H01S 3/10084
Frequency control by seeding
Official title: {Frequency control by seeding}
H01S3/10084 (Frequency control by seeding) appears on 355 US grants and 325 published applications in this corpus.
Search patents in H01S- Granted patents
- 355
- Published applications
- 325
- Assignees
- 231
- Inventors
- 880
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 4 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 3 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 7 | 0 |
| 1988 | 7 | 0 |
| 1989 | 3 | 0 |
| 1990 | 5 | 0 |
| 1991 | 3 | 0 |
| 1992 | 5 | 0 |
| 1993 | 5 | 0 |
| 1994 | 5 | 0 |
| 1995 | 3 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 5 | 0 |
| 1999 | 3 | 0 |
| 2000 | 1 | 0 |
| 2001 | 5 | 0 |
| 2002 | 6 | 11 |
| 2003 | 7 | 4 |
| 2004 | 6 | 6 |
| 2005 | 6 | 7 |
| 2006 | 9 | 10 |
| 2007 | 3 | 8 |
| 2008 | 6 | 18 |
| 2009 | 19 | 20 |
| 2010 | 11 | 13 |
| 2011 | 19 | 11 |
| 2012 | 11 | 13 |
| 2013 | 6 | 8 |
| 2014 | 21 | 13 |
| 2015 | 13 | 11 |
| 2016 | 14 | 13 |
| 2017 | 15 | 14 |
| 2018 | 11 | 25 |
| 2019 | 15 | 16 |
| 2020 | 16 | 10 |
| 2021 | 14 | 14 |
| 2022 | 14 | 20 |
| 2023 | 3 | 17 |
| 2024 | 8 | 17 |
| 2025 | 15 | 11 |
| 2026 | 8 | 15 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- 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
- Laser reference frequency source stabilized by optical self-injection locking2 Jun 2026US 12,646,902 B1Hqphotonics Inc.
- Apparatus and method for generating electromagnetic useful radiation5 May 2026US 12,620,763 B2Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e. V.
- Narrow-linewidth brillouin laser stabilized by optical self-injection locking28 Apr 2026US 12,614,889 B1Hqphotonics Inc.
- Apparatus and method for adjusting the wavelength of light14 Apr 2026US 12,603,471 B2Imperial College Innovations Limited
- Laser apparatus, laser apparatus wavelength control method, and electronic device manufacturing method17 Sep 2026US 2026/0277108 A1Gigaphoton Inc.
- Tunable thermo-optic fiber delay for coherent beam combining17 Sep 2026US 2026/0280219 A1Lumentum Operations LLC
- Channel scalable, coherent beam combined laser27 Aug 2026US 2026/0254187 A1Massachusetts Institute of Technology
- Indirect optical pumping with stimulated raman scattering27 Aug 2026US 2026/0254191 A1The Government of the United States of America, as represented by the Secretary of the Navy
- Mid-infrared chirped pulse amplifier30 Jul 2026US 2026/0221709 A1University of Central Florida Research Foundation, Inc.
Most cited
By later US patents
- Knowledge back pager with frequency control apparatus124US 4,823,123 AMotorola, Inc. · 1989
- Doublet pulse coherent laser radar for precision range and velocity measurements104US 5,815,250 ACoherent Technologies, Inc. · 1998
- Method and apparatus for efficient operation of optically pumped laser98US 4,710,940 ACalifornia Institute of Technology · 1987
- Injection seeded laser with precise timing control96US 6,549,551 B2Cymer, Inc. · 2003
- Reduction of non-linear effects in optical fiber communication systems and method of using same83US 5,166,821 AGeneral Instrument Corporation · 1992