H01S 5/1028
Coupling to elements in the cavity
Official title: {Coupling to elements in the cavity, e.g. coupling to waveguides adjacent the active region, e.g. forward coupled [DFC] structures}
H01S5/1028 (Coupling to elements in the cavity) appears on 826 US grants and 811 published applications in this corpus.
Search patents in H01S- Granted patents
- 826
- Published applications
- 811
- Assignees
- 348
- Inventors
- 1,437
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 4 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 4 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 3 | 0 |
| 1987 | 4 | 0 |
| 1988 | 6 | 0 |
| 1989 | 7 | 0 |
| 1990 | 6 | 0 |
| 1991 | 2 | 0 |
| 1992 | 6 | 0 |
| 1993 | 8 | 0 |
| 1994 | 12 | 0 |
| 1995 | 12 | 0 |
| 1996 | 6 | 0 |
| 1997 | 11 | 0 |
| 1998 | 14 | 0 |
| 1999 | 6 | 0 |
| 2000 | 11 | 0 |
| 2001 | 8 | 3 |
| 2002 | 19 | 25 |
| 2003 | 21 | 24 |
| 2004 | 23 | 18 |
| 2005 | 21 | 18 |
| 2006 | 17 | 17 |
| 2007 | 7 | 9 |
| 2008 | 17 | 19 |
| 2009 | 12 | 24 |
| 2010 | 21 | 25 |
| 2011 | 17 | 20 |
| 2012 | 14 | 23 |
| 2013 | 27 | 21 |
| 2014 | 24 | 30 |
| 2015 | 38 | 35 |
| 2016 | 29 | 39 |
| 2017 | 42 | 45 |
| 2018 | 45 | 50 |
| 2019 | 48 | 50 |
| 2020 | 43 | 66 |
| 2021 | 43 | 50 |
| 2022 | 34 | 45 |
| 2023 | 49 | 42 |
| 2024 | 26 | 36 |
| 2025 | 29 | 54 |
| 2026 | 22 | 23 |
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
- Optical semiconductor device, optical unit, and method for manufacturing optical unit25 Aug 2026US 12,719,237 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.
- Micro-ring laser bandwidth enhancement with micro-ring resonator11 Aug 2026US 12,706,441 B2Hewlett Packard Enterprise Development LP
- Pulsed laser device comprising a hybrid laser source with active optical triggering30 Jun 2026US 12,669,646 B2Commissariat A L' Energie Atomique Et Aux Energies Alternatives
- Self-starting figure-9 cavity lasers based on external signal injection27 Aug 2026US 2026/0254196 A1Anhui Huachuang Hongdu Photoelectric Technology Co., Ltd.
- Comb laser27 Aug 2026US 2026/0254201 A1Marvell Asia Pte Ltd
- Dual-wavelength light source6 Aug 2026US 2026/0229845 A1Nokia Solutions and Networks Oy
- Single frequency laser arrays6 Aug 2026US 2026/0229849 A1
- Semiconductor laser module and optical communication device30 Jul 2026US 2026/0221714 A1Mitsubishi Electric Corporation
Most cited
By later US patents
- Hybrid III-V silicon laser formed by direct bonding247US 8,620,164 B2Intel Corporation · 2013
- Semiconductor diode laser array193US 4,318,058 ANippon Electric Co., Ltd. · 1982
- Coupling system to a microsphere cavity138US 6,389,197 B1California Institute of Technology · 2002
- Semiconductor laser having a structure of photonic bandgap material135US 5,684,817 AThomson-CSF · 1997
- Opto-electronic oscillators having optical resonators115US 6,567,436 B1California Institute of Technology · 2003