B41J 2202/19
Assembling head units
B41J2202/19 (Assembling head units) appears on 1,441 US grants and 1,526 published applications in this corpus.
Search patents in B41J- Granted patents
- 1,441
- Published applications
- 1,526
- Assignees
- 132
- Inventors
- 1,026
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 4 | 0 |
| 1992 | 3 | 0 |
| 1993 | 4 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 3 | 0 |
| 1997 | 8 | 0 |
| 1998 | 6 | 0 |
| 1999 | 9 | 0 |
| 2000 | 13 | 0 |
| 2001 | 12 | 1 |
| 2002 | 18 | 27 |
| 2003 | 22 | 10 |
| 2004 | 43 | 103 |
| 2005 | 41 | 189 |
| 2006 | 96 | 75 |
| 2007 | 95 | 94 |
| 2008 | 110 | 128 |
| 2009 | 88 | 123 |
| 2010 | 138 | 121 |
| 2011 | 110 | 41 |
| 2012 | 63 | 34 |
| 2013 | 51 | 28 |
| 2014 | 31 | 25 |
| 2015 | 46 | 32 |
| 2016 | 26 | 48 |
| 2017 | 39 | 65 |
| 2018 | 51 | 59 |
| 2019 | 57 | 38 |
| 2020 | 41 | 46 |
| 2021 | 41 | 42 |
| 2022 | 33 | 50 |
| 2023 | 37 | 47 |
| 2024 | 39 | 28 |
| 2025 | 40 | 41 |
| 2026 | 14 | 31 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Inkjet apparatus and method of aligning the same6 Oct 2026US 12,752,534 B2Samsung Display Co., Ltd.
- Liquid ejecting device including head unit, and mounting unit having positioning part for positioning head unit relative to mounting unit25 Aug 2026US 12,715,209 B2Brother Kogyo Kabushiki Kaisha
- Liquid ejecting head and liquid ejecting apparatus18 Aug 2026US 12,709,102 B2Canon Kabushiki Kaisha
- Full color inkjet printhead for redundant printing21 Jul 2026US 12,686,209 B2Memjet Technology Limited
- Liquid ejecting head and liquid ejecting apparatus23 Jun 2026US 12,661,888 B2Seiko Epson Corporation
- Liquid discharge head, liquid discharge head unit, and liquid discharge apparatus10 Sep 2026US 2026/0264402 A1
- Liquid ejecting head and liquid ejecting apparatus27 Aug 2026US 2026/0249608 A1Seiko Epson Corporation
- Printhead assembly20 Aug 2026US 2026/0241691 A1Bobst Mex SA
- Liquid droplet discharge head and droplet discharge apparatus13 Aug 2026US 2026/0233520 A1KYOCERA Corporation
- Liquid ejecting head and liquid ejecting apparatus13 Aug 2026US 2026/0233522 A1Seiko Epson Corporation
Most cited
By later US patents
- Droplet generating method and apparatus thereof1,847US 4,463,359 ACanon Kabushiki Kaisha · 1984
- Printhead incorporating a static pagewidth printhead1,463US 7,467,849 B2Silverbrook Research Pty Ltd · 2008
- Wide format pagewidth inkjet printer287US 6,672,706 B2Silverbrook Research Pty Ltd · 2004
- Unit print head assembly for ink-jet printing275US 5,565,900 AHewlett-Packard Company · 1996
- Power supply for a four color modular printhead272US 6,439,908 B1Silverbrook Research Pty Ltd · 2002