H01S 5/0625
In multi-section lasers
Official title: in multi-section lasers
H01S5/0625 (In multi-section lasers) appears on 1,124 US grants and 963 published applications in this corpus.
Search patents in H01S- Granted patents
- 1,124
- Published applications
- 963
- Assignees
- 346
- Inventors
- 1,669
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 3 | 0 |
| 1987 | 3 | 0 |
| 1988 | 13 | 0 |
| 1989 | 16 | 0 |
| 1990 | 12 | 0 |
| 1991 | 15 | 0 |
| 1992 | 17 | 0 |
| 1993 | 15 | 0 |
| 1994 | 24 | 0 |
| 1995 | 18 | 0 |
| 1996 | 19 | 0 |
| 1997 | 22 | 0 |
| 1998 | 23 | 0 |
| 1999 | 23 | 0 |
| 2000 | 30 | 0 |
| 2001 | 22 | 9 |
| 2002 | 12 | 32 |
| 2003 | 33 | 61 |
| 2004 | 50 | 47 |
| 2005 | 30 | 57 |
| 2006 | 48 | 38 |
| 2007 | 22 | 35 |
| 2008 | 33 | 30 |
| 2009 | 35 | 38 |
| 2010 | 37 | 51 |
| 2011 | 34 | 44 |
| 2012 | 38 | 30 |
| 2013 | 29 | 44 |
| 2014 | 34 | 20 |
| 2015 | 43 | 49 |
| 2016 | 41 | 38 |
| 2017 | 55 | 36 |
| 2018 | 33 | 42 |
| 2019 | 38 | 34 |
| 2020 | 36 | 46 |
| 2021 | 38 | 57 |
| 2022 | 21 | 37 |
| 2023 | 35 | 25 |
| 2024 | 28 | 28 |
| 2025 | 24 | 20 |
| 2026 | 16 | 15 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Broadened spectrum laser diode for display device29 Sep 2026US 12,749,869 B2Microsoft Technology Licensing, LLC
- Tunable laser diode7 Jul 2026US 12,676,454 B2NTT, Inc.
- Optical signal transmitter30 Jun 2026US 12,671,229 B2NTT, Inc.
- Bandwith enhanced DFB+R lite laser23 Jun 2026US 12,665,387 B2II-Vi Delaware, Inc.
- Three terminal broad area laser2 Jun 2026US 12,644,969 B2Waymo LLC
- Lateral grounding structure for frequency noise reduction in laser waveguides8 Oct 2026US 2026/0312362 A1Lumentum Operations LLC
- Laser device1 Oct 2026US 2026/0302727 A1Nichia Corporation
- Systems for emitting uncooled light20 Aug 2026US 2026/0247491 A1Almae Technologies
- Q-switched semiconductor light-emitting element and distance measuring device13 Aug 2026US 2026/0235727 A1Linfinel LLC
- Two-dimensional photonic crystal laser13 Aug 2026US 2026/0237965 A1Kyoto University
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
- Multi-section tunable laser with differing multi-element mirrors185US 4,896,325 AThe Regents of the University of California · 1990
- Method and system for providing bidirectional light sources with broad spectrum140US 8,451,876 B1Soraa, Inc. · 2013
- Integrated semiconductor light emitting element with oscillation wavelength and phase modulated light output120US 4,720,835 AKokusai Denshin Denwa Kabushiki Kaisha · 1988