B41J 2/22
Typewriters or selective printing mechanisms characterised by the printing or marking process
Official title: characterised by selective application of impact or pressure on a printing material or impression-transfer material
B41J2/22 (Typewriters or selective printing mechanisms characterised by the printing or marking process) appears on 907 US grants and 162 published applications in this corpus.
Search patents in B41J- Granted patents
- 907
- Published applications
- 162
- Assignees
- 228
- Inventors
- 1,014
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 29 | 0 |
| 1977 | 35 | 0 |
| 1978 | 23 | 0 |
| 1979 | 26 | 0 |
| 1980 | 40 | 0 |
| 1981 | 35 | 0 |
| 1982 | 26 | 0 |
| 1983 | 32 | 0 |
| 1984 | 51 | 0 |
| 1985 | 46 | 0 |
| 1986 | 42 | 0 |
| 1987 | 41 | 0 |
| 1988 | 28 | 0 |
| 1989 | 40 | 0 |
| 1990 | 35 | 0 |
| 1991 | 51 | 0 |
| 1992 | 42 | 0 |
| 1993 | 33 | 0 |
| 1994 | 31 | 0 |
| 1995 | 17 | 0 |
| 1996 | 15 | 0 |
| 1997 | 13 | 0 |
| 1998 | 12 | 0 |
| 1999 | 8 | 0 |
| 2000 | 2 | 0 |
| 2001 | 8 | 2 |
| 2002 | 2 | 7 |
| 2003 | 5 | 10 |
| 2004 | 17 | 6 |
| 2005 | 4 | 16 |
| 2006 | 9 | 8 |
| 2007 | 7 | 10 |
| 2008 | 7 | 3 |
| 2009 | 7 | 11 |
| 2010 | 2 | 3 |
| 2011 | 5 | 5 |
| 2012 | 2 | 3 |
| 2013 | 5 | 1 |
| 2014 | 4 | 3 |
| 2015 | 5 | 1 |
| 2016 | 3 | 5 |
| 2017 | 2 | 2 |
| 2018 | 1 | 10 |
| 2019 | 10 | 10 |
| 2020 | 7 | 22 |
| 2021 | 21 | 7 |
| 2022 | 5 | 2 |
| 2023 | 5 | 7 |
| 2024 | 2 | 4 |
| 2025 | 7 | 2 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Tattoo practice device and coloring assembly in tattoo practice device22 Sep 2026US 12,741,130 B2
- Liquid discharge apparatus19 May 2026US 12,629,945 B2Ricoh Company, Ltd.
- Tattoo practice device and operation pen using the same16 Dec 2025US 12,496,437 B2
- Method for manufacturing element substrate, element substrate, and liquid ejection head9 Sep 2025US 12,409,656 B2Canon Kabushiki Kaisha
- Printing unit with compact cable management9 Sep 2025US 12,409,673 B2Memjet Technology Limited
- Printhead for an inkjet printer, in particular coating print media30 Jul 2026US 2026/0217025 A1Durst Group AG
- Tattoo practice device and coloring assembly in tattoo practice device12 Mar 2026US 2026/0069845 A1
- Orientation adjustments25 Sep 2025US 2025/0296351 A1Hewlett-Packard Development Company, L. P.
- Printing unit with compact cable management9 Jan 2025US 2025/0010641 A1Memjet Technology Limited
- Liquid discharge apparatus17 Oct 2024US 2024/0343046 A1Ricoh Company, Ltd.
Most cited
By later US patents
- Electromagnetic reciprocating linear actuator with permanent magnet armature133US 4,259,653 AMagnetic Laboratories, Inc. · 1981
- Dot printer head with reduced magnetic interference118US 4,537,520 ATokyo Electric Co., Ltd. · 1985
- Dot matrix printer93US 5,806,997 ACanon Business Machines, Inc. · 1998
- Driving circuit for solenoid head of a printer86US 5,163,762 ABrother Kogyo Kabushiki Kaisha · 1992
- Lever actuator comprising a longitudinal-effect electroexpansive transducer and designed to prevent actuation from degrading the actuator72US 4,435,666 ANippon Electric Co., Ltd. · 1984