| Patents for G08B 26 - Alarm systems in which substations are interrogated in succession by a central station (1,136) |
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| 08/29/1995 | US5446443 Fire-alarm system |
| 08/08/1995 | US5440301 Intelligent alerting and locating communication system |
| 07/19/1995 | EP0269747B1 Transmission circuit of facilities for preventing disasters |
| 07/12/1995 | CN1105140A 火警系统 Fire alarm system |
| 06/28/1995 | CN1104359A 火警系统 Fire alarm system |
| 06/27/1995 | US5428343 Disaster prevention monitoring apparatus and method |
| 05/16/1995 | US5416725 Computer-based notification system having redundant sensor alarm determination and associated computer-implemented method for issuing notification of events |
| 05/03/1995 | EP0651363A1 Fire alarm system for supervising a fire phenomenon |
| 04/19/1995 | EP0649123A1 Fire alarm system |
| 04/11/1995 | US5406255 Duplexed communication system |
| 04/11/1995 | US5406254 Alarm system with remote module and associated alarm |
| 03/28/1995 | US5402101 Method for determining the configuration of detectors of a danger alarm system and for determining the system configuration of suitable detectors |
| 02/23/1995 | WO1995005627A1 Computer-based notification system |
| 02/14/1995 | US5389914 Anti-disaster monitoring system and anti-disaster monitoring method |
| 01/26/1995 | DE4322841A1 Danger-signalling installation |
| 01/05/1995 | WO1995000936A1 Identification beacon |
| 01/03/1995 | US5379377 Display system providing a raster image of a physical system with its changeable operating parameters displayed in related locations adjacent to the image of the physical system |
| 12/27/1994 | US5376922 Wireless bistatic link intrusion detection system |
| 12/14/1994 | EP0339081B1 Smoke and fire detection system communication |
| 11/30/1994 | EP0626743A2 Line fault monitoring apparatus |
| 11/29/1994 | US5369699 Adaptable personnel supervisory system with automatic fee collection |
| 09/27/1994 | US5350019 Fire protection system |
| 09/21/1994 | EP0616308A1 Disaster prevention monitoring apparatus |
| 09/21/1994 | EP0616306A1 Disaster prevention monitoring apparatus and method |
| 09/21/1994 | EP0615644A1 Security system for electrical and electronic equipment |
| 09/14/1994 | EP0535029B1 Status-reporting device for reporting a temperature, with a suitable temperature sensor and method of manufacture of said sensor |
| 09/13/1994 | CA2092606A1 Integrated remote calibration |
| 07/07/1994 | WO1994015326A1 Display system providing a raster image of a physical system with its changeable operating parameters displayed in related locations adjacent to the image of the physical system |
| 07/07/1994 | CA2149526A1 Display system providing a raster image of a physical system with its changeable operating parameters displayed in related locations adjacent to the image of the physical system |
| 06/22/1994 | CN1088371A Synchronised electronic identification system |
| 06/21/1994 | USRE34643 Short circuit fault isolation means for electrical circuit arrangements |
| 06/01/1994 | EP0599192A1 Method for monitoring and operating a radio link between sensors and central unit of an alarm system |
| 04/26/1994 | US5307058 Remote supervisory and controlling system |
| 04/12/1994 | US5302941 Multi-sensor security/fire alarm system with mated master control |
| 03/23/1994 | EP0587899A1 Fire alarm |
| 03/23/1994 | EP0587898A1 Fire alarm |
| 03/02/1994 | EP0585132A1 Synchronised electronic identification system |
| 01/20/1994 | DE4223679A1 Status signal transmission system for monitoring and alarm installations - uses bus distributors to alert control unit to presence of noise signals in bus system |
| 01/18/1994 | CA2013609C City tie line connection for fire alarm system |
| 12/22/1993 | EP0575175A1 Detection system |
| 12/15/1993 | EP0574230A1 Property protection system |
| 12/07/1993 | US5268668 Security/fire alarm system with group-addressing remote sensors |
| 11/04/1993 | DE4214644A1 Control system for brake pressure control in commercial vehicle - addresses individual modules by sequentially activating signal lines between modules starting with line between central control and first module |
| 10/19/1993 | US5254877 Distributed power supply system |
| 10/13/1993 | EP0565034A2 Distributed power supply system |
| 10/13/1993 | EP0564900A1 Fire-alarm system |
| 10/13/1993 | CN1077300A Fire-alarm system |
| 10/10/1993 | CA2089958A1 Distributed power supply system |
| 09/02/1993 | WO1993015482A3 Remote monitoring system |
| 08/25/1993 | EP0556575A1 Person location system |
| 08/05/1993 | WO1993015578A1 Fire alarm |
| 08/05/1993 | WO1993015577A1 Fire alarm |
| 08/05/1993 | WO1993015482A2 Remote monitoring system |
| 07/13/1993 | US5227763 Anti-disaster monitoring system |
| 06/29/1993 | CA1319742C Disaster prevention monitoring and control facility |
| 06/16/1993 | EP0546401A1 Addressing method for anti-theft, for fire and for gas alarm |
| 06/11/1993 | CA2085038A1 Addressable communications system for an ambient-hazard detection system |
| 06/10/1993 | WO1993011515A1 Security system for electrical and electronic equipment |
| 06/10/1993 | CA2125154A1 Security system for electrical and electronic equipment |
| 06/08/1993 | US5218344 Method and system for monitoring personnel |
| 05/25/1993 | CA1318376C Alarm signal acquisition system for a group of stations |
| 04/20/1993 | US5204670 Adaptable electric monitoring and identification system |
| 04/14/1993 | EP0536380A1 Remote monitoring device particularly but not exclusively useful for protection against the theft of items on display |
| 03/24/1993 | EP0532787A1 Device for operating hazard detectors |
| 03/16/1993 | US5194846 Communication system capable of broadcast messaging and transponder polling |
| 01/07/1993 | EP0521180A1 Danger signalling devices connected in a loop |
| 12/22/1992 | US5173683 Apparatus and method for multiplexing multiple data and analog values in a peripheral device |
| 12/01/1992 | US5168273 Sequential analog/digital data multiplexing system and method |
| 11/12/1992 | WO1992020051A1 Remote monitoring device particularly but not exclusively useful for protection against the theft of items on display |
| 11/10/1992 | US5163056 Apparatus for carrying out serial control |
| 11/03/1992 | US5160915 Wireless bistatic link intrusion detection system |
| 10/22/1992 | DE4212440A1 Verfahren zum feststellen von uebertragungsfehlern bei einem katastrophenverhuetungsueberwachungssystem A method for detecting transmission errors at a katastrophenverhuetungsueberwachungssystem |
| 09/16/1992 | EP0503122A1 Arrangement for commuting primary leads during faults |
| 09/02/1992 | EP0501771A1 Information transmission system |
| 08/18/1992 | US5140622 Data transmission system with double lines |
| 07/21/1992 | US5132968 Environmental sensor data acquisition system |
| 07/08/1992 | EP0279864B1 Facility for preventing disasters |
| 07/07/1992 | US5128653 Fire alarm system |
| 06/30/1992 | CA1304468C Selective clearing of latched circuits |
| 06/24/1992 | EP0491216A2 Hazard detection system |
| 06/10/1992 | EP0489467A1 System for detecting the presence in a rack of a portable unit suitable for transmitting or receiving a signal having an assigned identification number |
| 06/10/1992 | EP0489346A2 Method for the automatic ranging of detector addresses by an alarm system |
| 06/09/1992 | US5121344 Method of locating underground mines fires |
| 05/26/1992 | US5117421 Remote supervisory and controlling system |
| 05/26/1992 | US5117219 Smoke and fire detection system communication |
| 05/20/1992 | EP0485878A2 Method for determining the detectors' configuration of an alarm system |
| 05/13/1992 | EP0484880A2 Radio alarm system |
| 04/21/1992 | CA1299269C Smoke and fire detection system communication |
| 04/01/1992 | EP0477607A2 Risk signal arrangement |
| 03/18/1992 | CN1059613A Anti-disaster monitoring system and anti-disaster monitoring method |
| 03/11/1992 | EP0474201A1 Method and system of alarm signalling with priority interrupt |
| 03/11/1992 | CN1015853B Signal transmission method |
| 03/05/1992 | WO1991020065A3 Status-reporting device |
| 01/29/1992 | EP0468234A2 Method for increasing the fault security by risk signal systems |
| 01/29/1992 | EP0468097A2 Danger signal appliance |
| 01/02/1992 | DE4120126A1 Zustandsmeldevorrichtung Condition reporting device |
| 12/27/1991 | EP0462442A1 Method of preventing arming of an intruder alarm device |
| 12/20/1991 | WO1991020065A2 Status-reporting device |
| 12/20/1991 | CA2085872A1 Status-reporting device |
| 11/20/1991 | CN2089191U Auti-theft alarm with self-opening door and conversion function for unit housing |