B41J 2202/22
Manufacturing print heads
B41J2202/22 (Manufacturing print heads) appears on 111 US grants and 130 published applications in this corpus.
Search patents in B41J- Granted patents
- 111
- Published applications
- 130
- Assignees
- 34
- Inventors
- 257
- Latest grant
- 23 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 3 | 0 |
| 2000 | 3 | 0 |
| 2001 | 0 | 0 |
| 2002 | 8 | 8 |
| 2003 | 2 | 3 |
| 2004 | 4 | 1 |
| 2005 | 2 | 1 |
| 2006 | 1 | 1 |
| 2007 | 0 | 5 |
| 2008 | 1 | 4 |
| 2009 | 2 | 3 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 1 | 3 |
| 2013 | 3 | 1 |
| 2014 | 1 | 2 |
| 2015 | 1 | 3 |
| 2016 | 4 | 3 |
| 2017 | 5 | 8 |
| 2018 | 6 | 17 |
| 2019 | 15 | 11 |
| 2020 | 9 | 12 |
| 2021 | 11 | 6 |
| 2022 | 5 | 5 |
| 2023 | 4 | 5 |
| 2024 | 7 | 10 |
| 2025 | 2 | 14 |
| 2026 | 6 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Liquid ejection unit and manufacturing method of the same23 Jun 2026US 12,661,886 B2Canon Kabushiki Kaisha
- Laminated substrate, liquid ejection head, and method of manufacturing laminated substrate23 Jun 2026US 12,661,893 B2Canon Kabushiki Kaisha
- Method of manufacturing liquid discharging head and liquid discharging head21 Apr 2026US 12,605,934 B2Canon Kabushiki Kaisha
- Electrohydrodynamic print head with ink pinning24 Feb 2026US 12,558,896 B2Scrona AG
- Substrate joint body, method of manufacturing the substrate joint body, and liquid ejection head24 Feb 2026US 12,558,897 B2Canon Kabushiki Kaisha
- Method of manufacturing liquid discharging head and liquid discharging head30 Jul 2026US 2026/0217031 A1Canon Kabushiki Kaisha
- Manufacturing method of liquid ejection head11 Jun 2026US 2026/0158784 A1Seiko Epson Corporation
- Liquid ejection head and process for producing liquid ejection head11 Jun 2026US 2026/0158785 A1Canon Kabushiki Kaisha
- Substrate joint body, method of manufacturing the substrate joint body, and liquid ejection head8 Jan 2026US 2026/0008269 A1Canon Kabushiki Kaisha
- A monolithic inkjet printhead and ink compositions6 Nov 2025US 2025/0340065 A13C Project Management Limited
Most cited
By later US patents
- Methods for preparing devices having metallic hollow microchannels on planar substrate surfaces57US 5,876,582 AUniversity of Utah Research Foundation · 1999
- Continuous ink jet printer with micro-valve deflection mechanism and method of controlling same55US 6,474,795 B1Eastman Kodak Company · 2002
- Ink jet print head46US 5,889,539 ASeiko Epson Corporation · 1999
- CMOS/MEMS integrated ink jet print head and method of operating same30US 6,502,925 B2Eastman Kodak Company · 2003
- Self-aligned construction and manufacturing process for monolithic print heads29US 6,045,710 A2000