H01S 5/125
Distributed bragg reflector [dbr] lasers
Official title: Distributed Bragg reflector [DBR] lasers
H01S5/125 (Distributed bragg reflector [dbr] lasers) appears on 798 US grants and 766 published applications in this corpus.
Search patents in H01S- Granted patents
- 798
- Published applications
- 766
- Assignees
- 379
- Inventors
- 1,538
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 2 | 0 |
| 1986 | 3 | 0 |
| 1987 | 1 | 0 |
| 1988 | 10 | 0 |
| 1989 | 21 | 0 |
| 1990 | 10 | 0 |
| 1991 | 12 | 0 |
| 1992 | 8 | 0 |
| 1993 | 9 | 0 |
| 1994 | 8 | 0 |
| 1995 | 7 | 0 |
| 1996 | 8 | 0 |
| 1997 | 9 | 0 |
| 1998 | 9 | 0 |
| 1999 | 9 | 0 |
| 2000 | 8 | 0 |
| 2001 | 7 | 4 |
| 2002 | 10 | 18 |
| 2003 | 12 | 22 |
| 2004 | 21 | 20 |
| 2005 | 15 | 21 |
| 2006 | 19 | 14 |
| 2007 | 9 | 15 |
| 2008 | 12 | 15 |
| 2009 | 11 | 15 |
| 2010 | 18 | 26 |
| 2011 | 14 | 16 |
| 2012 | 13 | 18 |
| 2013 | 18 | 18 |
| 2014 | 26 | 19 |
| 2015 | 18 | 37 |
| 2016 | 39 | 37 |
| 2017 | 46 | 43 |
| 2018 | 42 | 44 |
| 2019 | 56 | 67 |
| 2020 | 42 | 45 |
| 2021 | 45 | 52 |
| 2022 | 32 | 57 |
| 2023 | 44 | 32 |
| 2024 | 28 | 47 |
| 2025 | 29 | 36 |
| 2026 | 27 | 28 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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
- Broadened spectrum laser diode for display device29 Sep 2026US 12,749,869 B2Microsoft Technology Licensing, LLC
- Three-dimensional distance information acquisition system and electronic device including the same8 Sep 2026US 12,730,224 B2Samsung Electronics Co., Ltd.
- 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.
- Micro-ring laser bandwidth enhancement with micro-ring resonator11 Aug 2026US 12,706,441 B2Hewlett Packard Enterprise Development LP
- Integrated frequency comb generators with compensated optical cavity structures8 Oct 2026US 2026/0312361 A1Mellanox Technologies, Ltd.
- Compact ultra-violet laser diode configured for lidar system for air turbulence detection8 Oct 2026US 2026/0312370 A1Palomino Laboratories, Inc.
- Vernier-tuned distributed bragg reflector laser24 Sep 2026US 2026/0291180 A1Lumentum Operations LLC
- Multiple cavity vertical-cavity surface emitting laser system17 Sep 2026US 2026/0280229 A1
- Laser wafer with an array of active regions having different reflectivities created using a focused ion beam tool17 Sep 2026US 2026/0280233 A1Microchip Technology Incorporated
Most cited
By later US patents
- Optical semiconductor device with diffraction grating structure249US 5,926,493 ASDL, Inc. · 1999
- Semiconductor diode laser array193US 4,318,058 ANippon Electric Co., Ltd. · 1982
- Cylindrical diffraction grating couplers and distributed feedback resonators for guided wave devices185US 4,743,083 A1988
- Multi-section tunable laser with differing multi-element mirrors185US 4,896,325 AThe Regents of the University of California · 1990
- Semiconductor laser having a structure of photonic bandgap material135US 5,684,817 AThomson-CSF · 1997