B23K 26/046
Automatically focusing the laser beam
B23K26/046 (Automatically focusing the laser beam) appears on 530 US grants and 778 published applications in this corpus.
Search patents in B23K- Granted patents
- 530
- Published applications
- 778
- Assignees
- 357
- Inventors
- 1,658
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 3 | 0 |
| 1984 | 1 | 0 |
| 1985 | 3 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 3 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 4 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 2 | 0 |
| 2000 | 3 | 0 |
| 2001 | 4 | 4 |
| 2002 | 13 | 7 |
| 2003 | 8 | 5 |
| 2004 | 3 | 4 |
| 2005 | 2 | 15 |
| 2006 | 2 | 9 |
| 2007 | 3 | 4 |
| 2008 | 6 | 17 |
| 2009 | 8 | 20 |
| 2010 | 7 | 23 |
| 2011 | 6 | 26 |
| 2012 | 17 | 23 |
| 2013 | 23 | 24 |
| 2014 | 14 | 27 |
| 2015 | 27 | 20 |
| 2016 | 26 | 40 |
| 2017 | 23 | 43 |
| 2018 | 22 | 48 |
| 2019 | 38 | 73 |
| 2020 | 43 | 51 |
| 2021 | 46 | 61 |
| 2022 | 25 | 54 |
| 2023 | 33 | 68 |
| 2024 | 39 | 42 |
| 2025 | 33 | 39 |
| 2026 | 20 | 31 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Laser processing machine and method of correcting spot diameter of laser processing machine6 Oct 2026US 12,752,378 B2Toyota Jidosha Kabushiki Kaisha
- Lens assembly and laser welding head15 Sep 2026US 12,734,607 B2Gangchun Laser Technology (Jiangsu) Co., Ltd.
- Laser devices including beam position calibrator and method for irradiating laser by using the same25 Aug 2026US 12,715,065 B2Samsung Display Co., Ltd.
- Substrate processing apparatus and substrate processing method25 Aug 2026US 12,721,107 B2Tokyo Electron Limited
- IoT enabled laser-based pointed cleaning of solar panel4 Aug 2026US 12,700,826 B2International Business Machines Corporation
- Methods of reproducibly determining a beam size parameter of a laser beam utilizing a calibration standard and additive manufacturing systems that perform the methods24 Sep 2026US 2026/0291164 A1The Boeing Company
- Uv laser marker17 Sep 2026US 2026/0273653 A1Keyence Corporation
- Method and device for monitoring and controlling laser machining processes10 Sep 2026US 2026/0264168 A1Trumpf Laser GmbH
- Adjustment method, adjustment system and laser beam unit30 Jul 2026US 2026/0219104 A1TRUMPF Lasersystems for Semiconductor Manufacturing GmbH
- Protective multiwindow cartridge assembly23 Jul 2026US 2026/0208302 A1Ipg Photonics Corporation
Most cited
By later US patents
- Laser processing method and laser processing apparatus293US 6,992,026 B2Hamamatsu Photonics K.K. · 2006
- Laser system and method for single press micromachining of multilayer workpieces267US 6,407,363 B2Electro Scientific Industries, Inc. · 2002
- Method for the surgical treatment of the eye163US 4,391,275 ALasag AG · 1983
- Laser cutting apparatus and method154US 6,407,360 B1Samsung Electronics Co., Ltd. · 2002
- Laser scanner129US 6,974,930 B2Jense Systemen B.V. · 2005