B41J 2/14137
Resistor surrounding the nozzle opening
Official title: {Resistor surrounding the nozzle opening}
B41J2/14137 (Resistor surrounding the nozzle opening) appears on 107 US grants and 119 published applications in this corpus.
Search patents in B41J- Granted patents
- 107
- Published applications
- 119
- Assignees
- 24
- Inventors
- 141
- Latest grant
- 7 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 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 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 4 | 0 |
| 2001 | 1 | 1 |
| 2002 | 7 | 17 |
| 2003 | 12 | 20 |
| 2004 | 8 | 21 |
| 2005 | 13 | 16 |
| 2006 | 13 | 13 |
| 2007 | 15 | 11 |
| 2008 | 9 | 2 |
| 2009 | 3 | 4 |
| 2010 | 3 | 2 |
| 2011 | 2 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 2 | 2 |
| 2015 | 1 | 1 |
| 2016 | 3 | 1 |
| 2017 | 1 | 2 |
| 2018 | 2 | 1 |
| 2019 | 1 | 1 |
| 2020 | 2 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 1 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
| 2025 | 0 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Fluid ejection device28 Apr 2020US 10,632,749 B2Hewlett-Packard Development Company, L. P.
- Printing apparatus and method for printing11 Jun 2019US 10,315,420 B2Sublinove Inc.
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- Fluid ejection device31 Jan 2019US 2019/0030890 A1Hewlett-Packard Development Company, L. P.
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Most cited
By later US patents
- Ink jet print device and print head or print apparatus using the same348US 6,019,457 ACanon Information Systems Research Australia Pty. Ltd. · 2000
- Method of fabricating bubblejet print devices using semiconductor fabrication techniques311US 5,841,452 ACanon Information Systems Research Australia Pty. Ltd. · 1998
- Thermally activated liquid ink printing96US 4,275,290 ANorthern Telecom Limited · 1981
- Nozzle structures for bubblejet print devices88US 5,815,173 ACanon Kabushiki Kaisha · 1998
- Apparatus and method for using bubble as virtual valve in microinjector to eject fluid51US 6,102,530 A2000