B41J 2002/14411
Groove in the nozzle plate
Official title: {Groove in the nozzle plate}
B41J2002/14411 (Groove in the nozzle plate) appears on 148 US grants and 169 published applications in this corpus.
Search patents in B41J- Granted patents
- 148
- Published applications
- 169
- Assignees
- 42
- Inventors
- 313
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 5 | 1 |
| 2002 | 7 | 9 |
| 2003 | 5 | 7 |
| 2004 | 7 | 7 |
| 2005 | 3 | 11 |
| 2006 | 4 | 11 |
| 2007 | 6 | 5 |
| 2008 | 5 | 8 |
| 2009 | 5 | 5 |
| 2010 | 6 | 5 |
| 2011 | 5 | 2 |
| 2012 | 4 | 1 |
| 2013 | 2 | 5 |
| 2014 | 1 | 2 |
| 2015 | 6 | 7 |
| 2016 | 4 | 2 |
| 2017 | 4 | 6 |
| 2018 | 5 | 4 |
| 2019 | 3 | 7 |
| 2020 | 4 | 15 |
| 2021 | 13 | 13 |
| 2022 | 13 | 9 |
| 2023 | 5 | 7 |
| 2024 | 9 | 8 |
| 2025 | 5 | 7 |
| 2026 | 8 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Liquid ejection head, liquid ejection head substrate, and manufacturing method of liquid ejection head18 Jun 2026US 2026/0166880 A1Canon Kabushiki Kaisha
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Most cited
By later US patents
- Contoured orifice plate of thermal ink jet print head84US 6,132,028 AHewlett-Packard Company · 2000
- Ink jet recording apparatus, and an ink jet head manufacturing method32US 5,992,978 ASeiko Epson Corporation · 1999
- Ink-jet head, method of producing the same, and ink-jet printing system including the same28US 6,568,794 B2Ricoh Company, Ltd. · 2003
- Liquid drop jet head, ink cartridge and ink jet recording apparatus28US 6,682,185 B2Ricoh Company, Ltd. · 2004
- Inkjet printhead with top plate bubble management26US 6,331,055 B1Hewlett-Packard Company · 2001