H01S 3/127
Plural q-switches
Official title: Plural Q-switches
H01S3/127 (Plural q-switches) appears on 52 US grants and 43 published applications in this corpus.
Search patents in H01S- Granted patents
- 52
- Published applications
- 43
- Assignees
- 36
- Inventors
- 93
- Latest grant
- 14 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 1 |
| 2004 | 0 | 2 |
| 2005 | 1 | 2 |
| 2006 | 0 | 3 |
| 2007 | 3 | 4 |
| 2008 | 1 | 3 |
| 2009 | 4 | 4 |
| 2010 | 3 | 2 |
| 2011 | 3 | 5 |
| 2012 | 1 | 0 |
| 2013 | 2 | 1 |
| 2014 | 1 | 1 |
| 2015 | 5 | 3 |
| 2016 | 0 | 1 |
| 2017 | 3 | 3 |
| 2018 | 2 | 1 |
| 2019 | 2 | 1 |
| 2020 | 1 | 0 |
| 2021 | 0 | 0 |
| 2022 | 2 | 3 |
| 2023 | 0 | 1 |
| 2024 | 1 | 1 |
| 2025 | 3 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Methods of laser pulse development and maintenance in a compact laser resonator14 Oct 2025US 12,444,900 B2Arete Associates
- Optoacoustic laser assembly with dual output from a single cavity laser29 Jul 2025US 12,369,798 B2Seno Medical Instruments, Inc.
- Raman amplifier with shared resonator15 Jul 2025US 12,362,531 B2Applied Energetics, Inc.
- Methods of laser pulse development and maintenance in a compact laser resonator11 Jun 2024US 12,009,631 B1Arete Associates
- Methods of laser pulse development and maintenance in a compact laser resonator11 Oct 2022US 11,469,569 B1Arete Associates
- Methods of laser pulse development and maintenance in a compact laser resonator30 Apr 2026US 2026/0121368 A1Arete Associates
- Methods of laser pulse development and maintenance in a compact laser resonator19 Sep 2024US 2024/0313500 A1Arete Associates
- Multiple laser pulse oscillation method and apparatus using multiple-q switching4 May 2023US 2023/0134604 A1LTRAGLOBAL Co., Ltd.
- Raman amplifier with shared resonator22 Sep 2022US 2022/0302669 A1Applied Energetics, Inc.
- Ultrafast pulse laser system with multiple pulse duration fast switch15 Sep 2022US 2022/0294177 A1Ipg Photonics Corporation
Most cited
By later US patents
- Q-switched oscillator seed-source for MOPA laser illuminator method and apparatus97US 8,934,509 B2Lockheed Martin Corporation · 2015
- Short pulse laser system78US 6,016,324 AJMAR Research, Inc. · 2000
- Picosecond laser61US 5,742,634 AImar Technology Co. · 1998
- Drive laser delivery systems for EUV light source61US 7,491,954 B2Cymer, Inc. · 2009
- Active/passive mode-locked laser oscillator41US 4,019,156 AThe United States of America as represented by the United States Energy Research and Development Administration · 1977