H01S 3/2391
Emitting at different wavelengths
Official title: {emitting at different wavelengths}
H01S3/2391 (Emitting at different wavelengths) appears on 433 US grants and 506 published applications in this corpus.
Search patents in H01S- Granted patents
- 433
- Published applications
- 506
- Assignees
- 256
- Inventors
- 1,018
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 5 | 0 |
| 2002 | 6 | 5 |
| 2003 | 5 | 4 |
| 2004 | 8 | 6 |
| 2005 | 5 | 6 |
| 2006 | 4 | 3 |
| 2007 | 4 | 11 |
| 2008 | 4 | 12 |
| 2009 | 8 | 4 |
| 2010 | 6 | 7 |
| 2011 | 8 | 12 |
| 2012 | 4 | 14 |
| 2013 | 12 | 33 |
| 2014 | 19 | 27 |
| 2015 | 26 | 24 |
| 2016 | 23 | 31 |
| 2017 | 29 | 28 |
| 2018 | 33 | 27 |
| 2019 | 23 | 35 |
| 2020 | 33 | 39 |
| 2021 | 23 | 26 |
| 2022 | 34 | 48 |
| 2023 | 25 | 33 |
| 2024 | 23 | 32 |
| 2025 | 31 | 23 |
| 2026 | 18 | 16 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Raman-boosted pulse-pumped optical amplifiers20 Aug 2026US 2026/0246225 A1Raytheon Company
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Most cited
By later US patents
- High power fiber gain media system achieved through power scaling via multiplexing216US 6,212,310 B1SDL, Inc. · 2001
- Method and apparatus for waveguide optics and devices111US 6,330,388 B1Northstar Photonics, Inc. · 2001
- Apparatus and method for spectral-beam combining of high-power fiber lasers98US 7,199,924 B1Aculight Corporation · 2007
- Laser irradiation apparatus68US 4,573,465 ANippon Infrared Industries Co., Ltd. · 1986
- Optical amplifier66US 9,065,243 B2Nippon Telegraph and Telephone Corporation · 2015