H01S 5/141
Using a wavelength selective device
Official title: {using a wavelength selective device, e.g. a grating or etalon (H01S5/146 takes precedence)}
H01S5/141 (Using a wavelength selective device) appears on 1,935 US grants and 2,132 published applications in this corpus.
Search patents in H01S- Granted patents
- 1,935
- Published applications
- 2,132
- Assignees
- 720
- Inventors
- 3,303
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 3 | 0 |
| 1987 | 3 | 0 |
| 1988 | 6 | 0 |
| 1989 | 13 | 0 |
| 1990 | 11 | 0 |
| 1991 | 11 | 0 |
| 1992 | 9 | 0 |
| 1993 | 8 | 0 |
| 1994 | 15 | 0 |
| 1995 | 21 | 0 |
| 1996 | 21 | 0 |
| 1997 | 24 | 0 |
| 1998 | 28 | 0 |
| 1999 | 23 | 0 |
| 2000 | 32 | 0 |
| 2001 | 32 | 16 |
| 2002 | 42 | 65 |
| 2003 | 62 | 72 |
| 2004 | 70 | 89 |
| 2005 | 64 | 102 |
| 2006 | 55 | 108 |
| 2007 | 62 | 77 |
| 2008 | 46 | 72 |
| 2009 | 65 | 77 |
| 2010 | 71 | 59 |
| 2011 | 49 | 59 |
| 2012 | 34 | 63 |
| 2013 | 52 | 71 |
| 2014 | 64 | 74 |
| 2015 | 89 | 112 |
| 2016 | 93 | 89 |
| 2017 | 92 | 86 |
| 2018 | 76 | 95 |
| 2019 | 116 | 114 |
| 2020 | 84 | 96 |
| 2021 | 66 | 118 |
| 2022 | 66 | 96 |
| 2023 | 81 | 92 |
| 2024 | 62 | 92 |
| 2025 | 67 | 89 |
| 2026 | 46 | 49 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Bandwidth enhancement of quantum dot/well hybrid III-V/silicon micro-ring lasers6 Oct 2026US 12,756,158 B2Hewlett Packard Enterprise Development LP
- Slow axis, or slow axis and fast axis, wavelength beam combining for laser minibars6 Oct 2026US 12,756,161 B2Lumentum Operations LLC
- Multiple electrode distributed feedback laser array1 Sep 2026US 12,726,002 B2Cspeed Inc.
- Electrically tunable optical resonator on a chip for fast tunable integrated lasers25 Aug 2026US 12,717,177 B2Ecole Polytechnique Federale De Lausanne (Epfl)
- 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.
- Multi-wavelength tunable laser8 Oct 2026US 2026/0312366 A1Lumentum Operations LLC
- Light source device24 Sep 2026US 2026/0291181 A1Hamamatsu Photonics K.K.
- Light source device17 Sep 2026US 2026/0280231 A1Hamamatsu Photonics K.K.
- Laser source having a plurality of spectral lines separated by a determined spectral interval3 Sep 2026US 2026/0261091 A1Scintil Photonics
- Cat's-eye swept source laser for OCT and spectroscopy27 Aug 2026US 2026/0251565 A1
Most cited
By later US patents
- Method and apparatus for optical imaging with means for controlling the longitudinal range of the sample1,199US 5,321,501 AMassachusetts Institute of Technology · 1994
- Methods and apparatus for forward-directed optical scanning instruments1,184US 6,485,413 B1The General Hospital Corporation · 2002
- Method and apparatus for performing optical measurements using a fiber optic imaging guidewire, catheter or endoscope1,079US 6,134,003 AMassachusetts Institute of Technology · 2000
- Method and apparatus for performing optical measurements1,018US 5,459,570 AMassachusetts Institute of Technology · 1995
- Fiber optic needle probes for optical coherence tomography imaging722US 6,564,087 B1Massachusetts Institute of Technology · 2003