G02B 6/4469
Security aspects
Official title: {Security aspects}
G02B6/4469 (Security aspects) appears on 87 US grants and 68 published applications in this corpus.
Search patents in G02B- Granted patents
- 87
- Published applications
- 68
- Assignees
- 64
- Inventors
- 173
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 3 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 4 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 2 |
| 2003 | 2 | 2 |
| 2004 | 1 | 3 |
| 2005 | 2 | 2 |
| 2006 | 4 | 7 |
| 2007 | 1 | 2 |
| 2008 | 4 | 4 |
| 2009 | 1 | 2 |
| 2010 | 2 | 0 |
| 2011 | 1 | 3 |
| 2012 | 2 | 3 |
| 2013 | 1 | 2 |
| 2014 | 3 | 4 |
| 2015 | 3 | 4 |
| 2016 | 2 | 1 |
| 2017 | 6 | 5 |
| 2018 | 3 | 2 |
| 2019 | 2 | 3 |
| 2020 | 2 | 0 |
| 2021 | 1 | 5 |
| 2022 | 3 | 4 |
| 2023 | 5 | 2 |
| 2024 | 0 | 4 |
| 2025 | 1 | 2 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Transmission line monitoring system testing28 Jul 2026US 12,694,768 B2CyberSecure IPS, LLC
- Transmission line monitoring system testing2 Sep 2025US 12,406,558 B2CyberSecure IPS, LLC
- Cable anchoring24 Oct 2023US 11,796,745 B2Go!Foton Holdings, Inc.
- Telecommunications enclosure with modular locking system26 Sep 2023US 11,770,910 B2CommScope Technologies LLC
- Test device for verifying operation of an optical fiber monitoring system utilizing direct optical injection22 Aug 2023US 11,735,016 B2CyberSecure IPS, LLC
- Transmission line monitoring system testing20 Nov 2025US 2025/0356746 A1CyberSecure IPS, LLC
- Strand mounted terminal for a fiber optic network and method of making same3 Apr 2025US 2025/0110305 A1Corning Research & Development Corporation
- Sensor for fiber optic closures26 Dec 2024US 2024/0427093 A1CommScope Technologies LLC
- Fiber Optic Cable Protector12 Dec 2024US 2024/0411099 A1Eas IP, LLC
- Cable access terminal configured to permit access to a component in the terminal and prevent access to another component in the terminal7 Nov 2024US 2024/0369795 A1Ppc Broadband, Inc.
Most cited
By later US patents
- Pipe liner and monitoring system142US 5,551,484 A1996
- Secure optical communication components, method, and system68US 4,217,488 ABell Telephone Laboratories, Incorporated · 1980
- Multi-core optical communications fiber65US 4,000,416 AInternational Telephone and Telegraph Corporation · 1976
- Liquid leakage detection system56US 4,270,049 AIshikawajima-Harima Jukogyo Kabushiki Kaisha · 1981
- Monitoring system for fiber optic cables utilizing an OTDR for detection of signal loss and automatic location of faults in the cable54US 5,093,568 A1992