H01S 5/1218
In superstructured configuration
Official title: {in superstructured configuration, e.g. more than one period in an alternate sequence}
H01S5/1218 (In superstructured configuration) appears on 59 US grants and 54 published applications in this corpus.
Search patents in H01S- Granted patents
- 59
- Published applications
- 54
- Assignees
- 51
- Inventors
- 141
- Latest grant
- 1 Jul 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 3 | 0 |
| 2001 | 2 | 2 |
| 2002 | 0 | 1 |
| 2003 | 2 | 7 |
| 2004 | 4 | 5 |
| 2005 | 1 | 3 |
| 2006 | 3 | 2 |
| 2007 | 1 | 0 |
| 2008 | 2 | 1 |
| 2009 | 1 | 1 |
| 2010 | 1 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 1 | 4 |
| 2015 | 5 | 3 |
| 2016 | 3 | 2 |
| 2017 | 1 | 0 |
| 2018 | 1 | 5 |
| 2019 | 4 | 2 |
| 2020 | 2 | 4 |
| 2021 | 3 | 4 |
| 2022 | 4 | 3 |
| 2023 | 4 | 1 |
| 2024 | 1 | 2 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Tunable semiconductor laser device1 Jul 2025US 12,348,003 B2II-Vi Delaware, Inc.
- Tunable DBR semiconductor laser2 Jan 2024US 11,862,935 B2Nippon Telegraph and Telephone Corporation
- HAMR recording head with external cavity laser using a near-field transducer as a reflector21 Nov 2023US 11,823,708 B1Seagate Technology LLC
- Wavelength-selectable laser diode and optical communication apparatus including same25 Jul 2023US 11,710,938 B2Electronics and Telecommunications Research Institute
- Thermally tunable laser and method for fabricating such laser4 Jul 2023US 11,695,250 B2Fraunhofer-Gesellschaft Zur F Rderung Der Angewandten Forschung E.V.
- Systems and methods to filter optical wavelengths21 Nov 2024US 2024/0388063 A1Huawei Technologies Canada Co., Ltd.
- Wavelength Tunable Optical Transmitter8 Feb 2024US 2024/0047941 A1Nippon Telegraph and Telephone Corporation
- Tunable semiconductor laser device9 Nov 2023US 2023/0361529 A1II-Vi Delaware, Inc.
- Technologies for a phase-locked terahertz plasmonic laser array with microcavities10 Nov 2022US 2022/0360045 A1Lehigh University
- Electrically driven organic semiconductor laser diode, and method for producing same21 Jul 2022US 2022/0231481 A1Koala Tech Inc.
Most cited
By later US patents
- Distributed reflector and wavelength-tunable semiconductor laser66US 5,325,392 ANippon Telegraph and Telephone Corporation · 1994
- Widely wavelength tunable integrated semiconductor device and method for widely tuning semiconductor devices60US 6,728,279 B1Interuniversitair Microelektronica Centrum · 2004
- Semiconductor device having diffraction grating40US 5,663,592 ACanon Kabushiki Kaisha · 1997
- Widely wavelength tunable integrated semiconductor device and method for widely wavelength tuning semiconductor devices40US 7,058,096 B2Interuniversitair Microelektronica Centrum (IMEC) vzw · 2006
- Overlapping multiple fiber Bragg gratings36US 6,275,511 B1E-Tek Dynamics, Inc. · 2001