H01S 5/32333
Based on ingaasp
Official title: {based on InGaAsP}
H01S5/32333 (Based on ingaasp) appears on 51 US grants and 34 published applications in this corpus.
Search patents in H01S- Granted patents
- 51
- Published applications
- 34
- Assignees
- 36
- Inventors
- 133
- Latest grant
- 9 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 4 | 0 |
| 1998 | 7 | 0 |
| 1999 | 4 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 2 |
| 2003 | 2 | 1 |
| 2004 | 1 | 4 |
| 2005 | 1 | 2 |
| 2006 | 3 | 4 |
| 2007 | 2 | 0 |
| 2008 | 0 | 1 |
| 2009 | 2 | 3 |
| 2010 | 3 | 1 |
| 2011 | 2 | 0 |
| 2012 | 0 | 1 |
| 2013 | 1 | 0 |
| 2014 | 0 | 1 |
| 2015 | 2 | 1 |
| 2016 | 0 | 1 |
| 2017 | 3 | 0 |
| 2018 | 0 | 2 |
| 2019 | 2 | 0 |
| 2020 | 1 | 1 |
| 2021 | 1 | 2 |
| 2022 | 1 | 2 |
| 2023 | 1 | 2 |
| 2024 | 1 | 1 |
| 2025 | 1 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Confining features for mode shaping of lasers and coupling with silicon photonic components29 Nov 2022US 11,515,685 B2GLOBALFOUNDRIES U. S. Inc.
- Semiconductor optical element and semiconductor optical device comprising the same30 Nov 2021US 11,189,991 B2Lumentum Japan, Inc.
- Vertical-cavity surface-emitting semiconductor laser and method for manufacturing vertical-cavity surface-emitting semiconductor laser18 Jun 2026US 2026/0171755 A1Sony Group Corporation
- Laser, optical module, and apparatus9 Oct 2025US 2025/0316944 A1Huawei Technologies Co., Ltd.
- Optical semiconductor device, optical integrated device, and manufacturing method for optical semiconductor device21 Nov 2024US 2024/0388065 A1Furukawa Electric Co., Ltd.
- Polymer rod that shapes emitted light into symmetrical light12 Oct 2023US 2023/0324704 A1LESSENGERS Inc.
- Confining features for mode shaping of lasers and coupling with silicon photonic components12 Jan 2023US 2023/0011972 A1GLOBALFOUNDRIES U. S. Inc.
Most cited
By later US patents
- Optical semiconductor device with diffraction grating structure249US 5,926,493 ASDL, Inc. · 1999
- Process for passivating semiconductor laser structures with severe steps in surface topography156US 5,851,849 ALucent Technologies Inc. · 1998
- Tunable wavelength laser37US 7,112,827 B2Fujitsu Limited · 2006
- Semiconductor laser32US 5,995,528 AFuji Photo Film Co., Ltd. · 1999
- Semiconductor laser device24US 6,127,691 AFuji Photo Film Co., Ltd. · 2000