H01S 3/081
Comprising three or more reflectors
Official title: comprising three or more reflectors
H01S3/081 (Comprising three or more reflectors) appears on 1,893 US grants and 1,271 published applications in this corpus.
Search patents in H01S- Granted patents
- 1,893
- Published applications
- 1,271
- Assignees
- 804
- Inventors
- 3,324
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 17 | 0 |
| 1977 | 13 | 0 |
| 1978 | 12 | 0 |
| 1979 | 8 | 0 |
| 1980 | 14 | 0 |
| 1981 | 30 | 0 |
| 1982 | 14 | 0 |
| 1983 | 20 | 0 |
| 1984 | 25 | 0 |
| 1985 | 31 | 0 |
| 1986 | 31 | 0 |
| 1987 | 43 | 0 |
| 1988 | 40 | 0 |
| 1989 | 41 | 0 |
| 1990 | 33 | 0 |
| 1991 | 52 | 0 |
| 1992 | 55 | 0 |
| 1993 | 42 | 0 |
| 1994 | 46 | 0 |
| 1995 | 25 | 0 |
| 1996 | 24 | 0 |
| 1997 | 38 | 0 |
| 1998 | 32 | 0 |
| 1999 | 38 | 0 |
| 2000 | 36 | 0 |
| 2001 | 35 | 8 |
| 2002 | 30 | 50 |
| 2003 | 46 | 43 |
| 2004 | 48 | 42 |
| 2005 | 33 | 55 |
| 2006 | 31 | 48 |
| 2007 | 28 | 53 |
| 2008 | 47 | 53 |
| 2009 | 53 | 61 |
| 2010 | 44 | 56 |
| 2011 | 51 | 45 |
| 2012 | 40 | 59 |
| 2013 | 47 | 47 |
| 2014 | 54 | 54 |
| 2015 | 59 | 73 |
| 2016 | 62 | 51 |
| 2017 | 61 | 46 |
| 2018 | 48 | 43 |
| 2019 | 53 | 53 |
| 2020 | 40 | 57 |
| 2021 | 42 | 61 |
| 2022 | 42 | 60 |
| 2023 | 37 | 51 |
| 2024 | 48 | 43 |
| 2025 | 37 | 34 |
| 2026 | 17 | 25 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Intracavity frequency conversion in solid-state laser resonator with end-pumping1 Sep 2026US 12,725,996 B2Coherent LaserSystems GmbH & Co. KG
- Laser apparatus and electronic device manufacturing method28 Jul 2026US 12,695,264 B2Gigaphoton Inc.
- Laser system23 Jun 2026US 12,665,376 B2
- Gas laser amplifier, gas laser apparatus, EUV light generation apparatus, and EUV exposure apparatus16 Jun 2026US 12,658,664 B2Mitsubishi Electric Corporation
- Excimer laser with improved beam uniformity and stability16 Jun 2026US 12,658,666 B2Coherent LaserSystems GmbH & Co. KG
- Optical nonreciprocal device and optical circuit1 Oct 2026US 2026/0302717 A1Nichia Corporation
- Wavelength tunable laser and optical filter10 Sep 2026US 2026/0269556 A1Hosei University
- Apparatus and method for acoustic control in a laser chamber20 Aug 2026US 2026/0246220 A1Cymer, Inc.
- Compact high-repetition-rate passive mode-locked resonant cavity structure and fiber laser13 Aug 2026US 2026/0237958 A1South China University of Technology
- Substrate comprising slots for holding optical components of a laser cavity6 Aug 2026US 2026/0229832 A1Ecole Polytechnique Fédérale de Lausenne (EPFL)
Most cited
By later US patents
- Method and apparatus for performing optical frequency domain reflectometry488US 6,160,826 AMassachusetts Institute of Technology · 2000
- Method and apparatus for performing optical measurements using a rapidly frequency-tuned laser478US 5,956,355 AMassachusetts Institute of Technology · 1999
- Resonator-enhanced optoelectronic devices and methods of making same308US 9,019,595 B2VerLASE Technologies LLC · 2015
- Mode locking methods and apparatus228US 7,414,779 B2Massachusetts Institute of Technology · 2008
- Reliable modular production quality narrow-band high REP rate excimer laser171US 6,128,323 ACymer, Inc. · 2000