H01S 5/3077
Plane dependent doping
Official title: {plane dependent doping}
H01S5/3077 (Plane dependent doping) appears on 62 US grants and 53 published applications in this corpus.
Search patents in H01S- Granted patents
- 62
- Published applications
- 53
- Assignees
- 48
- Inventors
- 150
- Latest grant
- 10 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 5 | 0 |
| 1998 | 4 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 1 |
| 2002 | 0 | 1 |
| 2003 | 1 | 1 |
| 2004 | 0 | 1 |
| 2005 | 1 | 1 |
| 2006 | 1 | 3 |
| 2007 | 0 | 3 |
| 2008 | 0 | 2 |
| 2009 | 2 | 1 |
| 2010 | 3 | 4 |
| 2011 | 1 | 3 |
| 2012 | 4 | 2 |
| 2013 | 2 | 2 |
| 2014 | 1 | 1 |
| 2015 | 1 | 0 |
| 2016 | 0 | 1 |
| 2017 | 0 | 0 |
| 2018 | 1 | 1 |
| 2019 | 0 | 2 |
| 2020 | 2 | 4 |
| 2021 | 4 | 5 |
| 2022 | 3 | 7 |
| 2023 | 3 | 0 |
| 2024 | 5 | 2 |
| 2025 | 1 | 2 |
| 2026 | 1 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- VCSEL with protrusion having inclined side walls formed in p-side semiconductor layer10 Mar 2026US 12,573,818 B2Nichia Corporation
- Edge emitting laser device15 Apr 2025US 12,278,464 B2Abocom Systems, Inc.
- Laser element24 Dec 2024US 12,176,683 B2Sharp Fukuyama Laser Co., Ltd.
- Semiconductor integrated circuit and methodology for making same24 Sep 2024US 12,100,930 B2
- Surface emitting laser device, light-emitting device including the same and manufacturing method thereof30 Jul 2024US 12,051,886 B2Suzhou Lekin Semiconductor Co., Ltd.
- Semiconductor optical amplifier for laser devices, particularly of the quantum cascade type, and laser device comprising said optical amplifier8 Oct 2026US 2026/0312369 A1Pjfc Semiconductors Societa' A Responsabilita' Limitata Semplificata
- Edge-emitting semiconductor laser, method of manufacturing a plurality of edge-emitting semiconductor lasers, laser component and method of manufacturing a laser component23 Jul 2026US 2026/0213496 A1ams-OSRAM International GmbH
- Semiconductor laser element and light-emitting device11 Jun 2026US 2026/0163335 A1Quanzhou Sanan Semiconductor Technology Co., Ltd.
- Polarization Doped Current Spreading in Optoelectronic Device4 Dec 2025US 2025/0374714 A1
- Vertical cavity surface emitting laser element30 Oct 2025US 2025/0337220 A1Nichia Corporation
Most cited
By later US patents
- Semiconductor light-emitting device with compound semiconductor layer55US 5,488,233 AKabushiki Kaisha Toshiba · 1996
- Gated resonant tunneling device and fabricating method thereof54US 5,962,864 AKabushiki Kaisha Toshiba · 1999
- Semiconductor device having diffraction grating40US 5,663,592 ACanon Kabushiki Kaisha · 1997
- Method of making a semiconductor device utilizing crystal orientation dependence of impurity concentration36US 5,668,048 AFujitsu Limited · 1997
- Semiconductor laser having a lateral p-n junction utilizing inclined surface and method of manufacturing same24US 4,932,033 ACanon Kabushiki Kaisha · 1990