H01S 5/223
Buried stripe structure
Official title: Buried stripe structure {(H01S5/227 takes precedence)}
H01S5/223 (Buried stripe structure) appears on 1,339 US grants and 759 published applications in this corpus.
Search patents in H01S- Granted patents
- 1,339
- Published applications
- 759
- Assignees
- 263
- Inventors
- 1,703
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 4 | 0 |
| 1980 | 4 | 0 |
| 1981 | 10 | 0 |
| 1982 | 16 | 0 |
| 1983 | 11 | 0 |
| 1984 | 14 | 0 |
| 1985 | 12 | 0 |
| 1986 | 23 | 0 |
| 1987 | 25 | 0 |
| 1988 | 34 | 0 |
| 1989 | 43 | 0 |
| 1990 | 35 | 0 |
| 1991 | 40 | 0 |
| 1992 | 38 | 0 |
| 1993 | 35 | 0 |
| 1994 | 43 | 0 |
| 1995 | 45 | 0 |
| 1996 | 44 | 0 |
| 1997 | 27 | 0 |
| 1998 | 53 | 0 |
| 1999 | 42 | 0 |
| 2000 | 29 | 0 |
| 2001 | 38 | 25 |
| 2002 | 44 | 48 |
| 2003 | 64 | 58 |
| 2004 | 58 | 81 |
| 2005 | 54 | 109 |
| 2006 | 70 | 69 |
| 2007 | 50 | 57 |
| 2008 | 31 | 52 |
| 2009 | 50 | 40 |
| 2010 | 51 | 30 |
| 2011 | 31 | 24 |
| 2012 | 21 | 12 |
| 2013 | 17 | 10 |
| 2014 | 12 | 8 |
| 2015 | 17 | 17 |
| 2016 | 11 | 5 |
| 2017 | 6 | 14 |
| 2018 | 11 | 11 |
| 2019 | 13 | 13 |
| 2020 | 10 | 12 |
| 2021 | 10 | 9 |
| 2022 | 5 | 11 |
| 2023 | 8 | 20 |
| 2024 | 7 | 10 |
| 2025 | 9 | 10 |
| 2026 | 8 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Optical semiconductor device and method for producing same11 Aug 2026US 12,706,444 B2Mitsubishi Electric Corporation
- Quantum cascade laser element and quantum cascade laser device4 Aug 2026US 12,700,712 B2Hamamatsu Photonics K.K.
- Segmented contact for current control in semiconductor lasers and optical amplifiers16 Jun 2026US 12,658,671 B2Freedom Photonics LLC
- Semiconductor optical device and manufacturing method therefor28 Apr 2026US 12,614,893 B2LumentumRadiant GmbH
- Semiconductor laser and semiconductor laser device31 Mar 2026US 12,592,540 B2Mitsubishi Electric Corporation
- Method of manufacturing an electronic device18 Jun 2026US 2026/0171757 A1Commissariat A L' Energie Atomique Et Aux Energies Alternatives
- Patterned embedding on narrow stripe single mode transverse lasers11 Jun 2026US 2026/0163334 A1II-Vi Delaware, Inc.
- Light-emitting diode and light-emitting device16 Apr 2026US 2026/0106436 A1Quanzhou Sanan Semiconductor Technology Co., Ltd.
- Semiconductor light-emitting element and method of manufacturing the same12 Feb 2026US 2026/0045772 A1Nuvoton Technology Corporation Japan
- Optical semiconductor device6 Nov 2025US 2025/0343393 A1Furukawa Electric Co., Ltd.
Most cited
By later US patents
- Semiconductor substrate, semiconductor device and method of manufacturing the same275US 6,069,394 AMatsushita Electronics Corporation · 2000
- Illuminating light source device using semiconductor laser element228US 5,535,230 A1996
- Nitride-compound semiconductor device176US 6,316,785 B1Kabushiki Kaisha Toshiba · 2001
- Broadband light emitting device164US 7,019,325 B2Exalos AG · 2006
- Nitride compound semiconductor light emitting device139US 6,242,761 B1Kabushiki Kaisha Toshiba · 2001