B41J 2/14451
Structure of ink jet print heads discharging by lowering surface tension of
Official title: {Structure of ink jet print heads discharging by lowering surface tension of meniscus}
B41J2/14451 (Structure of ink jet print heads discharging by lowering surface tension of) appears on 47 US grants and 12 published applications in this corpus.
Search patents in B41J- Granted patents
- 47
- Published applications
- 12
- Assignees
- 15
- Inventors
- 48
- Latest grant
- 14 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 15 | 0 |
| 1999 | 7 | 0 |
| 2000 | 6 | 0 |
| 2001 | 5 | 0 |
| 2002 | 2 | 1 |
| 2003 | 1 | 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 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 1 | 2 |
| 2019 | 3 | 2 |
| 2020 | 2 | 0 |
| 2021 | 0 | 1 |
| 2022 | 1 | 0 |
| 2023 | 0 | 2 |
| 2024 | 2 | 1 |
| 2025 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
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- Pressure control device and substrate treatment apparatus including the same27 Jun 2024US 2024/0208211 A1Semes Co., Ltd.
- Apparatuses for supplying chemical liquid9 Feb 2023US 2023/0037419 A1Semes Co., Ltd.
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Most cited
By later US patents
- Ink printing with drop separation261US 6,022,099 AEastman Kodak Company · 2000
- Ink printing apparatus using ink surfactants169US 5,726,693 AEastman Kodak Company · 1998
- Color printer having concurrent drop selection and drop separation, the printer being adapted for connection to a computer115US 5,914,737 AEastman Kodak Company · 1999
- Fax machine with concurrent drop selection and drop separation ink jet printing106US 5,781,202 AEastman Kodak Company · 1998
- Nozzle placement in monolithic drop-on-demand print heads91US 5,796,416 AEastman Kodak Company · 1998