H04B 10/2587
Using a single light source for multiple stations
Official title: using a single light source for multiple stations
H04B10/2587 (Using a single light source for multiple stations) appears on 187 US grants and 182 published applications in this corpus.
Search patents in H04B- Granted patents
- 187
- Published applications
- 182
- Assignees
- 125
- Inventors
- 450
- Latest grant
- 26 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 3 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 3 | 0 |
| 1988 | 2 | 0 |
| 1989 | 4 | 0 |
| 1990 | 5 | 0 |
| 1991 | 3 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 4 | 0 |
| 1997 | 1 | 0 |
| 1998 | 4 | 0 |
| 1999 | 2 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 2 |
| 2002 | 2 | 6 |
| 2003 | 1 | 4 |
| 2004 | 2 | 6 |
| 2005 | 2 | 8 |
| 2006 | 5 | 11 |
| 2007 | 3 | 8 |
| 2008 | 4 | 6 |
| 2009 | 4 | 11 |
| 2010 | 7 | 15 |
| 2011 | 5 | 12 |
| 2012 | 9 | 12 |
| 2013 | 14 | 3 |
| 2014 | 9 | 9 |
| 2015 | 12 | 7 |
| 2016 | 6 | 6 |
| 2017 | 8 | 9 |
| 2018 | 5 | 11 |
| 2019 | 11 | 8 |
| 2020 | 8 | 5 |
| 2021 | 3 | 4 |
| 2022 | 5 | 5 |
| 2023 | 5 | 7 |
| 2024 | 5 | 6 |
| 2025 | 4 | 0 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Self-compensating polarization modulator26 May 2026US 12,640,813 B2Tesat-Spacecom GmbH & Co. KG
- Optical module, processing component, plug component, system, and method30 Dec 2025US 12,512,912 B2Huawei Technologies Co., Ltd.
- Monitoring signal light output apparatus, submarine apparatus, and optical communication system21 Oct 2025US 12,451,962 B2NEC Corporation
- Optical aircraft network8 Jul 2025US 12,355,488 B2The Boeing Company
- Laserless optical transceiver7 Jan 2025US 12,191,910 B2Cisco Technology, Inc.
- Communication method, apparatus, and system, and train15 Jan 2026US 2026/0019156 A1Crrc Qingdao Sifang Co., Ltd.
- Optical aircraft network24 Oct 2024US 2024/0356639 A1The Boeing Company
- Optical transmission method and apparatus24 Oct 2024US 2024/0356644 A1Huawei Technologies Co., Ltd.
- Switch and communication system28 Mar 2024US 2024/0107205 A1
- Self-Compensating Polarization Modulator1 Feb 2024US 2024/0039633 A1Tesat-Spacecom GmbH & Co. KG
Most cited
By later US patents
- Communication system based on remote interrogation of terminal equipment96US 5,559,624 ALucent Technologies Inc. · 1996
- Optical identification friend-or-foe80US 5,274,379 AHer Majesty the Queen as represented by the Minister of National Defence of Her Majesty's Canadian Government · 1993
- Modulated retroreflector system74US 4,983,021 A1991
- Retroreflective optical communication system66US 4,777,660 AOptelecom, Inc. · 1988
- Retro-reflective optical transceiver62US 5,121,242 AMartin Marietta Corporation · 1992