B23K 9/0677
Ionization of the arc gap by means of a contact piece disposed
Official title: {Ionization of the arc gap by means of a contact piece disposed between the electrodes}
B23K9/0677 (Ionization of the arc gap by means of a contact piece disposed) appears on 5 US grants and 4 published applications in this corpus.
Search patents in B23K- Granted patents
- 5
- Published applications
- 4
- Assignees
- 3
- Inventors
- 10
- Latest grant
- 1 Jul 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 1 | 0 |
| 2016 | 0 | 1 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 0 | 0 |
| 2020 | 1 | 1 |
| 2021 | 0 | 0 |
| 2022 | 1 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Welding type power supply for TIG starts1 Jul 2025US 12,343,822 B2Illinois Tool Works Inc.
- Ignition device for GTAW welding equipment15 Mar 2022US 11,273,512 B2Esab AB
- Welding type power supply for TIG starts11 Feb 2020US 10,556,289 B2Illinois Tool Works Inc.
- Arc ignition device27 Oct 2015US 9,168,607 B2
- Device for the manual start-up of a plasma torch25 Jan 1983US 4,370,539 ANPK za Kontrolno Zavarachni Raboti
- Welding Type Power Supply For TIG Starts7 May 2020US 2020/0139469 A1Illinois Tool Works Inc.
- Ignition device for gtaw welding equipment29 Nov 2018US 2018/0339356 A1Esab AB
- Welding Type Power Supply For TIG Starts12 May 2016US 2016/0129514 A1Illinois Tool Works Inc.
- Arc ignition device21 Nov 2013US 2013/0306606 A1
Most cited
By later US patents