H01S 5/2054
Methods of obtaining the confinement
Official title: {Methods of obtaining the confinement}
H01S5/2054 (Methods of obtaining the confinement) appears on 1,563 US grants and 1,195 published applications in this corpus.
Search patents in H01S- Granted patents
- 1,563
- Published applications
- 1,195
- Assignees
- 440
- Inventors
- 2,405
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 4 | 0 |
| 1978 | 2 | 0 |
| 1979 | 3 | 0 |
| 1980 | 3 | 0 |
| 1981 | 7 | 0 |
| 1982 | 8 | 0 |
| 1983 | 5 | 0 |
| 1984 | 9 | 0 |
| 1985 | 11 | 0 |
| 1986 | 5 | 0 |
| 1987 | 14 | 0 |
| 1988 | 22 | 0 |
| 1989 | 20 | 0 |
| 1990 | 15 | 0 |
| 1991 | 24 | 0 |
| 1992 | 32 | 0 |
| 1993 | 30 | 0 |
| 1994 | 39 | 0 |
| 1995 | 35 | 0 |
| 1996 | 42 | 0 |
| 1997 | 36 | 0 |
| 1998 | 72 | 0 |
| 1999 | 54 | 0 |
| 2000 | 51 | 0 |
| 2001 | 42 | 16 |
| 2002 | 36 | 87 |
| 2003 | 66 | 73 |
| 2004 | 66 | 66 |
| 2005 | 41 | 74 |
| 2006 | 66 | 36 |
| 2007 | 37 | 50 |
| 2008 | 33 | 39 |
| 2009 | 39 | 47 |
| 2010 | 50 | 32 |
| 2011 | 35 | 33 |
| 2012 | 26 | 23 |
| 2013 | 30 | 33 |
| 2014 | 30 | 25 |
| 2015 | 30 | 28 |
| 2016 | 21 | 22 |
| 2017 | 26 | 44 |
| 2018 | 24 | 40 |
| 2019 | 52 | 55 |
| 2020 | 48 | 52 |
| 2021 | 34 | 70 |
| 2022 | 32 | 53 |
| 2023 | 49 | 67 |
| 2024 | 46 | 62 |
| 2025 | 38 | 36 |
| 2026 | 16 | 32 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
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- Apparatus for generating laser radiation with a lateral current injection laser arrangement and a cavity, and method for manufacturing the same30 Jun 2026US 12,671,230 B2Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e. V.
- Surface emitting laser apparatus and method for manufacturing the same19 May 2026US 12,633,723 B2Hlj Technology Co., Ltd.
- Semiconductor laser element and method of producing semiconductor laser element5 May 2026US 12,620,770 B2Sony Group Corporation
- Oxide aperture shaping in vertical cavity surface-emitting laser10 Sep 2026US 2026/0269569 A1II-Vi Delaware, Inc.
- Surface-emitting element20 Aug 2026US 2026/0246234 A1Sony Semiconductor Solutions Corporation
- Semiconductor laser device and optical apparatus20 Aug 2026US 2026/0246240 A1Ushio Denki Kabushiki Kaisha
- Vcsel with tunable grating13 Aug 2026US 2026/0237968 A1Bandwidth10, LTD.
- Hcg tunable vcsel with fully oxidized bottom dbr (gaas based vcsel)13 Aug 2026US 2026/0237969 A1Bandwidth10, LTD.
Most cited
By later US patents
- High performance gaas devices and method497US 5,436,499 ASpire Corporation · 1995
- Vertical cavity surface emitting laser device278US 7,483,466 B2Canon Kabushiki Kaisha · 2009
- Thin film deposition method of nitride semiconductor and nitride semiconductor light emitting device248US 6,920,166 B2Nippon Telegraph and Telephone Corporation · 2005
- Self-aligned multi-dielectric-layer lift off process for laser diode stripes231US 8,143,148 B1Soraa, Inc. · 2012
- Net strain reduction in integrated laser-modulator190US 6,239,454 B1Lucent Technologies Inc. · 2001