B23K 20/125
Rotary tool drive mechanism
Official title: {Rotary tool drive mechanism}
B23K20/125 (Rotary tool drive mechanism) appears on 180 US grants and 202 published applications in this corpus.
Search patents in B23K- Granted patents
- 180
- Published applications
- 202
- Assignees
- 106
- Inventors
- 362
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 6 | 1 |
| 2002 | 0 | 5 |
| 2003 | 4 | 5 |
| 2004 | 7 | 2 |
| 2005 | 1 | 6 |
| 2006 | 0 | 8 |
| 2007 | 2 | 6 |
| 2008 | 7 | 4 |
| 2009 | 3 | 6 |
| 2010 | 11 | 6 |
| 2011 | 5 | 3 |
| 2012 | 4 | 5 |
| 2013 | 4 | 8 |
| 2014 | 6 | 9 |
| 2015 | 10 | 15 |
| 2016 | 2 | 6 |
| 2017 | 9 | 13 |
| 2018 | 6 | 9 |
| 2019 | 10 | 11 |
| 2020 | 5 | 8 |
| 2021 | 9 | 13 |
| 2022 | 15 | 10 |
| 2023 | 8 | 11 |
| 2024 | 13 | 11 |
| 2025 | 16 | 13 |
| 2026 | 8 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Friction stir tool control method and friction stir device22 Sep 2026US 12,741,335 B2Kawasaki Jukogyo Kabushiki Kaisha
- Bonding device and bonding method for friction stir bonding and resistance welding14 Jul 2026US 12,678,885 B2Honda Motor Co., Ltd.
- Element, method of friction element welding, and method of manufacturing friction-element-welded joint16 Jun 2026US 12,654,252 B2Jfe Steel Corporation
- Method for manufacturing joined body, and joining device12 May 2026US 12,623,300 B2Nippon Light Metal Company, Ltd.
- Friction stir welding device and friction stir welding method3 Feb 2026US 12,539,555 B2Shibaura Machine Co., Ltd.
- Friction joining device and friction joining method1 Oct 2026US 2026/0295716 A1Citizen Machinery Co., Ltd.
- Method for bonding24 Sep 2026US 2026/0284777 A1Kabushiki Kaisha Toshiba
- Small-scale solid-state additive manufacturing tools and designs30 Jul 2026US 2026/0216817 A1Virginia Tech Intellectual Properties, Inc.
- Pressure-regulating inertial friction welding system and method11 Jun 2026US 2026/0158583 A1Shandong University
- Devices, systems, and methods for increased wear resistance during low temperature friction stir processing14 May 2026US 2026/0131398 A1Mazak Corporation
Most cited
By later US patents
- Friction stir welding tool for welding variable thickness workpieces152US 5,718,366 AThe Boeing Company · 1998
- Adjustable pin for friction stir welding tool148US 5,697,544 ABoeing North American, Inc. · 1997
- Auto-adjustable pin tool for friction stir welding109US 5,893,507 AThe United States of America as represented by the Administrator of the National Aeronautics and Space Administration · 1999
- Programmable friction stir welding process107US 5,713,507 ARockwell International Corporation · 1998
- Welding head88US 6,199,745 B1MTS Systems Corporation · 2001