B41J 2/04576
Controlling heads of electrostatic type
Official title: {controlling heads of electrostatic type}
B41J2/04576 (Controlling heads of electrostatic type) appears on 46 US grants and 50 published applications in this corpus.
Search patents in B41J- Granted patents
- 46
- Published applications
- 50
- Assignees
- 31
- Inventors
- 117
- Latest grant
- 17 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 5 |
| 2006 | 0 | 1 |
| 2007 | 4 | 3 |
| 2008 | 2 | 1 |
| 2009 | 1 | 1 |
| 2010 | 2 | 2 |
| 2011 | 2 | 2 |
| 2012 | 2 | 2 |
| 2013 | 2 | 0 |
| 2014 | 1 | 2 |
| 2015 | 2 | 1 |
| 2016 | 3 | 3 |
| 2017 | 3 | 2 |
| 2018 | 0 | 4 |
| 2019 | 3 | 0 |
| 2020 | 3 | 1 |
| 2021 | 0 | 4 |
| 2022 | 4 | 3 |
| 2023 | 4 | 4 |
| 2024 | 2 | 1 |
| 2025 | 1 | 4 |
| 2026 | 1 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Substrate processing apparatus and method17 Feb 2026US 12,552,151 B2Semes Co., Ltd.
- Printer with gas extraction of printing fluid from printing nozzle17 Jun 2025US 12,330,417 B2The Regents of the University of Michigan
- Printing apparatus, printing method and non-transitory computer-readable medium storing program regarding printing method6 Aug 2024US 12,053,983 B2Brother Koygo Kabushiki Kaisha
- 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
- Inkjet printhead27 Aug 2026US 2026/0249609 A1Enjet Co. Ltd.
- Manufacturing system and manufacturing method of display panel23 Jul 2026US 2026/0208481 A1Samsung Display Co., Ltd.
- Liquid droplet ejection device and liquid droplet ejection method5 Feb 2026US 2026/0034780 A1Sijtechnology, Inc.
- Electrohydrodynamic inkjet printing devices, systems, and methods18 Dec 2025US 2025/0381776 A1Wisconsin Alumni Research Foundation
- Liquid droplet ejection device, liquid droplet ejection nozzle head, and liquid droplet ejection method3 Jul 2025US 2025/0214338 A1Sijtechnology, Inc.
Most cited
By later US patents
- High resolution sensing and control of electrohydrodynamic jet printing84US 8,562,095 B2The Board of Trustees of the University of Illinois · 2013
- Device for printing droplet or ink on substrate or paper40US 7,600,840 B2Samsung Electronics Co., Ltd. · 2009
- Device for printing droplet or ink on substrate or paper39US 7,909,427 B2Samsung Electronics Co., Ltd. · 2011
- Methods of adjusting ink ejection characteristics of inkjet printing apparatus and driving the inkjet printing apparatus37US 8,342,623 B2Samsung Electronics Co., Ltd. · 2013
- High resolution sensing and control of electrohydrodynamic jet printing19US 9,278,522 B2The Board of Trustees of the University of Illinois · 2016