H01S 3/032
For confinement of the discharge
Official title: for confinement of the discharge, e.g. by special features of the discharge constricting tube
H01S3/032 (For confinement of the discharge) appears on 140 US grants and 43 published applications in this corpus.
Search patents in H01S- Granted patents
- 140
- Published applications
- 43
- Assignees
- 60
- Inventors
- 216
- Latest grant
- 4 Mar 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 3 | 0 |
| 1984 | 3 | 0 |
| 1985 | 4 | 0 |
| 1986 | 3 | 0 |
| 1987 | 11 | 0 |
| 1988 | 7 | 0 |
| 1989 | 14 | 0 |
| 1990 | 7 | 0 |
| 1991 | 6 | 0 |
| 1992 | 1 | 0 |
| 1993 | 7 | 0 |
| 1994 | 9 | 0 |
| 1995 | 4 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 1 |
| 2002 | 0 | 3 |
| 2003 | 1 | 0 |
| 2004 | 1 | 1 |
| 2005 | 2 | 0 |
| 2006 | 1 | 1 |
| 2007 | 1 | 1 |
| 2008 | 1 | 1 |
| 2009 | 1 | 1 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 1 | 1 |
| 2013 | 1 | 1 |
| 2014 | 0 | 2 |
| 2015 | 3 | 3 |
| 2016 | 3 | 4 |
| 2017 | 3 | 5 |
| 2018 | 7 | 3 |
| 2019 | 2 | 3 |
| 2020 | 2 | 2 |
| 2021 | 4 | 3 |
| 2022 | 2 | 0 |
| 2023 | 1 | 2 |
| 2024 | 1 | 0 |
| 2025 | 1 | 0 |
| 2026 | 0 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Electromagnetic shield for a sealing mechanism of a laser chamber4 Mar 2025US 12,245,409 B2Cymer, Inc.
- Positive high-voltage laser having super-long discharge tube16 Jan 2024US 11,876,336 B2Chengdu Weeson Tech Co., Ltd.
- Radio-frequency excited gas laser19 Dec 2023US 11,848,530 B2Coherent, Inc.
- Apparatus for tuning discharge performance in a laser chamber31 May 2022US 11,349,273 B2Cymer, Inc.
- Apparatus and method for generating a high power energy beam based laser8 Mar 2022US 11,271,355 B2The Boeing Company
- A device and method for resonant pumping of optical gain medium in a manner orthogonal to a laser mode27 Aug 2026US 2026/0254185 A1Ramot at Tel-Aviv University Ltd.
- Laser chamber, laser device, and electronic device manufacturing method16 Jul 2026US 2026/0204859 A1Gigaphoton Inc.
- Chamber apparatus for laser, laser apparatus, and electronic device manufacturing method25 Jun 2026US 2026/0180275 A1Gigaphoton Inc.
- Laser chamber, gas laser apparatus, and electronic device manufacturing method28 May 2026US 2026/0149232 A1Gigaphoton Inc.
- Positive high-voltage laser having super-long discharge tube14 Dec 2023US 2023/0402806 A1Chengdu Weeson Tech Co., Ltd.
Most cited
By later US patents
- Mixed gas ion laser40US 5,214,658 AIon Laser Technology · 1993
- High efficiency gas laser with axial magnetic field and tunable microwave resonant cavity26US 5,359,621 AGeneral Atomics · 1994
- Internal mirror laser24US 4,625,317 ACyonics, Ltd. · 1986
- Liquid stabilized internal mirror lasers23US 5,311,529 AOmnichrome Corporation · 1994
- Plasma tube and method of manufacture19US 3,988,698 ASpectra-Physics, Inc. · 1976