H01S 3/0826
Using a diffraction grating
Official title: {using a diffraction grating}
H01S3/0826 (Using a diffraction grating) appears on 91 US grants and 54 published applications in this corpus.
Search patents in H01S- Granted patents
- 91
- Published applications
- 54
- Assignees
- 76
- Inventors
- 188
- Latest grant
- 27 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 5 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 4 | 0 |
| 1997 | 2 | 0 |
| 1998 | 4 | 0 |
| 1999 | 1 | 0 |
| 2000 | 4 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 2 |
| 2003 | 4 | 0 |
| 2004 | 0 | 0 |
| 2005 | 1 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 2 |
| 2009 | 1 | 2 |
| 2010 | 2 | 1 |
| 2011 | 1 | 0 |
| 2012 | 0 | 1 |
| 2013 | 2 | 2 |
| 2014 | 2 | 3 |
| 2015 | 3 | 4 |
| 2016 | 7 | 4 |
| 2017 | 6 | 1 |
| 2018 | 3 | 3 |
| 2019 | 3 | 4 |
| 2020 | 1 | 4 |
| 2021 | 2 | 4 |
| 2022 | 3 | 7 |
| 2023 | 2 | 2 |
| 2024 | 7 | 4 |
| 2025 | 1 | 3 |
| 2026 | 1 | 0 |
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
- Tunable laser source and light steering apparatus including the same17 Jun 2025US 12,334,704 B2Samsung Electronics Co., Ltd.
- Laser comprising a loop resonator12 Nov 2024US 12,142,894 B2Imec Vzw
- Tunable laser15 Oct 2024US 12,119,608 B2Nippon Telegraph and Telephone Corporation
- Line narrowing device, electronic device manufacturing method8 Oct 2024US 12,111,577 B2Gigaphoton Inc.
- Laser apparatus, methods, and applications28 Aug 2025US 2025/0273931 A1
- High efficiency dense wavelength multiplexing14 Aug 2025US 2025/0260212 A1Trumpf Photonics, Inc.
- Light pulse generators using a pulse-recycling filter17 Apr 2025US 2025/0125575 A1Cegep Garneau
- Tunable laser source and light steering apparatus including the same12 Sep 2024US 2024/0305058 A1Samsung Electronics Co., Ltd.
- Mamyshev laser oscillator for generating ultra-short pulses and device for starting same29 Aug 2024US 2024/0291223 A1Commissariat A L' Energie Atomique Et Aux Energies Alternatives
Most cited
By later US patents
- Laser for providing rapid sequence of different wavelengths142US 4,751,706 AThe United States of America as represented by the Secretary of the Army · 1988
- Fibre-grating-stabilized diode laser90US 5,485,481 ASeastar Optics Inc. · 1996
- Diode laser device having a reflecting feedback element, and apparatus using the device84US 5,333,144 AU. S. Philips Corporation · 1994
- Apparatus for stabilizing multiple laser sources and their application61US 5,841,797 A1998
- Laser with longitudinal mode selection58US 5,243,609 AGeneral Instrument Corporation · 1993