B41J 2/14427
Structure of ink jet print heads with thermal bend detached actuators
Official title: {Structure of ink jet print heads with thermal bend detached actuators}
B41J2/14427 (Structure of ink jet print heads with thermal bend detached actuators) appears on 1,815 US grants and 1,812 published applications in this corpus.
Search patents in B41J- Granted patents
- 1,815
- Published applications
- 1,812
- Assignees
- 70
- Inventors
- 230
- Latest grant
- 11 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 6 | 0 |
| 2001 | 67 | 26 |
| 2002 | 67 | 49 |
| 2003 | 59 | 40 |
| 2004 | 63 | 193 |
| 2005 | 102 | 369 |
| 2006 | 200 | 142 |
| 2007 | 187 | 155 |
| 2008 | 201 | 237 |
| 2009 | 172 | 210 |
| 2010 | 203 | 153 |
| 2011 | 231 | 46 |
| 2012 | 45 | 32 |
| 2013 | 36 | 67 |
| 2014 | 43 | 16 |
| 2015 | 57 | 13 |
| 2016 | 17 | 14 |
| 2017 | 14 | 17 |
| 2018 | 10 | 3 |
| 2019 | 9 | 9 |
| 2020 | 6 | 6 |
| 2021 | 4 | 5 |
| 2022 | 7 | 4 |
| 2023 | 4 | 0 |
| 2024 | 1 | 4 |
| 2025 | 3 | 2 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Printhead assembly11 Nov 2025US 12,466,183 B23C Project Management Limited
- Liquid ejection head and inkjet recording apparatus9 Sep 2025US 12,409,653 B2Canon Kabushiki Kaisha
- Fluid dispensing devices with enhanced heating elements for non-aqueous fluids1 Jul 2025US 12,343,756 B2Hewlett-Packard Development Company, L. P.
- MEMS chip assembly having multiple trenches13 Aug 2024US 12,059,898 B2Memjet Technology Limited
- Electrohydrodynamic print head with shaping electrodes and extraction electrodes29 Aug 2023US 11,738,558 B2Scrona AG
- Liquid ejection head2 Oct 2025US 2025/0303694 A1RISO Technologies Corporation
- Liquid jet head and liquid jet recording apparatus28 Aug 2025US 2025/0269646 A1SII Printeck Inc.
- Liquid ejection head and method of producing the same14 Nov 2024US 2024/0375402 A1Canon Kabushiki Kaisha
- Printhead assembly22 Feb 2024US 2024/0059062 A13C Project Management Limited
- Fluid dispensing devices15 Feb 2024US 2024/0050974 A1Hewlett-Packard Development Company, L. P.
Most cited
By later US patents
- Printhead incorporating a static pagewidth printhead1,463US 7,467,849 B2Silverbrook Research Pty Ltd · 2008
- Ink printing apparatus with improved heater327US 5,812,159 AEastman Kodak Company · 1998
- Document having an encoded data structure288US 7,234,645 B2Silverbrook Research Pty Ltd · 2007
- Wide format pagewidth inkjet printer287US 6,672,706 B2Silverbrook Research Pty Ltd · 2004
- High volume pagewidth printing238US 6,679,584 B2Silverbrook Research Pty Ltd · 2004