H01S 5/204
Strongly index guided structures
Official title: {Strongly index guided structures}
H01S5/204 (Strongly index guided structures) appears on 113 US grants and 96 published applications in this corpus.
Search patents in H01S- Granted patents
- 113
- Published applications
- 96
- Assignees
- 76
- Inventors
- 266
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 3 | 0 |
| 1998 | 8 | 0 |
| 1999 | 6 | 0 |
| 2000 | 3 | 0 |
| 2001 | 2 | 3 |
| 2002 | 3 | 3 |
| 2003 | 2 | 6 |
| 2004 | 5 | 6 |
| 2005 | 2 | 4 |
| 2006 | 7 | 5 |
| 2007 | 2 | 11 |
| 2008 | 3 | 3 |
| 2009 | 4 | 8 |
| 2010 | 9 | 3 |
| 2011 | 5 | 2 |
| 2012 | 2 | 0 |
| 2013 | 2 | 1 |
| 2014 | 0 | 4 |
| 2015 | 6 | 4 |
| 2016 | 3 | 4 |
| 2017 | 3 | 3 |
| 2018 | 5 | 1 |
| 2019 | 2 | 3 |
| 2020 | 1 | 4 |
| 2021 | 4 | 4 |
| 2022 | 2 | 4 |
| 2023 | 4 | 6 |
| 2024 | 2 | 2 |
| 2025 | 1 | 0 |
| 2026 | 3 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Quantum cascade laser element, quantum cascade laser device, and method for manufacturing quantum cascade laser element25 Aug 2026US 12,719,240 B2Hamamatsu Photonics K.K.
- Apparatus for generating laser radiation with a lateral current injection laser arrangement and a cavity, and method for manufacturing the same30 Jun 2026US 12,671,230 B2Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e. V.
- Two-segment DBR laser and monolithically integrated array light source chip7 Apr 2026US 12,597,758 B2Huawei Technologies Co., Ltd.
- Spot-size converter25 Mar 2025US 12,259,561 B2II-Vi Delaware, Inc.
- Thermally-controlled photonic structure12 Nov 2024US 12,142,893 B2Lumentum Operations LLC
- Surface-emitting laser element6 Aug 2026US 2026/0229839 A1Kyoto University
- Suspended active photonic devices2 Jul 2026US 2026/0188978 A1Sivers Photonics Limited
- Spot-size converter20 Jun 2024US 2024/0201507 A1II-Vi Delaware, Inc.
- Room temperature lasing from semiconducting single walled carbon nanotubes29 Feb 2024US 2024/0072515 A1Northwestern University
- Semiconductor laser element30 Nov 2023US 2023/0387664 A1Panasonic Holdings Corporation
Most cited
By later US patents
- Semiconductor diode laser having improved performance and method of manufacturing same51US 5,574,743 AU. S. Philips Corporation · 1996
- Resonant microcavities employing one-dimensionally periodic dielectric waveguides44US 5,682,401 AMassachusetts Institute of Technology · 1997
- Radiation-emitting index-guided semiconductor diode36US 5,812,578 AU. S. Philips Corporation · 1998
- Nanowire photonic apparatus employing optical field confinement35US 7,474,811 B1Hewlett-Packard Development Company, L. P. · 2009
- Buried lateral index guided lasers and lasers with lateral current blocking layers34US 7,526,007 B2Palo Alto Research Center Incorporated · 2009