H05H 1/3494
Means for controlling discharge parameters
Official title: {Means for controlling discharge parameters}
H05H1/3494 (Means for controlling discharge parameters) appears on 120 US grants and 120 published applications in this corpus.
Search patents in H05H- Granted patents
- 120
- Published applications
- 120
- Assignees
- 62
- Inventors
- 245
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 7 | 0 |
| 1988 | 4 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 3 |
| 2005 | 2 | 4 |
| 2006 | 2 | 3 |
| 2007 | 1 | 2 |
| 2008 | 1 | 3 |
| 2009 | 0 | 2 |
| 2010 | 1 | 2 |
| 2011 | 3 | 3 |
| 2012 | 2 | 4 |
| 2013 | 4 | 4 |
| 2014 | 3 | 4 |
| 2015 | 2 | 11 |
| 2016 | 3 | 4 |
| 2017 | 9 | 9 |
| 2018 | 3 | 7 |
| 2019 | 7 | 5 |
| 2020 | 7 | 9 |
| 2021 | 7 | 14 |
| 2022 | 7 | 2 |
| 2023 | 6 | 7 |
| 2024 | 6 | 5 |
| 2025 | 5 | 7 |
| 2026 | 4 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Sealing glass ampules using electricity generated plasma arc28 Jul 2026US 12,692,183 B2
- Electrode arrangement12 May 2026US 12,628,262 B2Freiburger Medizintechnik GmbH
- Systems, methods, and devices for generating predominantly radially expanded plasma flow10 Mar 2026US 12,575,017 B2Plasma Surgical, Inc.
- Methods for operating a plasma torch17 Feb 2026US 12,557,203 B2The ESAB Group, Inc.
- Plasma generation device26 Aug 2025US 12,402,235 B2Korea Institute of Fusion Energy
- Verifying a repair of a plasma torch1 Oct 2026US 2026/0304587 A1Toyota Jidosha Kabushiki Kaisha
- Primed pneumatic control of process gas regulator6 Aug 2026US 2026/0227809 A1The ESAB Group, Inc.
- Methods for operating a plasma torch25 Jun 2026US 2026/0181764 A1The ESAB Group, Inc.
- Edge shaping using material processing systems23 Apr 2026US 2026/0112574 A1Hypertherm, Inc.
- Method and device for recognizing a process state of a plasma arc method5 Mar 2026US 2026/0068025 A1
Most cited
By later US patents
- Plasma gun with adjustable cathode88US 4,780,591 AThe Perkin-Elmer Corporation · 1988
- Apparatus and method for providing useful audio feedback to users of arc welding equipment70US 4,471,207 ADeep Ocean Engineering Incorporated · 1984
- Plasma arc welding and cutting torch designed for non-transferred and transferred arc operation68US 4,767,908 ACebora S.p.A. · 1988
- Plasma torch condition monitoring68US 5,717,187 ACommonwealth Scientific and Industrial Research Organisation · 1998
- Plasma arc cutting process and apparatus using an oxygen-rich gas shield65US 5,396,043 AHypertherm, Inc. · 1995