H01S 5/0601
Comprising an absorbing region
Official title: {comprising an absorbing region (H01S5/0604, H01S5/0607, H01S5/0615 and H01S5/065 take precedence; bistable laser devices in general G02F3/026)}
H01S5/0601 (Comprising an absorbing region) appears on 197 US grants and 147 published applications in this corpus.
Search patents in H01S- Granted patents
- 197
- Published applications
- 147
- Assignees
- 115
- Inventors
- 425
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 3 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 5 | 0 |
| 1989 | 5 | 0 |
| 1990 | 2 | 0 |
| 1991 | 5 | 0 |
| 1992 | 6 | 0 |
| 1993 | 7 | 0 |
| 1994 | 4 | 0 |
| 1995 | 4 | 0 |
| 1996 | 4 | 0 |
| 1997 | 1 | 0 |
| 1998 | 8 | 0 |
| 1999 | 2 | 0 |
| 2000 | 8 | 0 |
| 2001 | 2 | 2 |
| 2002 | 5 | 5 |
| 2003 | 6 | 6 |
| 2004 | 5 | 5 |
| 2005 | 2 | 4 |
| 2006 | 4 | 7 |
| 2007 | 5 | 6 |
| 2008 | 2 | 2 |
| 2009 | 6 | 3 |
| 2010 | 1 | 7 |
| 2011 | 7 | 7 |
| 2012 | 4 | 5 |
| 2013 | 5 | 10 |
| 2014 | 8 | 4 |
| 2015 | 8 | 4 |
| 2016 | 5 | 3 |
| 2017 | 3 | 4 |
| 2018 | 6 | 4 |
| 2019 | 3 | 7 |
| 2020 | 7 | 7 |
| 2021 | 3 | 8 |
| 2022 | 4 | 16 |
| 2023 | 6 | 9 |
| 2024 | 4 | 6 |
| 2025 | 12 | 2 |
| 2026 | 6 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Light emitting element29 Sep 2026US 12,749,868 B2Sony Group Corporation
- Broadened spectrum laser diode for display device29 Sep 2026US 12,749,869 B2Microsoft Technology Licensing, LLC
- Three terminal broad area laser2 Jun 2026US 12,644,969 B2Waymo LLC
- High bandwidth travelling wave electro absorption modulator (EAM) chip5 May 2026US 12,619,108 B2Mellanox Technologies, Ltd.
- VCSEL with increased wavelength dependence on driving current21 Apr 2026US 12,609,508 B2Trumpf Photonic Components GmbH
- Two-dimensional grating surface-emitting laser ("2d-grsel")20 Aug 2026US 2026/0246230 A1
- Optoelectronic semiconductor component20 Aug 2026US 2026/0246233 A1ams-OSRAM International GmbH
- Optically pumped microchip laser and a method for generating electromagnetic laser radiation25 Jun 2026US 2026/0180284 A1Picophotonics Ltd.
- Light emitting device, ranging device, and movable body2 Apr 2026US 2026/0095027 A1Canon Kabushiki Kaisha
- Light emitting device and ranging device20 Nov 2025US 2025/0357727 A1Canon Kabushiki Kaisha
Most cited
By later US patents
- Multi-gigahertz frequency-modulated vertical-cavity surface emitting laser103US 5,574,738 AHoneywell Inc. · 1996
- Optical modulator103US 7,313,291 B2Modulight Corporation · 2007
- Bistable element99US 8,774,572 B2Kyushu University, National University Corporation · 2014
- Semiconductor optical waveguide device, optical control type optical switch, and wavelength conversion device89US 5,754,714 AKabushiki Kaisha Toshiba · 1998
- Multiple-cavity semiconductor laser capable of generating ultrashort light pulse train with ultrahigh repetition rate87US 5,586,138 ANEC Corporation · 1996