B41J 2002/14225
Finger type piezoelectric element on only one side of the chamber
Official title: {Finger type piezoelectric element on only one side of the chamber}
B41J2002/14225 (Finger type piezoelectric element on only one side of the chamber) appears on 525 US grants and 521 published applications in this corpus.
Search patents in B41J- Granted patents
- 525
- Published applications
- 521
- Assignees
- 40
- Inventors
- 286
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 4 | 0 |
| 1990 | 0 | 0 |
| 1991 | 3 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 3 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 5 | 3 |
| 2002 | 5 | 26 |
| 2003 | 14 | 27 |
| 2004 | 17 | 46 |
| 2005 | 23 | 74 |
| 2006 | 32 | 59 |
| 2007 | 46 | 57 |
| 2008 | 42 | 38 |
| 2009 | 51 | 21 |
| 2010 | 52 | 13 |
| 2011 | 39 | 10 |
| 2012 | 20 | 10 |
| 2013 | 21 | 5 |
| 2014 | 12 | 8 |
| 2015 | 11 | 4 |
| 2016 | 4 | 7 |
| 2017 | 4 | 7 |
| 2018 | 7 | 9 |
| 2019 | 14 | 17 |
| 2020 | 16 | 15 |
| 2021 | 10 | 14 |
| 2022 | 15 | 19 |
| 2023 | 16 | 12 |
| 2024 | 15 | 9 |
| 2025 | 9 | 9 |
| 2026 | 3 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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Most cited
By later US patents
- Piezoelectric ink jet printer using laminated piezoelectric actuator143US 5,402,159 ABrother Kogyo Kabushiki Kaisha · 1995
- Droplet deposition apparatus142US 4,887,100 AAM International, Inc. · 1989
- Shear mode transducer for drop-on-demand liquid ejector136US 4,584,590 AXerox Corporation · 1986
- Droplet deposition apparatus129US 4,879,568 AAM International, Inc. · 1989
- Shear mode transducer for ink jet systems112US 4,825,227 ASpectra, Inc. · 1989