Patents
Patents for G08B 13 - Burglar, theft, or intruder alarms (42,025)
01/1995
01/18/1995EP0634759A2 Semi-hard and deformable iron based permanent magnet alloy
01/18/1995EP0408595B1 Hertzian-wave intrusion detector
01/17/1995US5382944 Supervised PIR motion-detection system
01/17/1995US5382943 Remote monitoring unit
01/12/1995WO1995001621A1 Glass break detector having reduced susceptibility to false alarms
01/12/1995DE4322519A1 Method and arrangement for visual monitoring
01/11/1995EP0633554A1 Infrared sensor apparatus
01/11/1995EP0632904A1 A device for and method of surveillance of a space
01/11/1995CN2187327Y Infrared guest-meeting device
01/10/1995US5381137 RF tagging system and RF tags and method
01/10/1995US5381011 Motion detector with two-sided PIR sensor in refractive arrangement
01/10/1995US5381009 Motion sensor assembly
01/10/1995CA2029089C Intrusion detection system
01/04/1995EP0632660A1 Monitor system with automatic recording control
01/04/1995EP0631494A1 Device for assisting childbirth
01/04/1995EP0605650A4 Radio frequency automatic identification system.
01/04/1995CN2186936Y Carrier omnidirectional microwave anti-theft alarm
01/04/1995CN2186935Y Anti-loss indicator
01/04/1995CN2186934Y Household intelligent anti-theft alarming device
01/04/1995CN2186933Y High sensitive anti-theft alarm
01/03/1995US5379023 Alarm system
01/03/1995US5378860 System and method for the prevention of theft in salesrooms
12/1994
12/28/1994EP0630979A1 Method for producing a soft magnetic material with a particularly square magnetization curve
12/28/1994EP0630510A1 Infrared intrusion sensor
12/28/1994CN2186417Y Anti-theft siren
12/27/1994US5376923 On the counter deactivator
12/27/1994US5376921 Security system employing magnetization and detection
12/27/1994US5376919 Vehicle intrusion detector
12/22/1994WO1994029821A1 Burglar-proof glass pane
12/22/1994WO1994029755A1 Detector systems
12/22/1994WO1994029503A1 Process for producing a support equipped with an alarm trigger for an anti-theft system
12/21/1994EP0629984A1 Anti-theft system for jewellery
12/21/1994EP0629982A1 Frequency-dividing transponder including amorphous magnetic alloy and tripole strip of magnetic material
12/21/1994EP0629370A1 Monitoring device
12/17/1994CA2123864A1 Frequency-dividing transponder including amorphous magnetic alloy and tripole strip of magnetic material
12/15/1994DE4400475C1 Protective housing for optical appliances
12/14/1994EP0629019A1 Antenna device for electronic systems for protecting objects against theft
12/14/1994EP0628937A1 Theft detection system
12/14/1994EP0628936A1 Multidirectional surveillance marker
12/14/1994EP0611466A4 A full bridge strain gage deflection sensor.
12/14/1994EP0409880B1 Actuator and communication system
12/14/1994CN2185443Y Directional microwave monitoring probe
12/13/1994US5373320 Surveillance system having a microchannel image intensifier tube
12/13/1994US5373155 Engagement of focusing lenses with plastic shells for enclosing infrared light detectors
12/12/1994CA2125600A1 Monitoring device
12/08/1994WO1994028524A1 Collector type article surveillance marker having a persistent state
12/08/1994WO1994028523A1 Improved rf tagging system with multiple decoding modalities
12/08/1994WO1994028522A1 Tension sensing security apparatus and method for fencing
12/08/1994WO1994027844A1 Automatic security device for vehicles with tamper-proof recording of sounds and images
12/08/1994CA2097860A1 Monitor system with automatic recording control
12/07/1994EP0627537A1 Door monitoring device
12/07/1994EP0627106A1 Method and device for electronic identification.
12/07/1994CN2184951Y Remote control coded infrared anti-theft alarm
12/06/1994US5371719 High security ultrasonic receiver apparatus
12/06/1994US5371490 System for electronic safeguarding against burglary using multiple transmitters and receivers
12/06/1994US5371488 Tension sensing security apparatus and method for fencing
12/06/1994CA1333424C Digital data processing
11/1994
11/30/1994EP0626666A1 Method for coding remotely detected gauges
11/30/1994EP0626087A1 Security system
11/30/1994EP0626086A1 Dual channel glass break detector
11/29/1994US5369284 Active edge position measuring device
11/29/1994US5368948 Tags and markers with substrates and active magnetic layers, deactivation nickel material formed by electrodeposition and clamping
11/29/1994US5368162 Safety device for parallelepipedic box
11/29/1994CA2001172C Taut wire sensing apparatus
11/24/1994WO1994027403A1 Surveillance system having a microchannel image intensifier tube
11/23/1994EP0617821A4 Protective tunable circuit for electro-mechanical equipment.
11/23/1994CN2183592Y Multi-function radar wave alarm
11/23/1994CN2183591Y Pendulum-type self-locking alarm
11/23/1994CN2183590Y Rolling-type electronic anti-theft alarm
11/22/1994US5367291 Shoplifting detection system with partly screened antennas
11/22/1994US5367290 Deactivatable resonance label
11/22/1994US5367289 Alarm tag for an electronic article surveillance system
11/22/1994US5367288 Portable alarm device for detecting objects transgressing distance thresholds
11/17/1994EP0624857A1 Passive type moving object detection system
11/17/1994EP0624241A1 Method for measuring position and angle.
11/17/1994EP0603319A4 Security door with sensor for detecting piggybacking.
11/17/1994EP0584261A4 Portable anti-theft device.
11/16/1994CN2183010Y 自动开关 Automatic switch
11/15/1994USRE34788 Pressure change intrusion detector
11/15/1994US5365235 Method and apparatus for reducing residual RF power in a transmitter/receiver antenna
11/10/1994DE4314483A1 Überwachungssystem Monitoring system
11/09/1994EP0623905A2 Motion detector
11/09/1994EP0623902A2 Device for bank note containers
11/09/1994EP0623237A1 Methods and device for remote sensing of objects
11/09/1994CN2182435Y Anti-theft and anti-robbing remote-controlling cipher safe
11/09/1994CN2182434Y Multi-function anti-theft alarm
11/09/1994CN2182433Y Alarm
11/08/1994CA2039989C Electromagnetic sensor element and methods and apparatus for making and using same
11/03/1994DE4327664C1 Burglary-detection arrangement (intrusion-detection arrangement)
11/03/1994DE4313850A1 Alarm system for mounting on easily movable objects
11/02/1994EP0622766A1 Antenna lattice for electronic article surveillance system
11/02/1994EP0622640A1 Ultrasonic sensor
11/02/1994CN2181717Y Domestic multipurpose alarm whistle
11/02/1994CN2181716Y Burglar alarm for showcase
11/02/1994CN1094532A Electronic anti-violence alarm
11/02/1994CN1026447C Portable device sensitive to a change in movement
11/01/1994US5359755 Garment security clip
10/1994
10/27/1994WO1994024645A1 A method for surveillance of a glass pane
10/27/1994WO1994024644A1 Improved rf identification tag configurations and assemblies
10/27/1994WO1994024585A1 Cross-aisle photo-detector for mobile storage system