B41J 2002/062
By using a divided counter electrode opposite to ejection openings of an
Official title: {by using a divided counter electrode opposite to ejection openings of an electrostatic printhead, e.g. for controlling the flying direction of ejected toner particles by providing the divided parts of the counter electrode with different potentials}
B41J2002/062 (By using a divided counter electrode opposite to ejection openings of an) appears on 14 US grants and 12 published applications in this corpus.
Search patents in B41J- Granted patents
- 14
- Published applications
- 12
- Assignees
- 14
- Inventors
- 50
- Latest grant
- 24 Dec 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 2 |
| 2003 | 0 | 0 |
| 2004 | 1 | 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 | 0 |
| 2016 | 2 | 2 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 2 | 2 |
| 2020 | 1 | 0 |
| 2021 | 0 | 1 |
| 2022 | 1 | 1 |
| 2023 | 1 | 2 |
| 2024 | 2 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Multi-nozzle electrohydrodynamic printing with diverters24 Dec 2024US 12,172,437 B2The Regents of the University of Michigan
- Electrodynamic print head with split shielding electrodes for lateral ink deflection30 Apr 2024US 11,970,002 B2Scrona AG
- Arrayed electrohydrodynamic printhead without extraction electrodes26 Dec 2023US 11,850,849 B2Huazhong University of Science and Technology
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- Inkjet printer with universal print head and print frame for both horizontal and vertical printing on non-flat surfaces7 Jan 2020US 10,525,705 B2KYOCERA Document Solutions Inc.
- Electrohydrodynamic inkjet printing devices, systems, and methods18 Dec 2025US 2025/0381776 A1Wisconsin Alumni Research Foundation
- Arrayed electrohydrodynamic printhead without extraction electrodes26 Oct 2023US 2023/0339227 A1Huazhong University of Science and Technology
- Multi-nozzle electrohydrodynamic printing with diverters17 Aug 2023US 2023/0256737 A1The Regents of the University of Michigan
- Electrodynamic print head with split shielding electrodes for lateral ink deflection29 Dec 2022US 2022/0410569 A1Scrona AG
- Liquid discharge method, non-transitory computer-readable storage medium storing drive pulse determination program, and liquid discharge apparatus29 Jul 2021US 2021/0229420 A1Seiko Epson Corporation
Most cited
By later US patents
- Electric-field manipulation of ejected ink drops in printing36US 5,975,683 AXerox Corporation · 1999
- Inkjet printing method and printing apparatus10US 6,679,597 B2Fuji Photo Film Co., Ltd. · 2004
- Electrostatic ink jet recording apparatus ejecting ink using different electric potentials applied to different electrodes5US 5,877,790 ANEC Corporation · 1999
- Method and apparatus for controlling inkjet ejection electrodes by varying the electrodes potentials2US 6,089,699 ANEC Corporation · 2000
- Contact-type patterning device1US 9,487,003 B2Enjet Co. Ltd. · 2016