B41J 2/205
For printing a discrete number of tones
Official title: for printing a discrete number of tones (B41J2/21 takes precedence)
B41J2/205 (For printing a discrete number of tones) appears on 580 US grants and 556 published applications in this corpus.
Search patents in B41J- Granted patents
- 580
- Published applications
- 556
- Assignees
- 117
- Inventors
- 894
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 3 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 9 | 0 |
| 1999 | 9 | 0 |
| 2000 | 19 | 0 |
| 2001 | 19 | 2 |
| 2002 | 15 | 19 |
| 2003 | 19 | 19 |
| 2004 | 14 | 20 |
| 2005 | 12 | 27 |
| 2006 | 14 | 19 |
| 2007 | 24 | 12 |
| 2008 | 15 | 10 |
| 2009 | 13 | 15 |
| 2010 | 11 | 10 |
| 2011 | 14 | 12 |
| 2012 | 5 | 11 |
| 2013 | 12 | 20 |
| 2014 | 18 | 12 |
| 2015 | 33 | 31 |
| 2016 | 29 | 33 |
| 2017 | 26 | 36 |
| 2018 | 25 | 38 |
| 2019 | 34 | 32 |
| 2020 | 43 | 52 |
| 2021 | 35 | 37 |
| 2022 | 30 | 16 |
| 2023 | 20 | 29 |
| 2024 | 22 | 17 |
| 2025 | 15 | 18 |
| 2026 | 6 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Mechanism for generating sub range transfer functions15 Sep 2026US 12,734,823 B2Ricoh Company, Ltd.
- Printing apparatus and method for forming printed images having glossiness24 Mar 2026US 12,583,246 B2Riso Kagaku Corporation
- Non-transitory computer readable medium recorded with program and liquid ejecting apparatus24 Feb 2026US 12,558,906 B2Brother Kogyo Kabushiki Kaisha
- Printing apparatus, control method, and storage medium20 Jan 2026US 12,528,298 B2Canon Kabushiki Kaisha
- Ink jet recording method13 Jan 2026US 12,522,000 B2Seiko Epson Corporation
- Apparatus1 Oct 2026US 2026/0299478 A1FUJIFILM Business Innovation Corp.
- Inkjet printing apparatus, method of manufacturing display module using the same and electronic device24 Sep 2026US 2026/0285036 A1Samsung Display Co., Ltd.
- Image processing apparatus, image processing method, and non-transitory recording medium24 Sep 2026US 2026/0285055 A1Ricoh Company, Ltd.
- Systems, methods, and kits for use with intermediate transfer members17 Sep 2026US 2026/0273952 A1Landa Corporation Ltd.
- Image forming apparatus that varies diameter of ink droplet ejected from nozzle20 Aug 2026US 2026/0241687 A1KYOCERA Document Solutions Inc.
Most cited
By later US patents
- Method for refilling liquid into a liquid reservoir container, a liquid jet recording apparatus using such method, a liquid refilling container, a liquid reservoir container, and a head cartridge128US 6,022,102 ACanon Kabushiki Kaisha · 2000
- Apparatus for recording on different types of mediums104US 4,617,580 ACanon Kabushiki Kaisha · 1986
- Ink cartridge and printer using the same76US 6,565,198 B2Seiko Epson Corporation · 2003
- Intermediate gradient image producing method73US 4,635,078 ACanon Kabushiki Kaisha · 1987
- Gray tone generation71US 3,977,007 ATeletype Corporation · 1976