G08B 13/124
With the breaking or disturbance being optically detected
Official title: {with the breaking or disturbance being optically detected, e.g. optical fibers in the perimeter fence}
G08B13/124 (With the breaking or disturbance being optically detected) appears on 87 US grants and 84 published applications in this corpus.
Search patents in G08B- Granted patents
- 87
- Published applications
- 84
- Assignees
- 51
- Inventors
- 139
- Latest grant
- 6 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 3 | 0 |
| 1982 | 0 | 0 |
| 1983 | 3 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 5 |
| 2005 | 4 | 5 |
| 2006 | 6 | 8 |
| 2007 | 3 | 4 |
| 2008 | 3 | 4 |
| 2009 | 3 | 5 |
| 2010 | 2 | 3 |
| 2011 | 2 | 4 |
| 2012 | 1 | 1 |
| 2013 | 5 | 3 |
| 2014 | 1 | 5 |
| 2015 | 4 | 5 |
| 2016 | 4 | 5 |
| 2017 | 4 | 1 |
| 2018 | 3 | 1 |
| 2019 | 3 | 3 |
| 2020 | 0 | 2 |
| 2021 | 4 | 3 |
| 2022 | 3 | 6 |
| 2023 | 2 | 3 |
| 2024 | 3 | 4 |
| 2025 | 5 | 2 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Security monitoring of an asset using distributed acoustic sensing with selected gauge lengths2 Dec 2025US 12,488,663 B2Network Integrity Systems, Inc.
- Monitoring optical fibers with false alarm suppression using dissimilar algorithms15 Jul 2025US 12,360,004 B2Network Integrity Systems, Inc.
- Pipeline intruder locator system4 Mar 2025US 12,241,596 B1
- Fence monitoring system, fence monitoring apparatus, and fence monitoring method25 Feb 2025US 12,236,761 B2NEC Corporation
- Object intrusion detection system, detection method therefor, and program3 Sep 2026US 2026/0260552 A1NEC Corporation
- Monitoring intrusion events using optical fibers23 Apr 2026US 2026/0110569 A1
- Monitoring optical fibers using a das system with weather suppression18 Dec 2025US 2025/0384757 A1
- Security monitoring of an asset using distributed acoustic sensing with selected gauge lengths6 Mar 2025US 2025/0078635 A1Network Integrity Systems, Inc.
- Monitoring optical fibers with false alarm suppression using dissimilar algorithms18 Apr 2024US 2024/0125671 A1Network Integrity Systems, Inc.
Most cited
By later US patents
- Fiber optic intruder alarm system66US 4,297,684 AHoneywell Inc. · 1981
- Intrusion warning wire fence58US 4,680,573 ACI.KA.RA. S.p.A. · 1987
- Intruder detection security system48US 4,399,430 APilkington P. E. Limited · 1983
- Security fence46US 5,592,149 A1997
- Apparatus for determining break locations in fencing42US 4,450,434 AThe United States of America as represented by the Secretary of the Army · 1984