H01S 3/0812
Using a diffraction grating
Official title: {using a diffraction grating}
H01S3/0812 (Using a diffraction grating) appears on 114 US grants and 82 published applications in this corpus.
Search patents in H01S- Granted patents
- 114
- Published applications
- 82
- Assignees
- 70
- Inventors
- 247
- Latest grant
- 27 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 4 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 4 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 4 | 0 |
| 2000 | 4 | 0 |
| 2001 | 5 | 1 |
| 2002 | 8 | 9 |
| 2003 | 5 | 3 |
| 2004 | 4 | 2 |
| 2005 | 2 | 4 |
| 2006 | 2 | 3 |
| 2007 | 4 | 2 |
| 2008 | 3 | 1 |
| 2009 | 2 | 1 |
| 2010 | 0 | 1 |
| 2011 | 1 | 1 |
| 2012 | 0 | 8 |
| 2013 | 7 | 4 |
| 2014 | 3 | 1 |
| 2015 | 2 | 1 |
| 2016 | 1 | 0 |
| 2017 | 0 | 2 |
| 2018 | 1 | 2 |
| 2019 | 1 | 3 |
| 2020 | 4 | 5 |
| 2021 | 4 | 11 |
| 2022 | 3 | 7 |
| 2023 | 8 | 4 |
| 2024 | 4 | 3 |
| 2025 | 2 | 2 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Radiation field generating system27 Jan 2026US 12,537,360 B2Universitaet Stuttgart
- Power-scalable optical system for nonlinear frequency conversion22 Jul 2025US 12,366,788 B2Eidgenossische Technische Hochschule Zurich
- Optical assembly for reducing a spectral bandwidth of an output beam of a laser13 May 2025US 12,300,959 B2Carl Zeiss SMT GmbH
- Assembly techniques and cooling manifold configuration for high-power laser systems1 Oct 2024US 12,107,386 B2Panasonic Intellectual Property Management Co., Ltd.
- Narrowed-line gas laser apparatus and method for manufacturing electronic devices20 Aug 2024US 12,068,572 B2Gigaphoton Inc.
- Wavelength-locked quasi-unidirectional ring cavity with diffraction grating output coupler16 Apr 2026US 2026/0106429 A1Lumentum Operations LLC
- Tunable narrow spectral width high power semiconductor laser system16 Oct 2025US 2025/0323471 A1Turning Point Lasers Corporation
- Line narrowing module, laser device, and electronic device manufacturing method11 Sep 2025US 2025/0286339 A1Gigaphoton Inc.
- Cold-Start Acceleration for Wavelength-Beam-Combining Laser Resonators11 Apr 2024US 2024/0120713 A1Panasonic Intellectual Property Management Co., Ltd.
- Condensation prevention for high-power laser systems28 Mar 2024US 2024/0106191 A1Panasonic Intellectual Property Management Co., Ltd.
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
- Reliable modular production quality narrow-band high REP rate excimer laser171US 6,128,323 ACymer, Inc. · 2000
- System for rapidly tuning a low pressure pulsed laser164US 4,868,834 AThe United States of America as represented by the Secretary of the Army · 1989
- Pulse energy control for excimer laser146US 6,005,879 ACymer, Inc. · 1999