H01S 5/0265
Intensity modulators
Official title: {Intensity modulators (intra-cavity modulators H01S5/0625)}
H01S5/0265 (Intensity modulators) appears on 979 US grants and 999 published applications in this corpus.
Search patents in H01S- Granted patents
- 979
- Published applications
- 999
- Assignees
- 325
- Inventors
- 1,646
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 5 | 0 |
| 1989 | 5 | 0 |
| 1990 | 2 | 0 |
| 1991 | 4 | 0 |
| 1992 | 4 | 0 |
| 1993 | 4 | 0 |
| 1994 | 7 | 0 |
| 1995 | 11 | 0 |
| 1996 | 15 | 0 |
| 1997 | 14 | 0 |
| 1998 | 25 | 0 |
| 1999 | 16 | 0 |
| 2000 | 20 | 0 |
| 2001 | 33 | 13 |
| 2002 | 26 | 39 |
| 2003 | 36 | 45 |
| 2004 | 29 | 41 |
| 2005 | 27 | 70 |
| 2006 | 69 | 31 |
| 2007 | 25 | 43 |
| 2008 | 20 | 25 |
| 2009 | 39 | 27 |
| 2010 | 25 | 31 |
| 2011 | 17 | 27 |
| 2012 | 24 | 25 |
| 2013 | 30 | 38 |
| 2014 | 30 | 22 |
| 2015 | 32 | 41 |
| 2016 | 30 | 34 |
| 2017 | 44 | 23 |
| 2018 | 24 | 33 |
| 2019 | 32 | 36 |
| 2020 | 31 | 50 |
| 2021 | 36 | 58 |
| 2022 | 32 | 70 |
| 2023 | 34 | 49 |
| 2024 | 37 | 49 |
| 2025 | 45 | 43 |
| 2026 | 27 | 36 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Hybrid quantum-classical communication system6 Oct 2026US 12,756,480 B2General Dynamics Mission Systems, Inc.
- Broadened spectrum laser diode for display device29 Sep 2026US 12,749,869 B2Microsoft Technology Licensing, LLC
- Micro-ring laser bandwidth enhancement with micro-ring resonator11 Aug 2026US 12,706,441 B2Hewlett Packard Enterprise Development LP
- Semiconductor optical device28 Jul 2026US 12,695,268 B2LumentumRadiant GmbH
- Semiconductor laser device21 Jul 2026US 12,689,179 B2Mitsubishi Electric Corporation
- Electro-absorption modulator and optical modulator integrated laser device1 Oct 2026US 2026/0299369 A1Sumitomo Electric Device Innovations, Inc.
- Semiconductor optical device24 Sep 2026US 2026/0291183 A1Lumentum Japan, Inc.
- Semiconductor optical integrated device and semiconductor optical apparatus10 Sep 2026US 2026/0269562 A1Lumentum Operations LLC
- Semiconductor optical modulator, semiconductor optical integrated device, and semiconductor optical apparatus10 Sep 2026US 2026/0269563 A1Lumentum Operations LLC
- Optical Modulator and Optical Transmitter27 Aug 2026US 2026/0251923 A1Nippon Telegraph and Telephone Corporation
Most cited
By later US patents
- Mach-Zehnder interferometer using photonic band gap crystals229US 6,917,431 B2Massachusetts Institute of Technology · 2005
- Net strain reduction in integrated laser-modulator190US 6,239,454 B1Lucent Technologies Inc. · 2001
- Wavelength division multiplexed optical communication transmitters142US 5,394,489 AAT&T Corp. · 1995
- Method of and device for driving optical modulator, and optical communications system118US 5,917,637 AFujitsu Limited · 1999
- Frequency converted laser diode and lens system therefor110US 5,321,718 ASDL, Inc. · 1994