H01S 5/2234
Having a structured substrate surface
Official title: {having a structured substrate surface}
H01S5/2234 (Having a structured substrate surface) appears on 135 US grants and 16 published applications in this corpus.
Search patents in H01S- Granted patents
- 135
- Published applications
- 16
- Assignees
- 37
- Inventors
- 179
- Latest grant
- 17 Dec 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 3 | 0 |
| 1981 | 4 | 0 |
| 1982 | 5 | 0 |
| 1983 | 5 | 0 |
| 1984 | 7 | 0 |
| 1985 | 8 | 0 |
| 1986 | 12 | 0 |
| 1987 | 9 | 0 |
| 1988 | 10 | 0 |
| 1989 | 10 | 0 |
| 1990 | 9 | 0 |
| 1991 | 3 | 0 |
| 1992 | 9 | 0 |
| 1993 | 6 | 0 |
| 1994 | 7 | 0 |
| 1995 | 4 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 2 |
| 2003 | 0 | 1 |
| 2004 | 0 | 1 |
| 2005 | 2 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 2 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 1 | 2 |
| 2012 | 1 | 0 |
| 2013 | 2 | 1 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 1 | 1 |
| 2017 | 1 | 0 |
| 2018 | 0 | 1 |
| 2019 | 2 | 0 |
| 2020 | 0 | 1 |
| 2021 | 1 | 0 |
| 2022 | 0 | 1 |
| 2023 | 0 | 1 |
| 2024 | 2 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Method for fabricating semiconductor device17 Dec 2024US 12,170,436 B2Modulight Corporation
- Semiconductor optical device and optical transceiver module5 Nov 2024US 12,136,797 B2Lumentum Operations LLC
- Semiconductor optical device and optical transceiver module28 Sep 2021US 11,133,646 B2Lumentum Japan, Inc.
- Light-emitter-based devices with lattice-mismatched semiconductor structures5 Nov 2019US 10,468,551 B2Taiwan Semiconductor Manufacturing Company.Ltd
- Laser diode15 Jan 2019US 10,181,695 B2OSRAM Opto Semiconductors GmbH
- Method for fabricating semiconductor device6 Jul 2023US 2023/0216278 A1Modulight Corporation
- Semiconductor optical device and optical transceiver module6 Jan 2022US 2022/0006257 A1Lumentum Japan, Inc.
- Semiconductor optical device and optical transceiver module6 Feb 2020US 2020/0044417 A1Lumentum Japan, Inc.
- Laser diode22 Mar 2018US 2018/0083415 A1OSRAM Opto Semiconductors GmbH
- Flip chip type laser diode and lateral chip type laser diode21 Apr 2016US 2016/0111855 A1PlayNitride Inc.
Most cited
By later US patents
- Distributed feedback-channeled substrate planar semiconductor laser80US 5,295,150 AEastman Kodak Company · 1994
- Channeled mesa laser49US 4,317,085 AXerox Corporation · 1982
- High output power injection lasers38US 4,328,469 AXerox Corporation · 1982
- Method of making a semiconductor device utilizing crystal orientation dependence of impurity concentration36US 5,668,048 AFujitsu Limited · 1997
- Buried-heterostructure diode injection laser35US 3,978,428 AXerox Corporation · 1976