 7,224,925 B2Canon Kabushiki Kaisha · 2007
- Password protected memory on replaceable components for printing devices182US 6,738,903 B1Hewlett-Packard Development Company, L. P. · 2004