B23K 20/124
At the beginning or at the end of a weld
Official title: {at the beginning or at the end of a weld}
B23K20/124 (At the beginning or at the end of a weld) appears on 69 US grants and 88 published applications in this corpus.
Search patents in B23K- Granted patents
- 69
- Published applications
- 88
- Assignees
- 43
- Inventors
- 170
- Latest grant
- 30 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2001 | 2 | 1 |
| 2002 | 0 | 5 |
| 2003 | 3 | 2 |
| 2004 | 3 | 1 |
| 2005 | 1 | 0 |
| 2006 | 0 | 2 |
| 2007 | 0 | 1 |
| 2008 | 1 | 3 |
| 2009 | 1 | 5 |
| 2010 | 3 | 2 |
| 2011 | 1 | 3 |
| 2012 | 3 | 7 |
| 2013 | 8 | 5 |
| 2014 | 5 | 3 |
| 2015 | 4 | 3 |
| 2016 | 3 | 4 |
| 2017 | 1 | 4 |
| 2018 | 4 | 9 |
| 2019 | 5 | 3 |
| 2020 | 6 | 6 |
| 2021 | 4 | 3 |
| 2022 | 1 | 3 |
| 2023 | 4 | 7 |
| 2024 | 4 | 1 |
| 2025 | 2 | 3 |
| 2026 | 0 | 2 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Electric vehicle battery case manufacturing method30 Dec 2025US 12,508,667 B2KSM, Inc.
- Friction stir spot welding apparatus and joint structure21 Jan 2025US 12,202,066 B2Kawasaki Jukogyo Kabushiki Kaisha
- Method for manufacturing liquid-cooling jacket and friction stir welding method26 Nov 2024US 12,151,303 B2Nippon Light Metal Company, Ltd.
- Methods of forming and stamping tailor friction stir welded blanks with enhanced edge stretch8 Oct 2024US 12,109,646 B2Ford Global Technologies, LLC
- Friction stir welding tool and friction stir welding method21 May 2024US 11,986,901 B2Ntk Cutting Tools Co., Ltd.
- Friction element welding method16 Jul 2026US 2026/0200007 A1Jfe Steel Corporation
- Method for manufacturing joined body26 Feb 2026US 2026/0054319 A1Nippon Light Metal Company, Ltd.
- Electric vehicle battery case manufacturing method27 Mar 2025US 2025/0100070 A1KSM, Inc.
- Friction stir spot welding apparatus and joint structure27 Mar 2025US 2025/0100071 A1Kawasaki Jukogyo Kabushiki Kaisha
- Method for manufacturing joined body6 Feb 2025US 2025/0041965 A1Nippon Light Metal Company, Ltd.
Most cited
By later US patents
- Friction stir welding apparatus and method67US 6,299,050 B1Hitachi, Ltd. · 2001
- Manufacturing method of a structure body29US 6,321,975 B1Hitachi, Ltd. · 2001
- Method of manufacturing cylindrical body, friction stir welding method, and friction stir welding device14US 7,556,187 B2Honda Motor Co., Ltd. · 2009
- Methods to fabricate fully enclosed hollow structures using friction stir welding13US 8,317,080 B2Megastir Technologies LLC · 2012
- Friction stir welding method12US 6,595,403 B2Hitachi, Ltd. · 2003