B41J 2/04575
Controlling heads of acoustic type
Official title: {controlling heads of acoustic type}
B41J2/04575 (Controlling heads of acoustic type) appears on 44 US grants and 36 published applications in this corpus.
Search patents in B41J- Granted patents
- 44
- Published applications
- 36
- Assignees
- 20
- Inventors
- 79
- Latest grant
- 24 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 3 | 0 |
| 2002 | 3 | 3 |
| 2003 | 5 | 1 |
| 2004 | 2 | 7 |
| 2005 | 1 | 2 |
| 2006 | 2 | 3 |
| 2007 | 4 | 1 |
| 2008 | 0 | 0 |
| 2009 | 1 | 2 |
| 2010 | 1 | 1 |
| 2011 | 0 | 1 |
| 2012 | 1 | 1 |
| 2013 | 1 | 0 |
| 2014 | 2 | 2 |
| 2015 | 1 | 0 |
| 2016 | 0 | 1 |
| 2017 | 0 | 0 |
| 2018 | 3 | 1 |
| 2019 | 1 | 1 |
| 2020 | 1 | 1 |
| 2021 | 1 | 3 |
| 2022 | 1 | 0 |
| 2023 | 0 | 2 |
| 2024 | 4 | 2 |
| 2025 | 1 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Circuit and method for driving a print head24 Feb 2026US 12,558,887 B2Canon Production Printing Holding B. V.
- Acoustic droplet ejection of non-newtonian fluids9 Sep 2025US 12,409,648 B2Labcyte Inc.
- Liquid droplet generation method15 Oct 2024US 12,115,786 B2Hitachi, Ltd.
- Inkjet printing methods and inkjet printing systems28 May 2024US 11,993,082 B2Agfa NV
- Acoustic droplet ejection21 May 2024US 11,986,848 B2TTP Plc
- Acoustic droplet ejection of non-newtonian fluids27 Nov 2025US 2025/0360708 A1Labcyte Inc.
- Circuit and method for driving a print head26 Dec 2024US 2024/0424783 A1Canon Production Printing Holding B. V.
- Acoustic droplet ejection of non-newtonian fluids27 Jun 2024US 2024/0208210 A1Labcyte Inc.
- Liquid droplet generation method8 Jun 2023US 2023/0173807 A1Hitachi, Ltd.
- Inkjet Printing Methods and Inkjet Printing Systems11 May 2023US 2023/0141947 A1Agfa NV
Most cited
By later US patents
- Ultrasonic printing apparatus and method in which the phases of the ultrasonic oscillators are controlled to prevent unwanted phase cancellations71US 5,798,779 AFujitsu Limited · 1998
- Industrial microdeposition system for polymer light emitting diode displays, printed circuit boards and the like54US 7,270,712 B2Litrex Corporation · 2007
- Pressure-equalized ink transport system for acoustic ink printers42US 5,087,931 AXerox Corporation · 1992
- Pulse width modulation for correcting non-uniformity of acoustic inkjet printhead24US 6,299,272 B1Xerox Corporation · 2001
- Temperature controlled vacuum chuck20US 7,160,105 B2Litrex Corporation · 2007