H01S 5/068
Stabilisation of laser output parameters
Official title: Stabilisation of laser output parameters (H01S5/0625 takes precedence)
H01S5/068 (Stabilisation of laser output parameters) appears on 3,964 US grants and 3,613 published applications in this corpus.
Search patents in H01S- Granted patents
- 3,964
- Published applications
- 3,613
- Assignees
- 1,257
- Inventors
- 7,261
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 2 | 0 |
| 1978 | 5 | 0 |
| 1979 | 4 | 0 |
| 1980 | 3 | 0 |
| 1981 | 11 | 0 |
| 1982 | 10 | 0 |
| 1983 | 5 | 0 |
| 1984 | 8 | 0 |
| 1985 | 6 | 0 |
| 1986 | 20 | 0 |
| 1987 | 24 | 0 |
| 1988 | 42 | 0 |
| 1989 | 61 | 0 |
| 1990 | 49 | 0 |
| 1991 | 66 | 0 |
| 1992 | 46 | 0 |
| 1993 | 51 | 0 |
| 1994 | 56 | 0 |
| 1995 | 60 | 0 |
| 1996 | 60 | 0 |
| 1997 | 44 | 0 |
| 1998 | 74 | 0 |
| 1999 | 72 | 0 |
| 2000 | 76 | 0 |
| 2001 | 77 | 37 |
| 2002 | 95 | 162 |
| 2003 | 125 | 240 |
| 2004 | 161 | 186 |
| 2005 | 171 | 220 |
| 2006 | 135 | 176 |
| 2007 | 125 | 132 |
| 2008 | 115 | 116 |
| 2009 | 120 | 131 |
| 2010 | 121 | 97 |
| 2011 | 91 | 91 |
| 2012 | 81 | 96 |
| 2013 | 80 | 79 |
| 2014 | 101 | 81 |
| 2015 | 103 | 125 |
| 2016 | 118 | 135 |
| 2017 | 132 | 144 |
| 2018 | 126 | 153 |
| 2019 | 197 | 195 |
| 2020 | 159 | 181 |
| 2021 | 122 | 189 |
| 2022 | 113 | 172 |
| 2023 | 121 | 141 |
| 2024 | 125 | 145 |
| 2025 | 134 | 118 |
| 2026 | 58 | 71 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- H01S 5/0683By monitoring the optical output parameters2,979
- H01S 5/06825Protecting the laser557
- H01S 5/06804By monitoring an external parameter520
- H01S 5/06808By monitoring the electrical laser parameters330
- H01S 5/06812By monitoring or fixing the threshold current or other specific points of108
- H01S 5/06821Stabilising other output parameters than intensity or frequency104
- H01S 5/06817Noise reduction102
Recent patents
- Tunable light source and control method6 Oct 2026US 12,756,155 B2NTT, Inc.
- Laser oscillator and direct diode laser processing apparatus provided with same15 Sep 2026US 12,738,712 B2Panasonic Intellectual Property Management Co., Ltd.
- Universal laser for polymeric material processing15 Sep 2026US 12,738,716 B2Markem-Imaje Corporation
- Optical element, optical element monitoring system and method, active light emitting module, and terminal8 Sep 2026US 12,731,957 B2Huawei Technologies Co., Ltd.
- Temperature-based dynamic laser tuning to promote display uniformity8 Sep 2026US 12,731,960 B2Microsoft Technology Licensing, LLC
- Laser module power up and down sequence8 Oct 2026US 2026/0312365 A1Lightmatter, Inc.
- Vcsel with integrated esd protection1 Oct 2026US 2026/0302726 A1II-Vi Delaware, Inc.
- Laser device1 Oct 2026US 2026/0302727 A1Nichia Corporation
- Semiconductor light-emitting element24 Sep 2026US 2026/0291178 A1Sony Group Corporation
- Light-emitting semiconductor device, optoelectronic component, projection device and electronic device17 Sep 2026US 2026/0280226 A1ams-OSRAM International GmbH
Most cited
By later US patents
- Laser driver circuit for burst mode transmission and fabrication method thereof1,464US 7,324,572 B2Asia Optical Co., Inc. · 2008
- Intelligent fiberoptic transmitters and methods of operating and manufacturing the same253US 5,812,572 APacific Fiberoptics, Inc. · 1998
- Semiconductor laser diode controller and laser diode biasing control method229US 5,019,769 AFinisar Corporation · 1991
- Wavelength monitoring and control assembly for WDM optical transmission systems212US 5,825,792 ANorthern Telecom Limited · 1998
- Wavelength stabilized laser sources using feedback from volume holograms196US 5,691,989 AAccuwave Corporation · 1997