B23K 11/25
Monitoring devices
B23K11/25 (Monitoring devices) appears on 589 US grants and 388 published applications in this corpus.
Search patents in B23K- Granted patents
- 589
- Published applications
- 388
- Assignees
- 279
- Inventors
- 1,116
- Latest grant
- 30 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 12 | 0 |
| 1978 | 5 | 0 |
| 1979 | 6 | 0 |
| 1980 | 4 | 0 |
| 1981 | 10 | 0 |
| 1982 | 4 | 0 |
| 1983 | 11 | 0 |
| 1984 | 18 | 0 |
| 1985 | 10 | 0 |
| 1986 | 4 | 0 |
| 1987 | 19 | 0 |
| 1988 | 10 | 0 |
| 1989 | 11 | 0 |
| 1990 | 13 | 0 |
| 1991 | 9 | 0 |
| 1992 | 10 | 0 |
| 1993 | 11 | 0 |
| 1994 | 15 | 0 |
| 1995 | 19 | 0 |
| 1996 | 17 | 0 |
| 1997 | 10 | 0 |
| 1998 | 19 | 0 |
| 1999 | 20 | 0 |
| 2000 | 22 | 0 |
| 2001 | 21 | 10 |
| 2002 | 13 | 9 |
| 2003 | 16 | 9 |
| 2004 | 5 | 17 |
| 2005 | 9 | 16 |
| 2006 | 10 | 12 |
| 2007 | 11 | 11 |
| 2008 | 6 | 10 |
| 2009 | 4 | 14 |
| 2010 | 5 | 14 |
| 2011 | 4 | 8 |
| 2012 | 2 | 7 |
| 2013 | 9 | 14 |
| 2014 | 11 | 9 |
| 2015 | 8 | 19 |
| 2016 | 12 | 12 |
| 2017 | 10 | 14 |
| 2018 | 17 | 23 |
| 2019 | 15 | 21 |
| 2020 | 24 | 28 |
| 2021 | 14 | 26 |
| 2022 | 11 | 19 |
| 2023 | 21 | 24 |
| 2024 | 18 | 17 |
| 2025 | 19 | 12 |
| 2026 | 3 | 13 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method for producing resistance-welded member30 Jun 2026US 12,667,903 B2Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
- Resistance spot welding method and resistance spot welding apparatus21 Apr 2026US 12,605,787 B2Toyota Jidosha Kabushiki Kaisha
- Resistance spot welding control system and method thereof17 Feb 2026US 12,551,967 B2Obara Korea Corporation
- Apparatus for measuring alignment of welding gun25 Nov 2025US 12,479,041 B2Hyundai Motor Company
- Welding monitoring apparatus and welding monitoring method4 Nov 2025US 12,459,023 B2Nippon Steel Corporation
- Resistance welding machine and method of controlling resistance welding machine10 Sep 2026US 2026/0264164 A1Amada Company, Limited
- Welding management device for managing welding conditions of spot welding27 Aug 2026US 2026/0249395 A1Fanuc Corporation
- Method for controlling a resistance element welding process, data processing apparatus, computer program, computer-readable storage medium, and resistance welding apparatus13 Aug 2026US 2026/0233327 A1Volvo Car Corporation
- Welded portion characteristic prediction method, prediction model generation method, and prediction model6 Aug 2026US 2026/0225175 A1Jfe Steel Corporation
- Welded portion characteristic prediction method, prediction model generation method, and prediction model30 Jul 2026US 2026/0216812 A1Jfe Steel Corporation
Most cited
By later US patents
- Concurrent ultrasonic weld evaluation system357US 4,712,722 AEG&G, Inc. · 1987
- System and method providing distributed welding architecture356US 6,624,388 B1The Lincoln Electric Company · 2003
- Spot welding system and method for sensing welding conditions in real time177US 6,506,997 B2Massachusetts Institute of Technology · 2003
- Controller for spot welding151US 4,359,622 AVanzetti Infrared & Computer Systems, Inc. · 1982
- System and method providing automated welding notification137US 7,375,304 B2Lincoln Global.Inc. · 2008