B41J 2002/14306
Flow passage between manifold and chamber
Official title: {Flow passage between manifold and chamber}
B41J2002/14306 (Flow passage between manifold and chamber) appears on 631 US grants and 713 published applications in this corpus.
Search patents in B41J- Granted patents
- 631
- Published applications
- 713
- Assignees
- 52
- Inventors
- 612
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 4 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 2 |
| 2002 | 5 | 9 |
| 2003 | 8 | 23 |
| 2004 | 8 | 28 |
| 2005 | 20 | 68 |
| 2006 | 23 | 56 |
| 2007 | 35 | 53 |
| 2008 | 34 | 38 |
| 2009 | 43 | 24 |
| 2010 | 57 | 22 |
| 2011 | 40 | 9 |
| 2012 | 22 | 8 |
| 2013 | 22 | 3 |
| 2014 | 8 | 14 |
| 2015 | 13 | 14 |
| 2016 | 17 | 17 |
| 2017 | 20 | 31 |
| 2018 | 27 | 17 |
| 2019 | 18 | 29 |
| 2020 | 26 | 50 |
| 2021 | 31 | 32 |
| 2022 | 41 | 31 |
| 2023 | 29 | 23 |
| 2024 | 25 | 37 |
| 2025 | 19 | 39 |
| 2026 | 25 | 36 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Liquid ejecting head and liquid ejecting apparatus15 Sep 2026US 12,735,610 B2Seiko Epson Corporation
- Liquid ejection head8 Sep 2026US 12,728,644 B2Canon Kabushiki Kaisha
- Liquid ejecting head and liquid ejecting apparatus18 Aug 2026US 12,709,097 B2Seiko Epson Corporation
- Ink-jet head and ink-jet printer28 Jul 2026US 12,691,683 B2Brother Kogyo Kabushiki Kaisha
- Liquid ejecting head and liquid ejecting apparatus24 Sep 2026US 2026/0285037 A1Seiko Epson Corporation
- Liquid discharge substrate and liquid discharge head using liquid discharge substrate24 Sep 2026US 2026/0285044 A1Canon Kabushiki Kaisha
- Passive valves in a printhead10 Sep 2026US 2026/0264401 A1Ricoh Company, Ltd.
- Liquid ejection head3 Sep 2026US 2026/0257475 A1RISO Technologies Corporation
- Liquid ejecting head and liquid ejecting apparatus3 Sep 2026US 2026/0257476 A1Seiko Epson Corporation
Most cited
By later US patents
- Impulse ink jet system127US 4,730,197 APitney Bowes Inc. · 1988
- High-performance ink jet print head having an improved ink feed system92US 6,003,971 ATektronix, Inc. · 1999
- Laminated ink jet recording head having flow path unit with recess that confronts but does not communicate with common ink chamber70US 5,963,234 ASeiko Epson Corporation · 1999
- Method and apparatus for producing dot size modulated ink jet printing63US 5,689,291 ATektronix, Inc. · 1997
- Method for manufacturing a face shooter ink jet printing head53US 5,752,303 AFrancotyp-Postalia GmbH · 1998