H01S 5/0282
Passivation layers or treatments
Official title: {Passivation layers or treatments}
H01S5/0282 (Passivation layers or treatments) appears on 296 US grants and 326 published applications in this corpus.
Search patents in H01S- Granted patents
- 296
- Published applications
- 326
- Assignees
- 125
- Inventors
- 630
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 3 | 0 |
| 1993 | 6 | 0 |
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 8 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 2 |
| 2002 | 4 | 13 |
| 2003 | 8 | 7 |
| 2004 | 13 | 9 |
| 2005 | 1 | 3 |
| 2006 | 8 | 8 |
| 2007 | 2 | 9 |
| 2008 | 1 | 24 |
| 2009 | 9 | 13 |
| 2010 | 21 | 19 |
| 2011 | 9 | 10 |
| 2012 | 8 | 9 |
| 2013 | 11 | 11 |
| 2014 | 9 | 12 |
| 2015 | 13 | 5 |
| 2016 | 12 | 8 |
| 2017 | 8 | 7 |
| 2018 | 10 | 21 |
| 2019 | 16 | 20 |
| 2020 | 18 | 24 |
| 2021 | 18 | 18 |
| 2022 | 17 | 17 |
| 2023 | 18 | 17 |
| 2024 | 12 | 23 |
| 2025 | 10 | 10 |
| 2026 | 2 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Nitride semiconductor laser element25 Aug 2026US 12,719,233 B2Nichia Corporation
- Quantum cascade laser element and quantum cascade laser device6 Jan 2026US 12,519,286 B2Hamamatsu Photonics K.K.
- Edge-emitting semiconductor laser with high thermal conductivity and low reflection front mirror surface23 Sep 2025US 12,424,819 B2Arima Lasers Corp.
- Semiconductor laser element, light emitting device, and method for manufacturing these9 Sep 2025US 12,413,042 B2Nichia Corporation
- Edge-emitting semiconductor laser diode and method of manufacturing the same2 Sep 2025US 12,407,147 B2OSRAM Opto Semiconductors GmbH
- Edge-emitting laser diode, related apparatuses, data storage devices, systems, and methods24 Sep 2026US 2026/0291184 A1Seagate Technology LLC
- Heat management of semiconductor devices using substantially two-dimensional materials17 Sep 2026US 2026/0280227 A1Mellanox Technologies, Ltd.
- Transmitting secret key and/or artificial noise buffer status reports7 May 2026US 2026/0129432 A1QUALCOMM Incorporated
- Light-emitting device9 Apr 2026US 2026/0100554 A1Nichia Corporation
- Semiconductor light-emitting element12 Mar 2026US 2026/0074484 A1Nuvoton Technology Corporation Japan
Most cited
By later US patents
- Semiconductor laser device249US 7,555,025 B2Mitsubishi Electric Corporation · 2009
- Modified wurtzite structure oxide compounds as substrates for III-V nitride compound semiconductor epitaxial thin film growth216US 5,625,202 AUniversity of Central Florida · 1997
- Light-emitting device214US 8,017,932 B2Rohm Co., Ltd. · 2011
- Method of forming a metal contact and passivation of a semiconductor feature164US 7,598,104 B2Agency for Science, Technology and Research · 2009
- Process for passivating semiconductor laser structures with severe steps in surface topography156US 5,851,849 ALucent Technologies Inc. · 1998