B23K 26/044
Seam tracking
B23K26/044 (Seam tracking) appears on 108 US grants and 134 published applications in this corpus.
Search patents in B23K- Granted patents
- 108
- Published applications
- 134
- Assignees
- 100
- Inventors
- 367
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 2 | 0 |
| 1991 | 4 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 4 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 1 |
| 2002 | 2 | 5 |
| 2003 | 3 | 2 |
| 2004 | 2 | 2 |
| 2005 | 2 | 3 |
| 2006 | 2 | 1 |
| 2007 | 1 | 2 |
| 2008 | 0 | 4 |
| 2009 | 4 | 5 |
| 2010 | 1 | 2 |
| 2011 | 3 | 2 |
| 2012 | 1 | 5 |
| 2013 | 2 | 2 |
| 2014 | 2 | 6 |
| 2015 | 3 | 12 |
| 2016 | 3 | 8 |
| 2017 | 7 | 3 |
| 2018 | 3 | 4 |
| 2019 | 6 | 9 |
| 2020 | 4 | 18 |
| 2021 | 4 | 7 |
| 2022 | 11 | 5 |
| 2023 | 7 | 8 |
| 2024 | 7 | 8 |
| 2025 | 3 | 4 |
| 2026 | 3 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Laser processing system and control method4 Aug 2026US 12,697,681 B2Fanuc Corporation
- Teaching system and teaching method for laser machining19 May 2026US 12,629,771 B2Fanuc Corporation
- Method for laser processing and laser processing system28 Apr 2026US 12,611,729 B2Precitec GmbH & Co.KG
- Collaborative weld seam tracking method based on laser line scanning sensing and platform thereof22 Apr 2025US 12,280,452 B1Jinan Ruiheng Zhiyuan Intelligent Technology Co., Ltd.
- Laser processing device and laser processing method8 Apr 2025US 12,269,125 B2Hamamatsu Photonics K.K.
- Method for Controlling Welding Apparatus, Controller, and Welding System30 Jul 2026US 2026/0216819 A1Beijing Botsing Technology Co.,Ltd.
- Work system and welding system23 Jul 2026US 2026/0208361 A1Amada Company, Limited
- Laser cutting method, steel strip production method, laser cutter, and steel strip production equipment25 Jun 2026US 2026/0175330 A1Jfe Steel Corporation
- Adaptive welding21 May 2026US 2026/0138201 A1
- Laser welding tool and laser welding system including the same23 Apr 2026US 2026/0109042 A1HBL Ltd.
Most cited
By later US patents
- Laser cutting apparatus and method154US 6,407,360 B1Samsung Electronics Co., Ltd. · 2002
- Adaptive tracking vision and guidance system145US 4,907,169 AInternational Technical Associates · 1990
- Method and apparatus for real time weld monitoring112US 5,674,415 AThe University of Chicago · 1997
- Method and device for evaluation of jointing regions on workpieces82US 7,577,285 B2Precitec Vision GmbH & Co. KG · 2009
- Laser welding apparatus employing a tilting mechanism and seam follower63US 5,925,268 AEngauge Inc. · 1999