H01S 3/0818
Unstable resonators
Official title: {Unstable resonators}
H01S3/0818 (Unstable resonators) appears on 101 US grants and 46 published applications in this corpus.
Search patents in H01S- Granted patents
- 101
- Published applications
- 46
- Assignees
- 51
- Inventors
- 169
- Latest grant
- 23 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 4 | 0 |
| 1980 | 2 | 0 |
| 1981 | 3 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 4 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 3 | 0 |
| 1992 | 5 | 0 |
| 1993 | 6 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 5 | 0 |
| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 3 | 3 |
| 2003 | 1 | 3 |
| 2004 | 3 | 2 |
| 2005 | 1 | 2 |
| 2006 | 3 | 1 |
| 2007 | 1 | 1 |
| 2008 | 1 | 2 |
| 2009 | 2 | 2 |
| 2010 | 2 | 3 |
| 2011 | 3 | 1 |
| 2012 | 2 | 1 |
| 2013 | 1 | 1 |
| 2014 | 0 | 0 |
| 2015 | 2 | 5 |
| 2016 | 2 | 1 |
| 2017 | 1 | 1 |
| 2018 | 0 | 3 |
| 2019 | 5 | 3 |
| 2020 | 2 | 4 |
| 2021 | 3 | 6 |
| 2022 | 1 | 0 |
| 2023 | 0 | 0 |
| 2024 | 2 | 1 |
| 2025 | 0 | 0 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Laser system23 Jun 2026US 12,665,376 B2
- Excimer laser with improved beam uniformity and stability16 Jun 2026US 12,658,666 B2Coherent LaserSystems GmbH & Co. KG
- Distributed coupled resonator laser11 Jun 2024US 12,009,627 B2Wi-Charge Ltd.
- Folded slab laser26 Mar 2024US 11,942,753 B2Kern Technologies, LLC
- Output coupling from unstable laser resonators15 Feb 2022US 11,251,578 B2Kern Technologies, LLC
- Excimer laser with improved beam uniformity and stability7 Nov 2024US 2024/0372313 A1Coherent LaserSystems GmbH & Co. KG
- Semiconductor laser11 Nov 2021US 2021/0351569 A1Technical Institute of Physics and Chemistry of the Chinese Academy of Sciences
- Laser beam combining device with an unstable resonator cavity23 Sep 2021US 2021/0296858 A1II-VI Suwtech, Inc.
- Resonator mirror for an optical resonator of a laser apparatus, and laser apparatus5 Aug 2021US 2021/0242656 A1Rofin-Sinar Laser GmbH
- Output Coupling from Unstable Laser Resonators18 Mar 2021US 2021/0083447 A1Kern Technologies, LLC
Most cited
By later US patents
- Semiconductor laser with integral spatial mode filter87US 5,392,308 ASDL, Inc. · 1995
- Wavelength-stabilized, high power semiconductor laser80US 5,651,018 ASDL, Inc. · 1997
- Wavelength-stabilized, high power semiconductor laser67US 5,537,432 ASDL, Inc. · 1996
- Light emitting optical device with on-chip external cavity reflector53US 5,499,261 ASDL, Inc. · 1996
- Laser thin film poly-silicon annealing system51US 7,061,959 B2Tcz LLC · 2006