G03G 2215/00
Apparatus for electrophotographic processes
G03G2215/00 (Apparatus for electrophotographic processes) appears on 28,601 US grants and 25,560 published applications in this corpus.
Search patents in G03G- Granted patents
- 28,601
- Published applications
- 25,560
- Assignees
- 924
- Inventors
- 23,290
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 33 | 0 |
| 1977 | 33 | 0 |
| 1978 | 37 | 0 |
| 1979 | 32 | 0 |
| 1980 | 52 | 0 |
| 1981 | 53 | 0 |
| 1982 | 52 | 0 |
| 1983 | 46 | 0 |
| 1984 | 47 | 0 |
| 1985 | 97 | 0 |
| 1986 | 95 | 0 |
| 1987 | 124 | 0 |
| 1988 | 128 | 0 |
| 1989 | 176 | 0 |
| 1990 | 238 | 0 |
| 1991 | 295 | 0 |
| 1992 | 325 | 0 |
| 1993 | 273 | 0 |
| 1994 | 267 | 0 |
| 1995 | 293 | 0 |
| 1996 | 466 | 0 |
| 1997 | 430 | 0 |
| 1998 | 743 | 0 |
| 1999 | 683 | 0 |
| 2000 | 625 | 0 |
| 2001 | 649 | 231 |
| 2002 | 624 | 641 |
| 2003 | 615 | 743 |
| 2004 | 608 | 824 |
| 2005 | 574 | 1173 |
| 2006 | 768 | 1410 |
| 2007 | 850 | 1562 |
| 2008 | 901 | 1720 |
| 2009 | 971 | 1858 |
| 2010 | 1323 | 1496 |
| 2011 | 1466 | 1647 |
| 2012 | 1591 | 1217 |
| 2013 | 1521 | 983 |
| 2014 | 1417 | 998 |
| 2015 | 1330 | 1001 |
| 2016 | 1202 | 939 |
| 2017 | 896 | 1052 |
| 2018 | 922 | 880 |
| 2019 | 892 | 664 |
| 2020 | 742 | 750 |
| 2021 | 662 | 667 |
| 2022 | 550 | 570 |
| 2023 | 532 | 616 |
| 2024 | 527 | 623 |
| 2025 | 476 | 702 |
| 2026 | 349 | 593 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- G03G 2215/00362Relating to the copy medium handlingIndexing code7,814
- G03G 2215/01Apparatus for electrophotographic processes: for producing multicoloured copiesIndexing code6,216
- G03G 2215/20Details of the fixing device or porcessIndexing code4,281
- G03G 2215/06Developing structures, detailsIndexing code3,871
- G03G 2215/00025Machine controlIndexing code2,910
- G03G 2215/08Details of powder developing device not concerning the development directlyIndexing code2,137
- G03G 2215/16Transferring device, detailsIndexing code1,912
- G03G 2215/00172Relative to the original handlingIndexing code898
All 16 subgroupsShow fewer
- G03G 2215/04Arrangements for exposing and producing an imageIndexing code848
- G03G 2215/02Arrangements for laying down a uniform chargeIndexing code750
- G03G 2215/00135Handling of parts of the apparatusIndexing code498
- G03G 2215/00953Electrographic recording membersIndexing code402
- G03G 2215/00016Special arrangement of entire apparatusIndexing code380
- G03G 2215/00987Remanufacturing, i.e. reusing or recycling parts of the image forming apparatusIndexing code361
- G03G 2215/00978Details relating to power suppliesIndexing code77
- G03G 2215/00004Handling of entire apparatusIndexing code43
Recent patents
- Toner, toner production method, and image-forming method6 Oct 2026US 12,754,489 B2Canon Kabushiki Kaisha
- Light emitting members6 Oct 2026US 12,754,493 B2Hewlett-Packard Development Company, L. P.
- Intermediate transfer unit and image forming apparatus with replaceable cleaning device6 Oct 2026US 12,754,495 B2Canon Kabushiki Kaisha
- Image forming apparatus6 Oct 2026US 12,754,496 B2Canon Kabushiki Kaisha
- Belt transport device, fixing device, and image forming apparatus6 Oct 2026US 12,754,497 B2FUJIFILM Business Innovation Corp.
- Image forming apparatus8 Oct 2026US 2026/0310115 A1Canon Kabushiki Kaisha
- Sleeve, developer carrying member, and developing device8 Oct 2026US 2026/0310116 A1Canon Kabushiki Kaisha
- Fixing apparatus and image forming apparatus8 Oct 2026US 2026/0310119 A1Canon Kabushiki Kaisha
- Sheet conveyance apparatus and image forming apparatus8 Oct 2026US 2026/0310121 A1Konica Minolta, Inc.
- Image forming system, color measurement control method, and storage medium8 Oct 2026US 2026/0310123 A1Konica Minolta, Inc.
Most cited
By later US patents
- Image read device and copier1,024US 8,599,450 B2Ricoh Company, Ltd. · 2013
- Electronic printer having wireless power and communications connections to accessory units794US 6,055,062 AHewlett-Packard Company · 2000
- Variable thickness set compensation for stapler637US 4,421,264 AInternational Business Machines Corporation · 1983
- Electronic copyright royalty accounting system using glyphs463US 5,444,779 AXerox Corporation · 1995
- Document reproduction security system331US 4,908,873 A1990