G03G 15/104
Preparing, mixing, transporting or dispensing developer
Official title: {Preparing, mixing, transporting or dispensing developer}
G03G15/104 (Preparing, mixing, transporting or dispensing developer) appears on 600 US grants and 461 published applications in this corpus.
Search patents in G03G- Granted patents
- 600
- Published applications
- 461
- Assignees
- 104
- Inventors
- 953
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 3 | 0 |
| 1978 | 4 | 0 |
| 1979 | 2 | 0 |
| 1980 | 5 | 0 |
| 1981 | 3 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 4 | 0 |
| 1987 | 5 | 0 |
| 1988 | 3 | 0 |
| 1989 | 8 | 0 |
| 1990 | 6 | 0 |
| 1991 | 6 | 0 |
| 1992 | 7 | 0 |
| 1993 | 3 | 0 |
| 1994 | 7 | 0 |
| 1995 | 9 | 0 |
| 1996 | 15 | 0 |
| 1997 | 9 | 0 |
| 1998 | 13 | 0 |
| 1999 | 26 | 0 |
| 2000 | 30 | 0 |
| 2001 | 14 | 8 |
| 2002 | 17 | 6 |
| 2003 | 12 | 14 |
| 2004 | 17 | 18 |
| 2005 | 9 | 11 |
| 2006 | 10 | 29 |
| 2007 | 10 | 10 |
| 2008 | 13 | 20 |
| 2009 | 3 | 37 |
| 2010 | 24 | 14 |
| 2011 | 22 | 22 |
| 2012 | 16 | 16 |
| 2013 | 13 | 20 |
| 2014 | 20 | 13 |
| 2015 | 23 | 20 |
| 2016 | 30 | 22 |
| 2017 | 17 | 14 |
| 2018 | 17 | 27 |
| 2019 | 28 | 46 |
| 2020 | 43 | 32 |
| 2021 | 25 | 31 |
| 2022 | 17 | 16 |
| 2023 | 7 | 3 |
| 2024 | 8 | 5 |
| 2025 | 4 | 3 |
| 2026 | 2 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Image forming apparatus1 Sep 2026US 12,724,360 B2Ricoh Company, Ltd.
- Image processing apparatus capable of performing printing with decoloring toner, method of controlling image processing apparatus, and storage medium13 Jan 2026US 12,523,957 B2Canon Kabushiki Kaisha
- Print material container2 Sep 2025US 12,403,434 B2Hewlett-Packard Development Company, L. P.
- Image forming apparatus and determination method20 May 2025US 12,306,555 B2Konica Minolta, Inc.
- Mixing printing fluid20 May 2025US 12,306,558 B2Hewlett-Packard Development Company, L. P.
- Lep printing device bid assembly constant current mode27 Aug 2026US 2026/0252002 A1Hewlett-Packard Development Company, L. P.
- Reducing particle size distribution in a printing fluid16 Jul 2026US 2026/0202774 A1Hewlett-Packard Development Company, L. P.
- Medium processing apparatus and image forming system18 Jun 2026US 2026/0169404 A1Ricoh Company, Ltd.
- Printing fluid mixing1 Jan 2026US 2026/0003307 A1Hewlett-Packard Development Company, L. P.
- Image forming apparatus11 Dec 2025US 2025/0377612 A1Ricoh Company, Ltd.
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
- Electrical and fluidic interface for an ink supply144US 6,203,147 B1Hewlett-Packard Company · 2001
- Method and apparatus for storing information on a replaceable ink container131US 6,065,824 AHewlett-Packard Company · 2000
- Replacement part with integral memory for usage and calibration data113US 5,491,540 AHewlett-Packard Company · 1996