G03G 15/228
The process involving the formation of a master
Official title: {the process involving the formation of a master, e.g. photocopy-printer machines}
G03G15/228 (The process involving the formation of a master) appears on 94 US grants and 51 published applications in this corpus.
Search patents in G03G- Granted patents
- 94
- Published applications
- 51
- Assignees
- 36
- Inventors
- 207
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 4 | 0 |
| 1979 | 3 | 0 |
| 1980 | 2 | 0 |
| 1981 | 4 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 11 | 0 |
| 1990 | 11 | 0 |
| 1991 | 14 | 0 |
| 1992 | 11 | 0 |
| 1993 | 4 | 0 |
| 1994 | 3 | 0 |
| 1995 | 4 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 1 | 1 |
| 2014 | 0 | 0 |
| 2015 | 2 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 1 | 1 |
| 2019 | 3 | 1 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 1 | 1 |
| 2025 | 0 | 20 |
| 2026 | 2 | 22 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Sheet conveyance apparatus, image reading apparatus, and image forming apparatus1 Sep 2026US 12,726,576 B2Canon Kabushiki Kaisha
- Sheet conveyance apparatus, image reading apparatus, and image forming apparatus18 Aug 2026US 12,709,507 B2Canon Kabushiki Kaisha
- Printing machine and fixed patterned plate10 Sep 2024US 12,083,813 B2Viavi Solutions Inc.
- Image forming apparatus8 Oct 2019US 10,437,188 B2Ricoh Company, Ltd.
- Image forming apparatus with write start timing determination30 Jul 2019US 10,365,599 B2Canon Kabushiki Kaisha
- Document reader and image forming system24 Sep 2026US 2026/0292084 A1FUJIFILM Business Innovation Corp.
- Detection system, detection method, and image forming apparatus17 Sep 2026US 2026/0281255 A1Ricoh Company, Ltd.
- Document conveying device17 Sep 2026US 2026/0281265 A1KYOCERA Document Solutions Inc.
- Medium conveying apparatus3 Sep 2026US 2026/0261620 A1Pfu Limited
- Conveying device, image reading device, image forming apparatus, and conveying method27 Aug 2026US 2026/0254904 A1Etria Co., Ltd.
Most cited
By later US patents
- Process for simultaneous printing of fixed data and variable data45US 5,202,206 AXerox Corporation · 1993
- Electrophotographic method for producing an opaque print29US 4,510,225 ACoulter Systems Corporation · 1985
- Environmental control subsystem for a variable data lithographic apparatus29US 9,021,948 B2Palo Alto Research Center Incorporated · 2015
- Electrostatic multicolor composite printing method and apparatus24US 4,286,031 ACoulter Stork U.S.A., Inc. · 1981
- Method of recording information on photosensitive and pressure-sensitive sheet utilizing mask original form21US 4,810,614 ABrother Kogyo Kabushiki Kaisha · 1989