| Patents for G08B 13 - Burglar, theft, or intruder alarms (42,025) |
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| 08/18/1994 | WO1994018650A1 Method and means for preventing trespassing |
| 08/18/1994 | WO1994018649A1 Optic fiber security system |
| 08/18/1994 | WO1994018579A1 Improved tagging system having resonant frequency shift compensation |
| 08/18/1994 | DE4325748C1 Use of ultrasonic or infrared transmitters and sensors |
| 08/17/1994 | EP0611164A1 Method and system for detecting a marker |
| 08/17/1994 | EP0610863A1 Omniview motionless camera surveillance system |
| 08/17/1994 | EP0452354B1 Ultrasonic volumetric alarm system |
| 08/17/1994 | CN2174750Y 热释电红外报警器 Pyroelectric infrared alarm |
| 08/17/1994 | CN2174749Y Multi-function anti-theft apparatus |
| 08/17/1994 | CN2174748Y Remote-controll anti-theft alarming device |
| 08/17/1994 | CN2174747Y 光电防窃报警器 Optical theft alarm |
| 08/17/1994 | CN2174746Y Anti-theft alarming pocket |
| 08/17/1994 | CN2174552Y Alarming anti-theft door |
| 08/16/1994 | US5339104 Motion detecting apparatus |
| 08/16/1994 | US5339071 Shock sensor |
| 08/16/1994 | US5338373 Method of encoding and decoding a glassy alloy strip to be used as an identification marker |
| 08/11/1994 | DE4302803A1 Method for testing an electric line |
| 08/10/1994 | EP0609964A2 Adjustable reactance device and method |
| 08/10/1994 | EP0609957A1 A responder for use in a detection or identification system and method of producing a coil for such responder |
| 08/10/1994 | EP0609932A2 Vehicle intrusion detector |
| 08/10/1994 | EP0609368A1 Security tag with electrostatic protection |
| 08/10/1994 | EP0359762B1 Sensing element for an alarm system |
| 08/10/1994 | CN2173976Y Indoor emergency calling arrangement |
| 08/09/1994 | US5337040 Detection apparatus for shoplifting-preventing labels |
| 08/09/1994 | US5337039 Proximity detection system with digital frequency variation detection means |
| 08/04/1994 | WO1994017636A1 Automatic tracking camera control system |
| 08/04/1994 | WO1994017503A1 Remote control of a control system |
| 08/04/1994 | WO1994017458A1 A method of multivariable predictive control utilizing range control |
| 08/04/1994 | WO1994017377A1 Detector for human body by use of infrared rays |
| 08/04/1994 | WO1994016923A1 Safety system |
| 08/04/1994 | DE4331665A1 Door fitting with acoustic signal generator etc. |
| 08/04/1994 | CA2147485A1 Remote control of a control system |
| 08/03/1994 | EP0609098A1 An assembly of a detector and a wing or sash and a frame |
| 08/03/1994 | EP0608961A1 Detection system for detecting resonance effects of a label in a frequency-swept interrogation field by means of single sideband demodulation and method for carrying out such detection |
| 08/03/1994 | EP0608552A1 A control means for lighting devices |
| 08/03/1994 | CN2173431Y Electronic rob-proof alarm device |
| 08/03/1994 | CN2173430Y Double-safety rob-proof device for multiple luggages during traveling |
| 08/03/1994 | CN2173429Y Probe of alarm device |
| 08/03/1994 | CN1090409A Method and circuit configuration for electronically labelling articles |
| 08/02/1994 | US5334972 Infrared intruder-detection system |
| 08/02/1994 | US5334971 Security device kit, a security device and a security installation |
| 08/02/1994 | US5334969 Vehicle security system with controller proximity sensor |
| 08/02/1994 | CA1331168C Dispensing device with sensory alert |
| 07/28/1994 | DE4302836A1 Electronic circuit for processing passive IR sensor signals, esp. for monitoring motion in room |
| 07/28/1994 | DE4301490A1 Passive infrared system reacting to heat movement |
| 07/27/1994 | EP0608039A1 A shoplifting detection system, in particular suitable for use in supermarkets, and a shop design comprising such a shoplifting detection system |
| 07/27/1994 | CN2172891Y Remote-control universal burglar alarm |
| 07/27/1994 | CN2172890Y Theft-proof alarm wallet |
| 07/26/1994 | US5332992 Security alarm switch |
| 07/26/1994 | US5332902 Module detection unit including infrared detectors |
| 07/26/1994 | CA1331056C Portable scanning system including a surveillance tag deactivator |
| 07/21/1994 | WO1994016421A1 Electronic article security system |
| 07/21/1994 | WO1994016420A1 Self-contained, programmable, non-positional sensitive, vibration activated alarm system |
| 07/21/1994 | CA2153040A1 Electronic article security system |
| 07/20/1994 | EP0606211A1 Binary encoded multiple frequency rf identification tag |
| 07/20/1994 | CN2172504Y Anti-theft alarming monitor |
| 07/20/1994 | CN2172503Y Passive human body infrared alarming device |
| 07/20/1994 | CN2172502Y Silencing alarming device |
| 07/20/1994 | CN2172501Y Water pressure door opening auto-alarm |
| 07/19/1994 | US5331313 Marker assembly for use with an electronic article surveillance system |
| 07/19/1994 | US5331312 Obstacle-detecting apparatus |
| 07/19/1994 | US5331308 Automatically adjustable and self-testing dual technology intrusion detection system for minimizing false alarms |
| 07/14/1994 | DE4300350A1 Intrusion alarm system, e.g. for mounting on window |
| 07/13/1994 | EP0605650A1 Radio frequency automatic identification system |
| 07/13/1994 | EP0605496A1 Integrity ensuring device and method, in particular for a light barrier |
| 07/13/1994 | CN2171890Y Anti-theft siren for power wire of transformer |
| 07/13/1994 | CN2171889Y Safety device of camera composed with detector and siren |
| 07/13/1994 | CN2171888Y Multipurpose anti-theft mat |
| 07/06/1994 | CN2171142Y Safety theft-proof alarm |
| 07/06/1994 | CN2171141Y 防盗报警器 Anti-theft alarm system |
| 07/06/1994 | CN1089009A Lock set with self-contained door alarm and annunciator system |
| 07/05/1994 | US5327233 Movable security camera apparatus |
| 07/05/1994 | US5327118 EAS system with alternating on/off transmitter operation and loop antenna |
| 07/05/1994 | US5326028 System for detecting indoor conditions and air conditioner incorporating same |
| 06/30/1994 | DE4244106A1 Electronic appts. theft prevention device |
| 06/29/1994 | EP0604293A1 Dual status thin-film EAS marker |
| 06/29/1994 | EP0604245A1 Method for detecting the appearance of dot objects in an image |
| 06/29/1994 | EP0604009A1 Computer operation of video camera |
| 06/29/1994 | EP0603450A1 An integrated system of perimeter protection and data transmission using optic fibres |
| 06/29/1994 | EP0603319A1 Security door with sensor for detecting piggybacking |
| 06/29/1994 | EP0603279A1 Identification and telemetry system |
| 06/29/1994 | EP0603276A1 Image analyser |
| 06/29/1994 | CN2170545Y Hanging theft-proof photographing apparatus |
| 06/29/1994 | CN2170544Y Automatic household theft-proof alarm |
| 06/29/1994 | CN2170541Y Small alarm |
| 06/23/1994 | WO1994014144A1 On the counter deactivator |
| 06/23/1994 | WO1994014143A1 Dual frequency tag using rf and microwave technology |
| 06/23/1994 | WO1994014142A1 Tamper detection sensor |
| 06/23/1994 | WO1994013516A1 Vehicle intruder detection system |
| 06/23/1994 | WO1994013500A1 Disabling device |
| 06/23/1994 | DE4242992A1 Antitheft protection device for compact discs |
| 06/23/1994 | DE4242739A1 Radio receiver monitoring system |
| 06/23/1994 | CA2151723A1 On the counter deactivator |
| 06/23/1994 | CA2151712A1 Disabling device |
| 06/22/1994 | EP0602452A1 Security device with microprocessor |
| 06/22/1994 | EP0602324A1 Burglary signalling arrangement |
| 06/22/1994 | EP0602316A1 EAS system with improved processing of antenna signals |
| 06/22/1994 | CN2169671Y Timed lock for microcomputer room |
| 06/22/1994 | CN1088332A Anti-scanning method and remote-control burglar alarm |
| 06/21/1994 | US5323141 Glass break sensor having reduced false alarm probability for use with intrusion alarms |