H01S 5/0287
Facet reflectivity
Official title: {Facet reflectivity}
H01S5/0287 (Facet reflectivity) appears on 632 US grants and 813 published applications in this corpus.
Search patents in H01S- Granted patents
- 632
- Published applications
- 813
- Assignees
- 284
- Inventors
- 1,339
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 3 | 0 |
| 1998 | 4 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 6 | 8 |
| 2002 | 10 | 5 |
| 2003 | 12 | 16 |
| 2004 | 14 | 16 |
| 2005 | 7 | 12 |
| 2006 | 4 | 8 |
| 2007 | 8 | 17 |
| 2008 | 4 | 22 |
| 2009 | 16 | 17 |
| 2010 | 19 | 23 |
| 2011 | 14 | 18 |
| 2012 | 14 | 22 |
| 2013 | 17 | 21 |
| 2014 | 18 | 18 |
| 2015 | 32 | 35 |
| 2016 | 34 | 39 |
| 2017 | 39 | 35 |
| 2018 | 35 | 30 |
| 2019 | 44 | 56 |
| 2020 | 42 | 55 |
| 2021 | 40 | 77 |
| 2022 | 30 | 61 |
| 2023 | 51 | 65 |
| 2024 | 51 | 51 |
| 2025 | 35 | 47 |
| 2026 | 20 | 39 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Optical semiconductor device, optical unit, and method for manufacturing optical unit25 Aug 2026US 12,719,237 B2Hamamatsu Photonics K.K.
- Quantum cascade laser element, quantum cascade laser device, and method for manufacturing quantum cascade laser element25 Aug 2026US 12,719,240 B2Hamamatsu Photonics K.K.
- Tunable hybrid III-V/IV laser sensor system-on-a chip for real-time monitoring of a blood constituent concentration level18 Aug 2026US 12,708,293 B2Brolis Sensor Technology, UAB et al.
- Optical device11 Aug 2026US 12,706,443 B2Ricoh Company, Ltd.
- Doped fiber amplifier having pass-through pump laser with integrated optical isolator4 Aug 2026US 12,700,708 B2II-Vi Delaware, Inc.
- Semiconductor laser with optimized facet coatings24 Sep 2026US 2026/0291171 A1
- Two-dimensional periodically index-coupled fabry perot laser ("2d pic-fl")27 Aug 2026US 2026/0254200 A1
- Comb laser27 Aug 2026US 2026/0254201 A1Marvell Asia Pte Ltd
- Optoelectronic semiconductor component20 Aug 2026US 2026/0246233 A1ams-OSRAM International GmbH
- Output module for high-power external-cavity tunable quantum cascade laser6 Aug 2026US 2026/0229844 A1Beijing University of Technology
Most cited
By later US patents
- Semiconductor laser device249US 7,555,025 B2Mitsubishi Electric Corporation · 2009
- Optical device structure using GaN substrates and growth structures for laser applications of emissions of 500 nm and greater189US 8,126,024 B1Soraa, Inc. · 2012
- Optical device structure using GaN substrates and growth structure for laser applications136US 8,416,825 B1Soraa, Inc. · 2013
- Lidar systems including a gallium and nitrogen containing laser light source120US 10,222,474 B1Soraa Laser Diode, Inc. · 2019
- Fiber laser with free-space components109US 10,003,168 B1Luminar Technologies, Inc. · 2018