B41J 2/02
Generating a continuous ink jet
Official title: generating a continuous ink jet
B41J2/02 (Generating a continuous ink jet) appears on 789 US grants and 546 published applications in this corpus.
Search patents in B41J- Granted patents
- 789
- Published applications
- 546
- Assignees
- 180
- Inventors
- 1,110
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 10 | 0 |
| 1977 | 8 | 0 |
| 1978 | 11 | 0 |
| 1979 | 8 | 0 |
| 1980 | 16 | 0 |
| 1981 | 22 | 0 |
| 1982 | 15 | 0 |
| 1983 | 11 | 0 |
| 1984 | 4 | 0 |
| 1985 | 8 | 0 |
| 1986 | 11 | 0 |
| 1987 | 12 | 0 |
| 1988 | 8 | 0 |
| 1989 | 10 | 0 |
| 1990 | 5 | 0 |
| 1991 | 6 | 0 |
| 1992 | 3 | 0 |
| 1993 | 3 | 0 |
| 1994 | 3 | 0 |
| 1995 | 14 | 0 |
| 1996 | 10 | 0 |
| 1997 | 8 | 0 |
| 1998 | 7 | 0 |
| 1999 | 17 | 0 |
| 2000 | 13 | 0 |
| 2001 | 22 | 2 |
| 2002 | 36 | 29 |
| 2003 | 40 | 43 |
| 2004 | 25 | 16 |
| 2005 | 20 | 13 |
| 2006 | 12 | 11 |
| 2007 | 17 | 24 |
| 2008 | 11 | 19 |
| 2009 | 8 | 20 |
| 2010 | 20 | 32 |
| 2011 | 6 | 30 |
| 2012 | 31 | 19 |
| 2013 | 32 | 30 |
| 2014 | 34 | 15 |
| 2015 | 26 | 13 |
| 2016 | 19 | 16 |
| 2017 | 18 | 24 |
| 2018 | 20 | 34 |
| 2019 | 23 | 16 |
| 2020 | 23 | 32 |
| 2021 | 25 | 30 |
| 2022 | 19 | 19 |
| 2023 | 18 | 16 |
| 2024 | 13 | 18 |
| 2025 | 17 | 9 |
| 2026 | 11 | 16 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Liquid ejection device25 Aug 2026US 12,715,219 B2Seiko Epson Corporation
- Continuous inkjet printer4 Aug 2026US 12,697,818 B2Linx Printing Technologies Limited
- Liquid discharge head and liquid discharge apparatus28 Jul 2026US 12,691,675 B2Ricoh Company, Ltd.
- Selective and high-resolution printing of single cells2 Jun 2026US 12,644,113 B2The Regents of the University of California
- Liquid ejecting apparatus and liquid ejecting method5 May 2026US 12,617,199 B2Seiko Epson Corporation
- Electric and hydraulic connections for printhead1 Oct 2026US 2026/0296019 A1Dover Europe SàRl
- High-definition printing using independently developed aerosol and sheath gas flows24 Sep 2026US 2026/0285030 A1Integrated Deposition Solutions, Inc.
- Passive valves in a printhead10 Sep 2026US 2026/0264413 A1Ricoh Company, Ltd.
- Inkjet recording apparatus and inkjet recording system3 Sep 2026US 2026/0257474 A1Keyence Corporation
- Inkjet recording apparatus3 Sep 2026US 2026/0257487 A1Keyence Corporation
Most cited
By later US patents
- Electronically addressable microencapsulated ink and display thereof597US 6,120,588 AE Ink Corporation · 2000
- Electrophoretic displays using nanoparticles501US 6,323,989 B1E Ink Corporation · 2001
- Electrophoretic displays using nanoparticles466US 6,538,801 B2E Ink Corporation · 2003
- Retroreflective electrophoretic displays and materials for making the same379US 6,262,706 B1E Ink Corporation · 2001
- Dielectrophoretic displays378US 7,259,744 B2E Ink Corporation · 2007