B23K 31/02
Relating to soldering or welding
Official title: relating to soldering or welding
B23K31/02 (Relating to soldering or welding) appears on 1,639 US grants and 1,960 published applications in this corpus.
Search patents in B23K- Granted patents
- 1,639
- Published applications
- 1,960
- Assignees
- 1,130
- Inventors
- 4,454
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 3 | 0 |
| 1978 | 16 | 0 |
| 1979 | 6 | 0 |
| 1980 | 7 | 0 |
| 1981 | 5 | 0 |
| 1982 | 2 | 0 |
| 1983 | 7 | 0 |
| 1984 | 7 | 0 |
| 1985 | 6 | 0 |
| 1986 | 16 | 0 |
| 1987 | 9 | 0 |
| 1988 | 13 | 0 |
| 1989 | 21 | 0 |
| 1990 | 11 | 0 |
| 1991 | 9 | 0 |
| 1992 | 9 | 0 |
| 1993 | 17 | 0 |
| 1994 | 12 | 0 |
| 1995 | 6 | 0 |
| 1996 | 8 | 0 |
| 1997 | 11 | 0 |
| 1998 | 12 | 0 |
| 1999 | 19 | 0 |
| 2000 | 14 | 0 |
| 2001 | 14 | 4 |
| 2002 | 18 | 20 |
| 2003 | 19 | 12 |
| 2004 | 10 | 27 |
| 2005 | 14 | 26 |
| 2006 | 13 | 23 |
| 2007 | 11 | 24 |
| 2008 | 13 | 38 |
| 2009 | 15 | 31 |
| 2010 | 23 | 50 |
| 2011 | 17 | 64 |
| 2012 | 34 | 62 |
| 2013 | 49 | 136 |
| 2014 | 61 | 113 |
| 2015 | 109 | 257 |
| 2016 | 126 | 195 |
| 2017 | 144 | 143 |
| 2018 | 123 | 107 |
| 2019 | 113 | 100 |
| 2020 | 111 | 78 |
| 2021 | 71 | 92 |
| 2022 | 65 | 86 |
| 2023 | 59 | 67 |
| 2024 | 61 | 67 |
| 2025 | 59 | 101 |
| 2026 | 35 | 37 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Welding technique monitoring systems with sloped workpiece calibrations15 Sep 2026US 12,734,618 B2Illinois Tool Works Inc.
- Bead appearance inspection device, bead appearance inspection method, program, and bead appearance inspection system8 Sep 2026US 12,728,485 B2Panasonic Intellectual Property Management Co., Ltd.
- Fabrication of high-strength and lightweight beams and structures1 Sep 2026US 12,722,233 B2Tokyo Electron Limited
- Systems and methods for welding vehicle component assemblies18 Aug 2026US 12,708,964 B2GM Global Technology Operations LLC
- Metal matrix composite tape fabrication, braiding, and consolidation to form metal matrix composite parts18 Aug 2026US 12,709,792 B2The Boeing Company
- Steel pipe out-of-roundness prediction method, steel pipe out-of-roundness control method, steel pipe manufacturing method, steel pipe out-of-roundness prediction model generation method, and steel pipe out-of-roundness prediction device8 Oct 2026US 2026/0307127 A1Jfe Steel Corporation
- Seam position detection method, manufacturing method of welded steel pipe, quality control method of welded steel pipe, seam position detection apparatus, and manufacturing equipment of welded steel pipe8 Oct 2026US 2026/0307128 A1Jfe Steel Corporation
- Protective enclosure for securing valves8 Oct 2026US 2026/0309245 A1Black Gold Vault Co.
- Multiple-billet hot rolling plant with joint cooling system1 Oct 2026US 2026/0295647 A1Pomini Long Rolling Mills S.R.I.
- Camera system1 Oct 2026US 2026/0303935 A1Otos Wing Co., Ltd.
Most cited
By later US patents
- Welded stent having a welded soluble core231US 9,675,477 B2Medtronic Vascular, Inc. · 2017
- Golf club155US 6,663,506 B2K. K. Endo Seisakusho · 2003
- Methods for fabricating gradient alloy articles with multi-functional properties153US 9,101,979 B2California Institute of Technology · 2015
- Brazed thermally-stable polycrystalline diamond compact workpieces and their fabrication143US 4,899,922 AGeneral Electric Company · 1990
- Apparatus and method for forming weld joints having compressive residual stress patterns135US 6,926,970 B2Lambda Research, Inc. · 2005