H01S 3/137
For stabilising of frequency
Official title: for stabilising of frequency
H01S3/137 (For stabilising of frequency) appears on 243 US grants and 223 published applications in this corpus.
Search patents in H01S- Granted patents
- 243
- Published applications
- 223
- Assignees
- 166
- Inventors
- 572
- Latest grant
- 23 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 4 | 0 |
| 1990 | 6 | 0 |
| 1991 | 5 | 0 |
| 1992 | 10 | 0 |
| 1993 | 6 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 3 | 2 |
| 2002 | 6 | 19 |
| 2003 | 17 | 4 |
| 2004 | 5 | 6 |
| 2005 | 5 | 7 |
| 2006 | 4 | 6 |
| 2007 | 5 | 7 |
| 2008 | 4 | 7 |
| 2009 | 4 | 6 |
| 2010 | 8 | 3 |
| 2011 | 3 | 3 |
| 2012 | 4 | 1 |
| 2013 | 1 | 8 |
| 2014 | 6 | 3 |
| 2015 | 9 | 7 |
| 2016 | 7 | 8 |
| 2017 | 8 | 7 |
| 2018 | 12 | 19 |
| 2019 | 16 | 9 |
| 2020 | 13 | 11 |
| 2021 | 8 | 12 |
| 2022 | 8 | 16 |
| 2023 | 9 | 14 |
| 2024 | 10 | 15 |
| 2025 | 8 | 14 |
| 2026 | 8 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Laser frequency stabilization23 Jun 2026US 12,665,380 B2Stable Laser Systems, Inc.
- Method for servocontrolling an optical device comprising a laser and a cavity, making it possible to compensate for an amplitude modulation introduced by a phase modulator12 May 2026US 12,627,111 B2Centre National De La Recherche Scientifique
- Electronically-controlled optical feedback methods for laser linewidth7 Apr 2026US 12,597,755 B2The University of British Columbia
- Wavelength measurement apparatus, narrowed-line laser apparatus, and method for manufacturing electronic devices10 Mar 2026US 12,571,680 B2Gigaphoton Inc.
- Blue laser operating at the H-beta Fraunhofer line10 Mar 2026US 12,573,806 B2Agwest, LLC
- Frequency comb stabilization using combined detection10 Sep 2026US 2026/0269558 A1ColdQuanta, Inc.
- Laser Phase Noise Measurement using Multi-Laser Interferometry and Sub-Nyquist Sampling27 Aug 2026US 2026/0251506 A1NEC Laboratories America, Inc.
- Method and system to stabilize a frequency sum generated laser13 Aug 2026US 2026/0237955 A1ASML Netherlands B. V.
- Laser chamber, gas laser apparatus, and electronic device manufacturing method28 May 2026US 2026/0149232 A1Gigaphoton Inc.
- Laser system and laser stabilization method21 May 2026US 2026/0142437 A1Korea Advanced Institute of Science and Technology
Most cited
By later US patents
- Wavelength monitoring and control assembly for WDM optical transmission systems212US 5,825,792 ANorthern Telecom Limited · 1998
- Very narrow band, two chamber, high rep rate gas discharge laser system144US 6,567,450 B2Cymer, Inc. · 2003
- Very narrow band, two chamber, high rep rate gas discharge laser system136US 6,625,191 B2Cymer, Inc. · 2003
- Fourier domain mode locking: method and apparatus for control and improved performance113US 8,315,282 B2Massachusetts Institute of Technology · 2012
- Method and system for controlling narrow-band oscillation excimer laser104US 5,142,543 AKabushiki Kaisha Komatsu Seisakusho · 1992