B23K 13/08
Electric supply or control circuits therefor
B23K13/08 (Electric supply or control circuits therefor) appears on 38 US grants and 44 published applications in this corpus.
Search patents in B23K- Granted patents
- 38
- Published applications
- 44
- Assignees
- 23
- Inventors
- 89
- Latest grant
- 4 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 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 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 4 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 0 |
| 2004 | 1 | 2 |
| 2005 | 0 | 0 |
| 2006 | 1 | 1 |
| 2007 | 1 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 3 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 1 | 1 |
| 2014 | 0 | 0 |
| 2015 | 3 | 3 |
| 2016 | 1 | 1 |
| 2017 | 1 | 2 |
| 2018 | 1 | 3 |
| 2019 | 2 | 5 |
| 2020 | 5 | 4 |
| 2021 | 1 | 5 |
| 2022 | 3 | 1 |
| 2023 | 3 | 5 |
| 2024 | 1 | 2 |
| 2025 | 3 | 2 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Welding monitoring apparatus and welding monitoring method4 Nov 2025US 12,459,023 B2Nippon Steel Corporation
- System and method for metal forming and layering using inductive heating19 Aug 2025US 12,390,878 B2Lockheed Martin Corporation
- Induction heating systems having close proximity communication devices25 Mar 2025US 12,262,457 B2Illinois Tool Works Inc.
- Method and apparatus for temperature characterization in welding7 May 2024US 11,979,964 B2Illinois Tool Works Inc.
- Method and apparatus for temperature characterization in welding24 Oct 2023US 11,800,604 B2Illinois Tool Works Inc.
- Impedance sheet, mandrel of electric-resistance welded pipe manufacturing device, and method for manufacturing electric-resistance welded pipe27 Aug 2026US 2026/0249380 A1Nippon Steel Corporation
- System and method for metal forming and layering using inductive heating2 Oct 2025US 2025/0303491 A1Lockheed Martin Corporation
- Induction heating systems having close proximity communication devices2 Oct 2025US 2025/0311064 A1Illinois Tool Works Inc.
- High Frequency Power Supply System with Closely Regulated and Monitored Output for Heating a Workpiece and Providing Process Feedback12 Dec 2024US 2024/0408691 A1Thermatool Corp.
- Welding monitoring apparatus and welding monitoring method14 Mar 2024US 2024/0082900 A1Nippon Steel Corporation
Most cited
By later US patents
- Welding management apparatus94US 5,360,156 AMeidensha Corporation · 1994
- Method and apparatus for receiving a universal input voltage in a welding plasma or heating power source74US 6,329,636 B1Illinois Tool Works Inc. · 2001
- Method and apparatus for receiving a universal input voltage in a welding, plasma or heating power source38US 6,987,242 B2Illinois Tool Works Inc. · 2006
- High frequency electronic welding system33US 5,223,683 AMeidensha Corporation · 1993
- Method and apparatus for receiving a universal input voltage in a welding, plasma or heating power source32US 6,815,639 B2Illinois Tool Works Inc. · 2004