B23K 11/14
Projection welding
B23K11/14 (Projection welding) appears on 224 US grants and 215 published applications in this corpus.
Search patents in B23K- Granted patents
- 224
- Published applications
- 215
- Assignees
- 154
- Inventors
- 498
- Latest grant
- 18 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 7 | 0 |
| 1984 | 4 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 4 | 0 |
| 1991 | 3 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 8 | 0 |
| 2000 | 6 | 0 |
| 2001 | 6 | 3 |
| 2002 | 4 | 5 |
| 2003 | 9 | 6 |
| 2004 | 9 | 4 |
| 2005 | 2 | 5 |
| 2006 | 2 | 4 |
| 2007 | 3 | 5 |
| 2008 | 3 | 4 |
| 2009 | 2 | 13 |
| 2010 | 2 | 11 |
| 2011 | 1 | 4 |
| 2012 | 5 | 10 |
| 2013 | 9 | 12 |
| 2014 | 3 | 5 |
| 2015 | 13 | 10 |
| 2016 | 5 | 20 |
| 2017 | 9 | 8 |
| 2018 | 8 | 13 |
| 2019 | 17 | 12 |
| 2020 | 9 | 11 |
| 2021 | 11 | 10 |
| 2022 | 6 | 7 |
| 2023 | 9 | 11 |
| 2024 | 6 | 8 |
| 2025 | 8 | 8 |
| 2026 | 0 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- System and method with floating welder for high rate production welding18 Nov 2025US 12,472,589 B2Doben Limited
- Method for manufacturing riveted joint, riveted joint, and vehicle component4 Nov 2025US 12,459,034 B2Nippon Steel Corporation
- Methods of joining metal golf club components with projection resistance welding12 Aug 2025US 12,383,807 B1Topgolf Callaway Brands Corp.
- Electrical resistance welding electrode29 Jul 2025US 12,370,619 B2
- Projection nut feeder6 May 2025US 12,290,870 B2
- Solid-phase joining method and solid-phase joining apparatus1 Oct 2026US 2026/0295711 A1DAIHEN Corporation
- Projection welded joint and method for producing same1 Oct 2026US 2026/0297711 A1Jfe Steel Corporation
- Projection welded joint and method of producing same17 Sep 2026US 2026/0273648 A1Jfe Steel Corporation
- Projection welded joint and method for manufacturing projection welded joint20 Aug 2026US 2026/0241480 A1Nippon Steel Corporation
- Projection welded joint and method for producing same20 Aug 2026US 2026/0241481 A1Jfe Steel Corporation
Most cited
By later US patents
- Resistance welding of sheet metal coated with layers59US 4,037,073 A1977
- Projection welding of an aluminum sheet57US 6,791,056 B2Alcoa Inc. · 2004
- Method for joining tubular members38US 6,654,995 B1General Motors Corporation · 2003
- Accumulator and manufacturing process thereof33US 6,286,552 B1NHK Spring Co., Ltd. · 2001
- Sealed end t-nut29US 8,485,910 B2Stafast Products, Inc. · 2013