B41J 2/1615
Of tubular type
Official title: {of tubular type}
B41J2/1615 (Of tubular type) appears on 12 US grants and 3 published applications in this corpus.
Search patents in B41J- Granted patents
- 12
- Published applications
- 3
- Assignees
- 6
- Inventors
- 22
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 1 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 1 | 1 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Liquid discharge module, liquid discharge head, and liquid discharge apparatus14 Jul 2026US 12,679,093 B2Ricoh Company, Ltd.
- Piezoelectric liquid ejection device with electrodes formed on partition wall surfaces24 Oct 2017US 9,796,180 B2Canon Kabushiki Kaisha
- Liquid discharge head and method for manufacturing liquid discharge head27 May 2014US 8,733,907 B2Canon Kabushiki Kaisha
- Method for connecting nozzle tube of ink jet nozzle with piezoelectric element30 Jan 1990US 4,897,673 AJuki Corporation
- Method for fashioning ink channels in a write head for a dot-matrix ink printer means19 Sep 1989US 4,868,582 ASiemens Aktiengesellschaft
- Liquid discharge module, liquid discharge head, and liquid discharge apparatus30 Jan 2025US 2025/0033356 A1Ricoh Company, Ltd.
- Liquid ejection device13 Apr 2017US 2017/0100931 A1Canon Kabushiki Kaisha
- Liquid discharge head and method for manufacturing liquid discharge head11 Apr 2013US 2013/0088548 A1Canon Kabushiki Kaisha
Most cited
By later US patents
- Method of manufacturing jet nozzle ducts, and ink jet printer comprising a jet nozzle duct manufactured by means of the method33US 4,418,354 AU. S. Philips Corporation · 1983
- Method for fashioning ink channels in a write head for a dot-matrix ink printer means19US 4,868,582 ASiemens Aktiengesellschaft · 1989
- Ink-jet printing head, a method for its manufacture, and a tool useable for carrying out this method17US 4,623,904 AIng. C. Olivetti & C., S.p.A. · 1986
- Method of casting a printing head for an ink jet printer11US 4,447,375 ASiemens Aktiengesellschaft · 1984
- Method for connecting nozzle tube of ink jet nozzle with piezoelectric element11US 4,897,673 AJuki Corporation · 1990