H01S 5/146
Using a fiber as external cavity
Official title: {using a fiber as external cavity}
H01S5/146 (Using a fiber as external cavity) appears on 541 US grants and 448 published applications in this corpus.
Search patents in H01S- Granted patents
- 541
- Published applications
- 448
- Assignees
- 247
- Inventors
- 1,002
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 4 | 0 |
| 1989 | 2 | 0 |
| 1990 | 7 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 3 | 0 |
| 1996 | 7 | 0 |
| 1997 | 10 | 0 |
| 1998 | 15 | 0 |
| 1999 | 16 | 0 |
| 2000 | 18 | 0 |
| 2001 | 26 | 7 |
| 2002 | 30 | 47 |
| 2003 | 33 | 43 |
| 2004 | 34 | 35 |
| 2005 | 36 | 26 |
| 2006 | 25 | 15 |
| 2007 | 15 | 10 |
| 2008 | 11 | 13 |
| 2009 | 12 | 19 |
| 2010 | 15 | 12 |
| 2011 | 13 | 14 |
| 2012 | 8 | 11 |
| 2013 | 13 | 10 |
| 2014 | 13 | 18 |
| 2015 | 22 | 26 |
| 2016 | 20 | 22 |
| 2017 | 16 | 11 |
| 2018 | 13 | 11 |
| 2019 | 20 | 27 |
| 2020 | 15 | 12 |
| 2021 | 10 | 15 |
| 2022 | 9 | 12 |
| 2023 | 14 | 11 |
| 2024 | 11 | 9 |
| 2025 | 7 | 8 |
| 2026 | 7 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Laser diode system with low numerical aperture clad light stripping22 Sep 2026US 12,744,361 B2nLIGHT, Inc.
- Freeform collimator lens for angled facet laser devices11 Aug 2026US 12,706,442 B2Agilent Technologies, Inc.
- Doped fiber amplifier having pass-through pump laser with integrated optical isolator4 Aug 2026US 12,700,708 B2II-Vi Delaware, Inc.
- Tunable wavelength gain chip array for sensing and communication26 May 2026US 12,640,539 B2King Abdullah University of Science and Technology
- Asymmetric chirped fiber Bragg grating for diode laser of fiber amplifier3 Mar 2026US 12,567,716 B2II-Vi Delaware, Inc.
- Light source device24 Sep 2026US 2026/0291181 A1Hamamatsu Photonics K.K.
- External Optical Injection Locking Laser25 Jun 2026US 2026/0177756 A1Suzhou Institute of Nano-Tech and Nano-Bionics (Sinano) , Chinese Academy of Sciences
- Apparatus for providing optical radiation18 Jun 2026US 2026/0171747 A1
- Asymmetric Chirped Fiber Bragg Grating For Diode Laser Of Fiber Amplifier4 Jun 2026US 2026/0155619 A1II-Vi Delaware, Inc.
- Multi KW Class Blue Laser System4 Dec 2025US 2025/0372957 A1Blue 425 LLC
Most cited
By later US patents
- Method and apparatus for performing optical frequency domain reflectometry488US 6,160,826 AMassachusetts Institute of Technology · 2000
- Method and apparatus for performing optical measurements using a rapidly frequency-tuned laser478US 5,956,355 AMassachusetts Institute of Technology · 1999
- Method and apparatus for performing optical imaging using frequency-domain interferometry229US 7,733,497 B2The General Hospital Corporation · 2010
- Mode locking methods and apparatus228US 7,414,779 B2Massachusetts Institute of Technology · 2008
- High power fiber gain media system achieved through power scaling via multiplexing216US 6,212,310 B1SDL, Inc. · 2001