G08B 29/046
Prevention of tampering with detection circuits
Official title: {prevention of tampering with detection circuits}
G08B29/046 (Prevention of tampering with detection circuits) appears on 373 US grants and 344 published applications in this corpus.
Search patents in G08B- Granted patents
- 373
- Published applications
- 344
- Assignees
- 196
- Inventors
- 681
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 2 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 3 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 5 | 0 |
| 1988 | 2 | 0 |
| 1989 | 8 | 0 |
| 1990 | 4 | 0 |
| 1991 | 3 | 0 |
| 1992 | 4 | 0 |
| 1993 | 3 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 5 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 4 | 0 |
| 2000 | 4 | 0 |
| 2001 | 4 | 1 |
| 2002 | 3 | 2 |
| 2003 | 3 | 4 |
| 2004 | 3 | 5 |
| 2005 | 2 | 15 |
| 2006 | 11 | 6 |
| 2007 | 8 | 6 |
| 2008 | 5 | 10 |
| 2009 | 4 | 20 |
| 2010 | 9 | 9 |
| 2011 | 10 | 13 |
| 2012 | 5 | 10 |
| 2013 | 9 | 11 |
| 2014 | 19 | 16 |
| 2015 | 15 | 11 |
| 2016 | 14 | 13 |
| 2017 | 19 | 20 |
| 2018 | 23 | 24 |
| 2019 | 19 | 23 |
| 2020 | 28 | 26 |
| 2021 | 23 | 18 |
| 2022 | 25 | 22 |
| 2023 | 16 | 16 |
| 2024 | 10 | 18 |
| 2025 | 17 | 18 |
| 2026 | 3 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Electronic monitoring (EM) GPS decision aid18 Aug 2026US 12,711,850 B2The University of Chicago
- Tamper detection3 Feb 2026US 12,542,050 B2Resideo LLC
- Security camera monitoring system and security camera monitoring method20 Jan 2026US 12,530,948 B2NEC Corporation
- Detection circuit and system for detecting detector removal failure2 Dec 2025US 12,488,676 B2Gulf Security Technology Company Limited
- Bracket tamper detection2 Dec 2025US 12,488,677 B2Resideo LLC
- Tamper protecton17 Sep 2026US 2026/0278179 A1
- Anti-theft device with cable attachment6 Aug 2026US 2026/0229099 A1Fasteners for Retail, Inc.
- Methods and systems for tampering detection of a microphone device25 Jun 2026US 2026/0181342 A1Axis AB
- Bracket tamper detection26 Feb 2026US 2026/0057762 A1Resideo LLC
- Surveillance camera22 Jan 2026US 2026/0024425 A1CareFusion 303, Inc.
Most cited
By later US patents
- Conductive tamper switch for security devices1,207US 7,388,484 B2Honeywell International Inc. · 2008
- Global security system519US 5,497,149 A1996
- Personal tracking device353US 7,015,817 B22006
- Virtual sensors291US 9,064,394 B1Alarm.com Incorporated · 2015
- System and method for alarm signaling during alarm system destruction272US 7,619,512 B2Alarm.com Incorporated · 2009