H05H 1/246
The plasma being activated using external electrodes
Official title: {the plasma being activated using external electrodes (H05H1/245 takes precedence)}
H05H1/246 (The plasma being activated using external electrodes) appears on 72 US grants and 109 published applications in this corpus.
Search patents in H05H- Granted patents
- 72
- Published applications
- 109
- Assignees
- 79
- Inventors
- 275
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 1 |
| 2002 | 1 | 1 |
| 2003 | 0 | 1 |
| 2004 | 2 | 4 |
| 2005 | 1 | 3 |
| 2006 | 4 | 9 |
| 2007 | 1 | 2 |
| 2008 | 2 | 3 |
| 2009 | 0 | 1 |
| 2010 | 2 | 2 |
| 2011 | 1 | 5 |
| 2012 | 4 | 2 |
| 2013 | 2 | 5 |
| 2014 | 3 | 4 |
| 2015 | 1 | 4 |
| 2016 | 5 | 6 |
| 2017 | 3 | 10 |
| 2018 | 1 | 5 |
| 2019 | 7 | 3 |
| 2020 | 3 | 8 |
| 2021 | 6 | 8 |
| 2022 | 3 | 5 |
| 2023 | 5 | 7 |
| 2024 | 5 | 6 |
| 2025 | 2 | 1 |
| 2026 | 6 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Liquid plasma discharge device and method for biodiesel synthesis using same15 Sep 2026US 12,734,499 B2Regents of the University of Minnesota
- Air flow treatment system and method for ventilation systems18 Aug 2026US 12,708,686 B2Jerome Canady Research Institute for Advanced Biological and Technological Sciences
- Atmospheric pressure plasma reduction of copper oxide to copper metal5 May 2026US 12,617,146 B1Surfx Technologies LLC
- Systems and methods for nonequilibrium plasmas14 Apr 2026US 12,604,388 B2Washington University
- Systems and methods for igniting plasma within tubes17 Mar 2026US 12,581,586 B2Eli Lilly and Company
- Systems and methods for igniting plasma within tubes10 Sep 2026US 2026/0271170 A1Eli Lilly and Company
- Plasma jet device30 Jul 2026US 2026/0223275 A1
- Systems and methods for nonequilibrium plasmas5 Mar 2026US 2026/0068024 A1Washington University
- Plasma generating device25 Sep 2025US 2025/0299920 A1En2Core Technology, Inc.
- Active oxygen supply device17 Oct 2024US 2024/0343571 A1Canon Kabushiki Kaisha
Most cited
By later US patents
- Plasma treatment apparatus and plasma generation method using the apparatus53US 6,465,964 B1Matsushita Electric Works, Ltd. · 2002
- Electrodeless discharge at atmospheric pressure50US 6,204,605 B1The University of Tennessee Research Corporation · 2001
- Method and apparatus for surface treatment43US 5,316,739 ABridgestone Corporation · 1994
- Atmospheric pressure non-thermal plasma device to clean and sterilize the surfaces of probes, cannulas, pin tools, pipettes and spray heads42US 7,094,314 B2Cerionx, Inc. · 2006
- Plasma surface treatment using dielectric barrier discharges42US 8,263,178 B2Tekna Plasma Systems Inc. · 2012