B23K 9/06
Arrangements or circuits for starting the arc
Official title: Arrangements or circuits for starting the arc, e.g. by generating ignition voltage, or for stabilising the arc
B23K9/06 (Arrangements or circuits for starting the arc) appears on 462 US grants and 404 published applications in this corpus.
Search patents in B23K- Granted patents
- 462
- Published applications
- 404
- Assignees
- 159
- Inventors
- 760
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 13 | 0 |
| 1977 | 9 | 0 |
| 1978 | 6 | 0 |
| 1979 | 5 | 0 |
| 1980 | 4 | 0 |
| 1981 | 5 | 0 |
| 1982 | 5 | 0 |
| 1983 | 12 | 0 |
| 1984 | 11 | 0 |
| 1985 | 8 | 0 |
| 1986 | 12 | 0 |
| 1987 | 5 | 0 |
| 1988 | 9 | 0 |
| 1989 | 8 | 0 |
| 1990 | 5 | 0 |
| 1991 | 4 | 0 |
| 1992 | 7 | 0 |
| 1993 | 9 | 0 |
| 1994 | 8 | 0 |
| 1995 | 3 | 0 |
| 1996 | 4 | 0 |
| 1997 | 1 | 0 |
| 1998 | 5 | 0 |
| 1999 | 5 | 0 |
| 2000 | 8 | 0 |
| 2001 | 7 | 1 |
| 2002 | 4 | 1 |
| 2003 | 4 | 3 |
| 2004 | 5 | 10 |
| 2005 | 2 | 8 |
| 2006 | 5 | 11 |
| 2007 | 6 | 13 |
| 2008 | 5 | 16 |
| 2009 | 5 | 11 |
| 2010 | 3 | 11 |
| 2011 | 5 | 6 |
| 2012 | 6 | 18 |
| 2013 | 16 | 20 |
| 2014 | 15 | 18 |
| 2015 | 14 | 28 |
| 2016 | 11 | 21 |
| 2017 | 10 | 20 |
| 2018 | 17 | 27 |
| 2019 | 25 | 29 |
| 2020 | 29 | 34 |
| 2021 | 17 | 17 |
| 2022 | 26 | 19 |
| 2023 | 8 | 15 |
| 2024 | 16 | 12 |
| 2025 | 23 | 19 |
| 2026 | 7 | 16 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Detecting weld start event based on time derivative of weld voltage18 Aug 2026US 12,708,954 B2The ESAB Group, Inc.
- Welding assembly comprising a welding device and a welding component connected to the welding device2 Jun 2026US 12,643,169 B2Fronius International GmbH
- Direct current arc welding control method19 May 2026US 12,629,764 B2Panasonic Intellectual Property Management Co., Ltd.
- Systems and methods to configure a robotic welding system24 Feb 2026US 12,558,789 B2Illinois Tool Works Inc.
- Systems and methods to provide welding-type arc starting and stabilization with reduced open circuit voltage3 Feb 2026US 12,539,552 B2Illinois Tool Works Inc.
- Arc welded joint and method for manufacturing the same13 Aug 2026US 2026/0233322 A1Jfe Steel Corporation
- Robot welding system and method for operating a robot welding system23 Jul 2026US 2026/0208281 A1Fronius International GmbH
- Welding system, feed control method, and communication connection method16 Jul 2026US 2026/0199998 A1Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
- Systems and methods for modifying one or more target welding parameters of a welding parameter-controlled mode based on one or more measured welding parameters2 Jul 2026US 2026/0183859 A1Illinois Tool Works Inc.
- Systems and methods for one-way wire feed speed adjustment during a welding operation2 Jul 2026US 2026/0183861 A1Illinois Tool Works Inc.
Most cited
By later US patents
- System and method of short circuiting arc welding132US 5,148,001 AThe Lincoln Electric Company · 1992
- Arc plasma torch and method using contact starting112US 4,791,268 AHypertherm, Inc. · 1988
- Torch for electric arc welding system95US 8,431,862 B2Lincoln Global.Inc. · 2013
- Apparatus and process for cooling a plasma arc electrode92US 4,902,871 AHypertherm, Inc. · 1990
- Method and apparatus for electric arc welding91US 6,160,241 ALincoln Global.Inc. · 2000