B41J 2002/14354
Sensor in each pressure chamber
Official title: {Sensor in each pressure chamber}
B41J2002/14354 (Sensor in each pressure chamber) appears on 402 US grants and 468 published applications in this corpus.
Search patents in B41J- Granted patents
- 402
- Published applications
- 468
- Assignees
- 74
- Inventors
- 500
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 5 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 7 | 0 |
| 2002 | 9 | 5 |
| 2003 | 7 | 4 |
| 2004 | 8 | 13 |
| 2005 | 10 | 23 |
| 2006 | 10 | 18 |
| 2007 | 6 | 14 |
| 2008 | 13 | 8 |
| 2009 | 14 | 15 |
| 2010 | 17 | 14 |
| 2011 | 13 | 10 |
| 2012 | 9 | 13 |
| 2013 | 5 | 10 |
| 2014 | 14 | 11 |
| 2015 | 19 | 31 |
| 2016 | 27 | 24 |
| 2017 | 22 | 26 |
| 2018 | 15 | 21 |
| 2019 | 24 | 22 |
| 2020 | 29 | 31 |
| 2021 | 17 | 22 |
| 2022 | 23 | 27 |
| 2023 | 14 | 21 |
| 2024 | 17 | 33 |
| 2025 | 20 | 30 |
| 2026 | 16 | 22 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Liquid ejecting apparatus and method of driving liquid ejecting apparatus25 Aug 2026US 12,715,211 B2Seiko Epson Corporation
- Head board, liquid discharge head, and liquid discharge apparatus18 Aug 2026US 12,709,095 B2Canon Kabushiki Kaisha
- Liquid ejection apparatus and print head11 Aug 2026US 12,703,181 B2Seiko Epson Corporation
- Liquid discharge apparatus and method for driving liquid discharge apparatus16 Jun 2026US 12,654,443 B2Seiko Epson Corporation
- Liquid discharge system2 Jun 2026US 12,643,321 B2Seiko Epson Corporation
- Liquid ejection device6 Aug 2026US 2026/0225364 A1Seiko Epson Corporation
- Liquid ejecting apparatus and head unit2 Jul 2026US 2026/0184069 A1Seiko Epson Corporation
- Liquid ejecting apparatus2 Jul 2026US 2026/0184070 A1Seiko Epson Corporation
- Liquid ejecting apparatus25 Jun 2026US 2026/0175566 A1Seiko Epson Corporation
- Liquid Ejecting Head25 Jun 2026US 2026/0175567 A1Seiko Epson Corporation
Most cited
By later US patents
- Piezo bending transducer drop-on demand print head and method of actuating it77US 6,460,979 B1Tally Computerdrucker GmbH · 2002
- Movement sensor in a micro electro-mechanical device73US 6,540,319 B1Silverbrook Research Pty Ltd · 2003
- Faulty ink ejector detection in an ink jet printer64US 6,375,299 B1Encad, Inc. · 2002
- Substrate for ink-jet head, having an optical element ink-jet head, and ink-jet apparatus52US 5,841,448 ACanon Kabushiki Kaishi · 1998
- Piezoelectric type liquid droplet ejecting device which compensates for residual pressure fluctuations51US 5,757,392 ABrother Kogyo Kabushiki Kaisha · 1998