H04B 10/503
Laser transmitters
Official title: {Laser transmitters}
H04B10/503 (Laser transmitters) appears on 3,269 US grants and 3,268 published applications in this corpus.
Search patents in H04B- Granted patents
- 3,269
- Published applications
- 3,268
- Assignees
- 915
- Inventors
- 5,303
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 5 | 0 |
| 1978 | 1 | 0 |
| 1979 | 4 | 0 |
| 1980 | 3 | 0 |
| 1981 | 4 | 0 |
| 1982 | 4 | 0 |
| 1983 | 5 | 0 |
| 1984 | 5 | 0 |
| 1985 | 5 | 0 |
| 1986 | 4 | 0 |
| 1987 | 8 | 0 |
| 1988 | 3 | 0 |
| 1989 | 4 | 0 |
| 1990 | 4 | 0 |
| 1991 | 24 | 0 |
| 1992 | 18 | 0 |
| 1993 | 19 | 0 |
| 1994 | 34 | 0 |
| 1995 | 15 | 0 |
| 1996 | 16 | 0 |
| 1997 | 15 | 0 |
| 1998 | 34 | 0 |
| 1999 | 35 | 0 |
| 2000 | 41 | 0 |
| 2001 | 55 | 16 |
| 2002 | 47 | 103 |
| 2003 | 79 | 113 |
| 2004 | 70 | 136 |
| 2005 | 56 | 121 |
| 2006 | 99 | 80 |
| 2007 | 62 | 85 |
| 2008 | 87 | 88 |
| 2009 | 82 | 76 |
| 2010 | 80 | 94 |
| 2011 | 77 | 64 |
| 2012 | 63 | 88 |
| 2013 | 69 | 79 |
| 2014 | 98 | 93 |
| 2015 | 100 | 127 |
| 2016 | 151 | 158 |
| 2017 | 163 | 188 |
| 2018 | 174 | 209 |
| 2019 | 236 | 185 |
| 2020 | 205 | 199 |
| 2021 | 175 | 190 |
| 2022 | 186 | 187 |
| 2023 | 157 | 164 |
| 2024 | 154 | 168 |
| 2025 | 135 | 135 |
| 2026 | 95 | 122 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Electronic devices employing optical communications6 Oct 2026US 12,756,464 B2Hewlett-Packard Development Company, L. P.
- Beat-note stabilized laser with received-power tracker6 Oct 2026US 12,756,474 B2ColdQuanta, Inc.
- Independent channel control in coherent optics6 Oct 2026US 12,756,475 B2Hewlett Packard Enterprise Development LP
- Multi-channel analog-signal-input to digital-signal-output down-conversion and digital-signal-input to analog-signal-output up-conversion photonics microwave systems based on quantum dot multi-wavelength lasers6 Oct 2026US 12,756,481 B2
- Composition and method for making picocrystalline artificial borane atoms6 Oct 2026US 12,757,646 B2SemiNuclear, Inc.
- Assembly for transmitting light and optical transceiver including same8 Oct 2026US 2026/0312685 A1Optomind Inc.
- Optical transmission system and operating method thereof8 Oct 2026US 2026/0312690 A1Agency for Defense Development
- Semiconductor structure1 Oct 2026US 2026/0299197 A1Taiwan Semiconductor Manufacturing Company.Ltd
- Electronic apparatus, optical communication performance verification method thereof, and non-transitory computer-readable recording medium comprising a computer program for performing the method1 Oct 2026US 2026/0303210 A1Agency for Defense Development
- Bi-directional dense wavelength multiplexed optical communication systems1 Oct 2026US 2026/0303217 A1Quintessent Inc.
Most cited
By later US patents
- Crosstalk-free signal source for dense wavelength division multiplexed systems308US 6,233,080 B1Ciena Corporation · 2001
- Method and apparatus for transmitting broadband amplitude modulated radio frequency signals over optical links204US 5,191,459 AScientific-Atlanta, Inc. · 1993
- Method and apparatus for improving spectral efficiency in wavelength division multiplexed transmission systems196US 6,134,033 ATyco Submarine Systems Ltd. · 2000
- Synchronous quantized subcarrier multiplexer for digital transport of video, voice and data158US 4,999,831 AUnited Telecommunications, Inc. · 1991
- RF processing system and method153US 10,630,391 B1MagiQ Technologies, Inc. · 2020