H01S 5/0687
Stabilising the frequency of the laser
H01S5/0687 (Stabilising the frequency of the laser) appears on 1,150 US grants and 1,037 published applications in this corpus.
Search patents in H01S- Granted patents
- 1,150
- Published applications
- 1,037
- Assignees
- 503
- Inventors
- 2,237
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 4 | 0 |
| 1987 | 5 | 0 |
| 1988 | 3 | 0 |
| 1989 | 13 | 0 |
| 1990 | 15 | 0 |
| 1991 | 17 | 0 |
| 1992 | 11 | 0 |
| 1993 | 11 | 0 |
| 1994 | 15 | 0 |
| 1995 | 13 | 0 |
| 1996 | 13 | 0 |
| 1997 | 11 | 0 |
| 1998 | 16 | 0 |
| 1999 | 19 | 0 |
| 2000 | 28 | 0 |
| 2001 | 38 | 16 |
| 2002 | 45 | 62 |
| 2003 | 57 | 110 |
| 2004 | 73 | 59 |
| 2005 | 63 | 41 |
| 2006 | 43 | 36 |
| 2007 | 26 | 13 |
| 2008 | 20 | 25 |
| 2009 | 18 | 44 |
| 2010 | 23 | 30 |
| 2011 | 28 | 23 |
| 2012 | 24 | 29 |
| 2013 | 16 | 28 |
| 2014 | 35 | 25 |
| 2015 | 36 | 46 |
| 2016 | 49 | 50 |
| 2017 | 40 | 32 |
| 2018 | 42 | 43 |
| 2019 | 61 | 61 |
| 2020 | 47 | 47 |
| 2021 | 29 | 48 |
| 2022 | 37 | 31 |
| 2023 | 38 | 29 |
| 2024 | 23 | 38 |
| 2025 | 29 | 43 |
| 2026 | 11 | 28 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Optical circuit for compensating optical lead fluctuations in an RFOG25 Aug 2026US 12,716,723 B2Honeywell International Inc.
- Method for active stabilizatiion of an injection locked laser with an optical bandpass filter28 Jul 2026US 12,695,275 B2The Hong Kong University of Science and Technology
- Opto-electronic system and method30 Jun 2026US 12,671,231 B2Effect Photonics B.V.
- Control device, control system, method for operating a control system5 May 2026US 12,620,776 B2Carl Zeiss SMT GmbH
- Devices and methods for tuning vertical-cavity surface-emitting lasers with modulated bit signals14 Apr 2026US 12,603,475 B2ams International AG
- Laser device1 Oct 2026US 2026/0302727 A1Nichia Corporation
- Chip with multiple semiconductor optical amplifiers10 Sep 2026US 2026/0267062 A1Lyte Ai, Inc.
- Laser source having a plurality of spectral lines separated by a determined spectral interval3 Sep 2026US 2026/0261091 A1Scintil Photonics
- Device and method for frequency stabilization of a laser27 Aug 2026US 2026/0254198 A1Ferdinand-Braun-Institut Ggmbh, Leibniz-Institut FüR HöChstfrequenztechnik
- Optical module13 Aug 2026US 2026/0237964 A1Mitsubishi Electric Corporation
Most cited
By later US patents
- Wavelength monitoring and control assembly for WDM optical transmission systems212US 5,825,792 ANorthern Telecom Limited · 1998
- Wavelength stabilized laser sources using feedback from volume holograms196US 5,691,989 AAccuwave Corporation · 1997
- Method and device for wavelength locking130US 5,798,859 AJDS Fitel Inc. · 1998
- Programmable frequency reference for laser frequency stabilization, and arbitrary optical clock generator, using persistent spectral hole burning123US 6,516,014 B1The Research and Development Institute, Inc. · 2003
- Method and apparatus for controlling the wavelength of a laser120US 6,222,861 B1Photonic Solutions, Inc. · 2001