G08B 13/187
By interference of a radiation field
Official title: by interference of a radiation field
G08B13/187 (By interference of a radiation field) appears on 145 US grants and 130 published applications in this corpus.
Search patents in G08B- Granted patents
- 145
- Published applications
- 130
- Assignees
- 95
- Inventors
- 296
- Latest grant
- 14 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 7 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 2 |
| 2003 | 2 | 1 |
| 2004 | 3 | 5 |
| 2005 | 2 | 2 |
| 2006 | 2 | 2 |
| 2007 | 0 | 2 |
| 2008 | 2 | 6 |
| 2009 | 1 | 2 |
| 2010 | 4 | 3 |
| 2011 | 1 | 3 |
| 2012 | 3 | 3 |
| 2013 | 5 | 0 |
| 2014 | 1 | 6 |
| 2015 | 3 | 3 |
| 2016 | 5 | 4 |
| 2017 | 6 | 10 |
| 2018 | 9 | 7 |
| 2019 | 10 | 23 |
| 2020 | 12 | 9 |
| 2021 | 17 | 12 |
| 2022 | 7 | 10 |
| 2023 | 8 | 6 |
| 2024 | 8 | 5 |
| 2025 | 4 | 2 |
| 2026 | 4 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for detecting presence inside a locked vehicle and associated detection device14 Apr 2026US 12,602,984 B2Continental Automotive Technologies GmbH
- Wireless signal monitoring method in private network field17 Mar 2026US 12,579,870 B2Compal Electronics, Inc.
- System, method, and computer readable storage media for millimeter wave radar detection of physical actions coupled with an access point off-load control center17 Feb 2026US 12,555,143 B2Cisco Technology, Inc.
- Control device, network, method and computer program for controlling a presence detection using radio frequency sensing in a network10 Feb 2026US 12,549,976 B2Signify Holding B. V.
- Systems and methods for averting crime with look-ahead analytics16 Sep 2025US 12,417,684 B2Sensormatic Electronics Corporation
- Wireless signal monitoring method in private network field26 Feb 2026US 2026/0057750 A1Compal Electronics, Inc.
- Enhanced radar-based motion detection using event location confirmation15 Jan 2026US 2026/0018048 A1Texas Instruments Incorporated
- Safety sensors22 May 2025US 2025/0166475 A1M&R Technology, LLC
- Method for detecting presence inside a locked vehicle and associated detection device6 Feb 2025US 2025/0046176 A1Continental Automotive Technologies GmbH
- Systems and methods for premises monitoring29 Aug 2024US 2024/0291578 A1Comcast Cable Communications, LLC
Most cited
By later US patents
- System and method for detecting an intruder using impulse radio technology103US 7,129,886 B2Time Domain Corporation · 2006
- Detecting signal modulation for motion detection103US 9,524,628 B1Cognitive Systems Corp. · 2016
- System and method for detecting an intruder using impulse radio technology96US 6,614,384 B2Time Domain Corporation · 2003
- System and method for detecting an intruder using impulse radio technology90US 6,822,604 B2Time Domain Corporation · 2004
- Sliding door sensor84US 5,142,152 AThe Stanley Works · 1992