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Class Information
Number: 340/547
Name: Communications: electrical > Condition responsive indicating system > Specific condition > Intrusion detection > Door or window movement > Specified sensor > Magnetic sensor
Description: Subject matter in which movement is detected by a device containing or responsive to, a magnet or electromagnet.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 8688407 |
Method, device and computer program product for magnetic tamper detection in a meter |
Apr. 1, 2014 |
| 8659425 |
Window safety and security device |
Feb. 25, 2014 |
| 8653974 |
Interface between an object such as a firearm and an alarm or monitoring system |
Feb. 18, 2014 |
| 8648720 |
High security burglar alarm device |
Feb. 11, 2014 |
| 8624736 |
Status monitoring system for a fenestration unit |
Jan. 7, 2014 |
| 8587430 |
Active logistical tag for cargo |
Nov. 19, 2013 |
| 8576073 |
Gesture-based user interface for a wearable portable device |
Nov. 5, 2013 |
| 8552875 |
Efficient and safe door locking control in power-off and power-on conditions |
Oct. 8, 2013 |
| 8471704 |
Door system comprising a sensor device for monitoring vertical door edges |
Jun. 25, 2013 |
| 8465859 |
Current sensor |
Jun. 18, 2013 |
| 8421611 |
Trailer axle adjustment sensor and indication system and method |
Apr. 16, 2013 |
| 8400301 |
Window safety and security device |
Mar. 19, 2013 |
| 8314698 |
Anti-tamper assembly for surface mounted security switch |
Nov. 20, 2012 |
| 8314713 |
Method for monitoring the operation of a metal detection system and metal detection system |
Nov. 20, 2012 |
| 8299933 |
Display blanking controller for portable electronic device |
Oct. 30, 2012 |
| 8269627 |
Status monitoring system for a fenestration unit |
Sep. 18, 2012 |
| 8154404 |
Method and apparatus for detecting movement of a shipping container latch |
Apr. 10, 2012 |
| 8149118 |
Device and method for registering the opening of closures of spaces to be secured |
Apr. 3, 2012 |
| 8111157 |
Apparatus for detecting tampering with a latch mechanism |
Feb. 7, 2012 |
| 8112521 |
Method and system for security maintenance in a network |
Feb. 7, 2012 |
| 8094017 |
Electromagnetic lock monitoring system |
Jan. 10, 2012 |
| 8058998 |
Elongated twin feed line RFID antenna with distributed radiation perturbations |
Nov. 15, 2011 |
| 8009041 |
Access monitoring and control system and method |
Aug. 30, 2011 |
| 7999644 |
Switch |
Aug. 16, 2011 |
| 7948378 |
Tamperproof non-contact switch |
May. 24, 2011 |
| 7944334 |
Tamper-resistant alarm switch assembly |
May. 17, 2011 |
| 7825801 |
Security switch assemblies for shipping containers and the like |
Nov. 2, 2010 |
| 7796028 |
Circuitry, systems and methods for detecting magnetic fields |
Sep. 14, 2010 |
| 7764187 |
Anti-corrosion cathodic protection device with sacrificial anode |
Jul. 27, 2010 |
| 7722247 |
Anti-theft system for thermometer |
May. 25, 2010 |
| 7692542 |
Door position monitor |
Apr. 6, 2010 |
| 7667597 |
Method and apparatus using magnetic flux for container security |
Feb. 23, 2010 |
| 7667600 |
Methods and apparatus for security device removal detection |
Feb. 23, 2010 |
| 7663483 |
Methods and apparatus for security device portal sensing |
Feb. 16, 2010 |
| 7598862 |
Methods and apparatus for security device coupling |
Oct. 6, 2009 |
| 7564351 |
Theft deterrent device for use with sliding doors |
Jul. 21, 2009 |
| 7554445 |
Portable motion detector and alarm system and method |
Jun. 30, 2009 |
| 7518478 |
Mounting bracket for a security device |
Apr. 14, 2009 |
| 7474224 |
Patient monitor with magnetic disarming circuit |
Jan. 6, 2009 |
| 7463987 |
Magnetic sensing system and method |
Dec. 9, 2008 |
| 7463127 |
Magnetoresistive smart switch |
Dec. 9, 2008 |
| 7417543 |
Method and system for monitoring containers to maintain the security thereof |
Aug. 26, 2008 |
| 7414530 |
Monitoring circuit for a door |
Aug. 19, 2008 |
| 7388483 |
Monitoring status of railyard equipment using wireless sensing devices |
Jun. 17, 2008 |
| 7385505 |
Motion detecting system for alarm device |
Jun. 10, 2008 |
| 7369872 |
Mobile communication device for searching data based on rotation degree and a method thereof |
May. 6, 2008 |
| 7355515 |
Magnetic security device for securing doors |
Apr. 8, 2008 |
| 7321282 |
MEM's reed switch array |
Jan. 22, 2008 |
| 7312705 |
Security device with adjustable magnet location |
Dec. 25, 2007 |
| 7265672 |
Magnetic sensor for a double-hung window |
Sep. 4, 2007 |
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