B41J 2/16579
Detection means therefor
Official title: {Detection means therefor, e.g. for nozzle clogging}
B41J2/16579 (Detection means therefor) appears on 817 US grants and 912 published applications in this corpus.
Search patents in B41J- Granted patents
- 817
- Published applications
- 912
- Assignees
- 142
- Inventors
- 1,453
- Latest grant
- 15 Sep 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 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 4 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 4 | 0 |
| 1996 | 9 | 0 |
| 1997 | 1 | 0 |
| 1998 | 7 | 0 |
| 1999 | 5 | 0 |
| 2000 | 8 | 0 |
| 2001 | 10 | 4 |
| 2002 | 20 | 22 |
| 2003 | 29 | 22 |
| 2004 | 20 | 48 |
| 2005 | 23 | 45 |
| 2006 | 27 | 38 |
| 2007 | 31 | 27 |
| 2008 | 32 | 26 |
| 2009 | 26 | 37 |
| 2010 | 30 | 29 |
| 2011 | 26 | 27 |
| 2012 | 19 | 29 |
| 2013 | 30 | 24 |
| 2014 | 36 | 15 |
| 2015 | 39 | 52 |
| 2016 | 35 | 33 |
| 2017 | 43 | 41 |
| 2018 | 31 | 37 |
| 2019 | 36 | 36 |
| 2020 | 31 | 37 |
| 2021 | 30 | 52 |
| 2022 | 30 | 43 |
| 2023 | 36 | 49 |
| 2024 | 29 | 59 |
| 2025 | 40 | 45 |
| 2026 | 27 | 35 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Test pattern for compensating for a lateral offset in the detection of an impaired nozzle15 Sep 2026US 12,734,827 B2Canon Production Printing Holding B. V.
- Printhead positions8 Sep 2026US 12,728,633 B2Hewlett-Packard Development Company, L. P.
- Droplet discharging device and droplet discharging method1 Sep 2026US 12,722,374 B2Sijtechnology, Inc.
- Inkjet printing apparatus1 Sep 2026US 12,722,376 B2Genix Corporation
- Image forming apparatus25 Aug 2026US 12,715,225 B2KYOCERA Document Solutions Inc.
- Inspection method and coating apparatus8 Oct 2026US 2026/0307390 A1
- Cleaning Device1 Oct 2026US 2026/0296020 A1Seiko Epson Corporation
- Liquid ejection device and nozzle surface cleaning method1 Oct 2026US 2026/0296025 A1Seiko Epson Corporation
- Maintenance unit and liquid ejection apparatus1 Oct 2026US 2026/0296031 A1Seiko Epson Corporation
- Printing apparatus, control method therefor, and nonvolatile computer-readable storage medium1 Oct 2026US 2026/0296032 A1Canon Kabushiki Kaisha
Most cited
By later US patents
- Apparatus and methods for 3D printing245US 7,291,002 B2Z Corporation · 2007
- Method of extending the life of a printbar of a color ink jet printer170US 5,581,284 AXerox Corporation · 1996
- Ink-jet recording apparatus with mechanism for automatically regulating a recording head145US 4,977,459 ACanon Kabushiki Kaisha · 1990
- Ink cartridge for compact printer system119US 6,238,043 B1Silverbrook Research Pty Ltd · 2001
- Memory module for compact printer system109US 6,553,459 B1Silverbrook Research Pty Ltd · 2003