H05H 2242/20
Power circuits
H05H2242/20 (Power circuits) appears on 412 US grants and 477 published applications in this corpus.
Search patents in H05H- Granted patents
- 412
- Published applications
- 477
- Assignees
- 197
- Inventors
- 785
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 1 |
| 2002 | 1 | 3 |
| 2003 | 4 | 2 |
| 2004 | 2 | 4 |
| 2005 | 4 | 3 |
| 2006 | 0 | 5 |
| 2007 | 3 | 8 |
| 2008 | 2 | 5 |
| 2009 | 6 | 6 |
| 2010 | 2 | 5 |
| 2011 | 5 | 5 |
| 2012 | 8 | 21 |
| 2013 | 12 | 36 |
| 2014 | 10 | 38 |
| 2015 | 40 | 47 |
| 2016 | 44 | 48 |
| 2017 | 57 | 36 |
| 2018 | 30 | 23 |
| 2019 | 27 | 22 |
| 2020 | 33 | 21 |
| 2021 | 14 | 18 |
| 2022 | 16 | 21 |
| 2023 | 25 | 41 |
| 2024 | 20 | 20 |
| 2025 | 27 | 20 |
| 2026 | 15 | 18 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Methods and apparatus for generating atmospheric pressure, low temperature plasma6 Oct 2026US 12,757,313 B2TellaPure, LLC
- Electrode assembly for a plasma discharge25 Aug 2026US 12,720,664 B2Cinogy GmbH
- Synthesis of nanoparticle in liquid, semi-solid media and in cells and tissues using cold plasma technology18 Aug 2026US 12,708,679 B2Plasmology4, Inc.
- Plasma reactor and plasma chemical reactions18 Aug 2026US 12,708,890 B2Nanoplazz Technologies Ltd.
- Systems and methods for impedance matching in plasma creation at atmospheric pressure11 Aug 2026US 12,706,583 B2Surfx Technologies LLC
- Modulated pulsed microwave waveform in a power source for achieving a desired electron energy distribution in a plasma27 Aug 2026US 2026/0255468 A1Starfire Industries LLC
- Nitric oxide generation process controls13 Aug 2026US 2026/0233997 A1Third Pole, Inc.
- Discharge and Modulation System and Method for Microwave-Radio Frequency (RF) Mixed Coupled Plasma23 Jul 2026US 2026/0214780 A1
- Adjustment of power and frequency based on three or more states9 Jul 2026US 2026/0196444 A1Lam Research Corporation
- Pulsed Ion Source2 Jul 2026US 2026/0190209 A1Adelphi Technology, Inc.
Most cited
By later US patents
- Tissue treatment method2,025US 6,629,974 B2Gyrus Medical Limited · 2003
- Tissue resurfacing1,470US 7,335,199 B2Rhytec Limited · 2008
- Film forming method and film forming apparatus473US 8,586,484 B2Fuji Electric Co., Ltd. · 2013
- High-frequency device for generating a plasma arc for the treatment of biological tissue323US 6,565,558 B12003
- Ratiometric autotuning algorithm for RF plasma generator101US 6,020,794 AENI Technologies, Inc. · 2000