H01S 5/168
With window regions comprising current blocking layers
Official title: {with window regions comprising current blocking layers}
H01S5/168 (With window regions comprising current blocking layers) appears on 100 US grants and 94 published applications in this corpus.
Search patents in H01S- Granted patents
- 100
- Published applications
- 94
- Assignees
- 63
- Inventors
- 262
- Latest grant
- 10 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 4 | 0 |
| 1991 | 4 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 3 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 2 |
| 2002 | 2 | 6 |
| 2003 | 4 | 8 |
| 2004 | 3 | 7 |
| 2005 | 6 | 4 |
| 2006 | 6 | 6 |
| 2007 | 3 | 4 |
| 2008 | 3 | 1 |
| 2009 | 3 | 1 |
| 2010 | 4 | 10 |
| 2011 | 0 | 0 |
| 2012 | 2 | 4 |
| 2013 | 3 | 1 |
| 2014 | 4 | 0 |
| 2015 | 0 | 1 |
| 2016 | 1 | 2 |
| 2017 | 3 | 4 |
| 2018 | 2 | 2 |
| 2019 | 2 | 3 |
| 2020 | 3 | 6 |
| 2021 | 2 | 5 |
| 2022 | 1 | 2 |
| 2023 | 3 | 6 |
| 2024 | 4 | 7 |
| 2025 | 7 | 1 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Semiconductor laser for preventing hole burning effect10 Mar 2026US 12,573,815 B2Lumentum Japan, Inc.
- High-reliability low-defect semiconductor light-emitting device and method for manufacturing same3 Feb 2026US 12,542,416 B2Everbright Institute of Semiconductor Photonics Co., Ltd.
- Laser diode and method for manufacturing the same23 Dec 2025US 12,506,324 B2Quanzhou Sanan Semiconductor Technology Co., Ltd.
- Semiconductor laser having improved facet reliability16 Dec 2025US 12,500,393 B2MACOM Technology Solutions Holdings, Inc.
- Laser chip and preparation method therefor25 Nov 2025US 12,483,004 B2Shenzhen Rubeust Technology Limited
- 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
- Light-emitting diode12 Jun 2025US 2025/0192521 A1ams-OSRAM International GmbH
- Control Of Current Spread In Semiconductor Laser Devices12 Dec 2024US 2024/0413612 A1II-Vi Delaware, Inc.
- Edge-emitting laser diode with increased cod threshold3 Oct 2024US 2024/0332906 A1Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e. V.
- High-reliability low-defect semiconductor light-emitting device and method for manufacturing same4 Jul 2024US 2024/0222931 A1Everybright Institute of Semiconductor Photonics Co., Ltd.
Most cited
By later US patents
- Semiconductor devices and methods59US 5,581,571 AThe Board of Trustees of the University of Illinois · 1996
- Semiconductor laser with COD preventing disordered regions27US 5,469,457 AMitsubishi Denki Kabushiki Kaisha · 1995
- Method of fabricating a semiconductor device by oxidizing aluminum-bearing 1H-V semiconductor in water vapor environment27US 5,550,081 AThe Board of Trustees of the University of Illinois · 1996
- Edge emitting semiconductor laser and semiconductor laser module23US 6,928,097 B2NEC Corporation · 2005
- Semiconductor laser18US 4,964,135 AMitsubishi Denki Kabushiki Kaisha · 1990