B41J 2/04511
For electrostatic discharge protection
Official title: {for electrostatic discharge protection}
B41J2/04511 (For electrostatic discharge protection) appears on 50 US grants and 36 published applications in this corpus.
Search patents in B41J- Granted patents
- 50
- Published applications
- 36
- Assignees
- 17
- Inventors
- 113
- Latest grant
- 13 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 2 | 0 |
| 1999 | 3 | 0 |
| 2000 | 0 | 0 |
| 2001 | 5 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 2 |
| 2004 | 1 | 3 |
| 2005 | 2 | 1 |
| 2006 | 3 | 1 |
| 2007 | 1 | 3 |
| 2008 | 1 | 0 |
| 2009 | 1 | 1 |
| 2010 | 1 | 1 |
| 2011 | 0 | 0 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 1 | 1 |
| 2015 | 1 | 1 |
| 2016 | 2 | 2 |
| 2017 | 1 | 4 |
| 2018 | 3 | 4 |
| 2019 | 3 | 1 |
| 2020 | 0 | 2 |
| 2021 | 2 | 4 |
| 2022 | 5 | 2 |
| 2023 | 1 | 2 |
| 2024 | 1 | 0 |
| 2025 | 2 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Storage apparatus, liquid discharge head, and liquid discharge apparatus13 Jan 2026US 12,525,306 B2Canon Kabushiki Kaisha
- Semiconductor device, liquid discharge head, and liquid discharge apparatus29 Jul 2025US 12,374,414 B2Canon Kabushiki Kaisha
- Semiconductor storage apparatus and printing apparatus15 Apr 2025US 12,275,241 B2Canon Kabushiki Kaisha
- Manufacturing method of narrow type inkjet print head chip11 Jun 2024US 12,005,711 B2Microjet Technology Co., Ltd.
- Pulldown devices10 Oct 2023US 11,780,223 B2Hewlett-Packard Development Company, L. P.
- Electric circuit board and liquid ejection head20 Mar 2025US 2025/0091346 A1Canon Kabushiki Kaisha
- Storage apparatus, liquid discharge head, and liquid discharge apparatus5 Oct 2023US 2023/0317186 A1Canon Kabushiki Kaisha
- Semiconductor storage apparatus and printing apparatus14 Sep 2023US 2023/0286263 A1Canon Kabushiki Kaisha
- Pulldown devices3 Nov 2022US 2022/0348010 A1Hewlett-Packard Development Company, L. P.
- Semiconductor device, liquid discharge head, and liquid discharge apparatus15 Sep 2022US 2022/0293201 A1Canon Kabushiki Kaisha
Most cited
By later US patents
- Reliable high performance drop generator for an inkjet printhead88US 5,946,012 AHewlett-Packard Company · 1999
- Reliable high performance drop generator for an inkjet printhead59US 5,874,974 AHewlett-Packard Company · 1999
- Inkjet printhead architecture for high speed and high resolution printing51US 5,648,805 AHewlett-Packard Company · 1997
- Stable substrate structure for a wide swath nozzle array in a high resolution inkjet printer43US 6,332,677 B1Hewlett-Packard Company · 2001
- Stable substrate structure for a wide swath nozzle array in a high resolution inkjet printer37US 5,984,464 AHewlett-Packard Company · 1999