H05H 1/3431
Coaxial cylindrical electrodes
Official title: {Coaxial cylindrical electrodes}
H05H1/3431 (Coaxial cylindrical electrodes) appears on 69 US grants and 42 published applications in this corpus.
Search patents in H05H- Granted patents
- 69
- Published applications
- 42
- Assignees
- 36
- Inventors
- 109
- Latest grant
- 19 Aug 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 3 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 3 | 0 |
| 1994 | 5 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 0 | 0 |
| 1999 | 3 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 4 |
| 2004 | 0 | 3 |
| 2005 | 3 | 1 |
| 2006 | 5 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 1 | 1 |
| 2010 | 0 | 1 |
| 2011 | 0 | 1 |
| 2012 | 1 | 1 |
| 2013 | 2 | 5 |
| 2014 | 3 | 6 |
| 2015 | 2 | 5 |
| 2016 | 4 | 0 |
| 2017 | 1 | 3 |
| 2018 | 3 | 1 |
| 2019 | 2 | 1 |
| 2020 | 1 | 1 |
| 2021 | 0 | 1 |
| 2022 | 2 | 2 |
| 2023 | 1 | 2 |
| 2024 | 2 | 0 |
| 2025 | 2 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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Most cited
By later US patents
- Production of fluorocarbon compounds120US 5,611,896 AAtomic Energy Corporation of S. Africa Limited · 1997
- High enthalpy plasma torch51US 5,147,998 ANoranda Inc. · 1992
- Plasma arc torch cooling system48US 6,946,616 B2Thermal Dynamics Corporation · 2005
- Plasma whirl reactor apparatus and methods of use42US 9,445,488 B2Foret Plasma Labs, LLC · 2016
- Power circuit apparatus for starting and operating plasma arc41US 4,678,888 APlasma Energy Corporation · 1987