G01N 2291/2672
Spot welding
G01N2291/2672 (Spot welding) appears on 68 US grants and 52 published applications in this corpus.
Search patents in G01N- Granted patents
- 68
- Published applications
- 52
- Assignees
- 48
- Inventors
- 122
- Latest grant
- 30 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 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 | 3 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 3 | 0 |
| 2002 | 1 | 1 |
| 2003 | 0 | 2 |
| 2004 | 2 | 3 |
| 2005 | 2 | 7 |
| 2006 | 4 | 3 |
| 2007 | 4 | 3 |
| 2008 | 2 | 2 |
| 2009 | 2 | 1 |
| 2010 | 6 | 3 |
| 2011 | 0 | 1 |
| 2012 | 4 | 2 |
| 2013 | 1 | 1 |
| 2014 | 2 | 1 |
| 2015 | 2 | 1 |
| 2016 | 1 | 2 |
| 2017 | 2 | 2 |
| 2018 | 1 | 3 |
| 2019 | 2 | 0 |
| 2020 | 1 | 4 |
| 2021 | 2 | 5 |
| 2022 | 4 | 1 |
| 2023 | 3 | 3 |
| 2024 | 1 | 1 |
| 2025 | 4 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Comprehensive real-time characterization of ultrasonic signatures from nondestructive evaluation of resistance spot welding process using artificial intelligence30 Dec 2025US 12,510,512 B2Tessonics Corporation
- Ultrasonic micro-array imaging system24 Jun 2025US 12,337,419 B2Tessonics Corporation
- Control method, inspection system, and storage medium17 Jun 2025US 12,332,213 B2Kabushiki Kaisha Toshiba
- Control device, control system, welding system, control method, method for manufacturing joined body, and storage medium18 Mar 2025US 12,251,770 B2Kabushiki Kaisha Toshiba
- Characterization and classification of spot welds by ultrasonic diagnostic techniques24 Dec 2024US 12,175,649 B2Scanmaster (Irt) Ltd.
- Reduction of crosstalk in row-column addressed array probes12 Dec 2024US 2024/0410861 A1Evident Canada, Inc.
- Control method, inspection system, and storage medium19 Oct 2023US 2023/0333064 A1Kabushiki Kaisha Toshiba
- Comprehensive real-time characterization of ultrasonic signatures from nondestructive evaluation of resistance spot welding process using artificial intelligence20 Jul 2023US 2023/0228716 A1Tessonics Corporation
- Ultrasonic micro-array imaging system26 Jan 2023US 2023/0029143 A1Tessonics Corporation
- Control method, inspection system, and storage medium21 Apr 2022US 2022/0120715 A1Kabushiki Kaisha Toshiba
Most cited
By later US patents
- Method and system for assessing quality of spot welds176US 7,132,617 B2DaimlerChrysler AG · 2006
- Method and system for assessing quality of spot welds107US 7,516,022 B2Chrysler Corporation · 2009
- Automated weld inspection system with weld acceptability pass or fail indications49US 9,733,219 B2Cumberland & Western Resources, LLC · 2017
- Portable matrix phased array spot weld inspection system31US 9,037,419 B2Edison Welding Institute, Inc. · 2015
- Device for inspecting spot welds29US 4,208,917 AKabushiki Kaisha Toyota Chuo Kenkyusho · 1980