| Patents for G08B 19 - Alarms responsive to two or more different undesired or abnormal conditions, e.g. burglary and fire, abnormal temperature and abnormal rate of flow (2,746) |
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| 06/25/1998 | DE19757079A1 Ice sensor system with sensor unit and signal processing and output unit |
| 06/09/1998 | US5764143 Combination temperature unit/intruder sensor utilizing common components |
| 06/02/1998 | CA2191799A1 "voivi" |
| 05/05/1998 | US5748091 Fiber optic ice detector |
| 04/28/1998 | CA2113974C Smoke alarm and air cleaning device |
| 04/16/1998 | DE19639460A1 Black-ice alarm system for automobile |
| 03/26/1998 | WO1998012068A2 Portable alarm system |
| 03/11/1998 | EP0827908A1 Apparatus for detecting a polarization altering substance on a surface |
| 02/17/1998 | CA2072157C Mobile monitoring device |
| 01/28/1998 | EP0551496B1 Integrated safety monitoring and alarm system |
| 01/07/1998 | EP0815546A1 Imminent icing condition enunciator |
| 01/07/1998 | CN2272148Y Domestic anti-picking and fireproof alarm |
| 12/24/1997 | CN1168516A Wireless colony-language IR alarm system |
| 12/17/1997 | EP0780013A4 Portable alarm system |
| 12/10/1997 | EP0811155A1 Process for determining the surface state of highways in particular, and device for carrying out this process |
| 11/19/1997 | CN2267688Y Anti-robbing anti-theft alarming suitcase |
| 11/18/1997 | US5689234 Integrated firefighter safety monitoring and alarm system |
| 10/30/1997 | WO1997039918A1 Process and device for determining skidding conditions on roadways and the like |
| 10/29/1997 | EP0803046A1 Method of and apparatus for measuring ice distribution profiles |
| 10/15/1997 | CN1162364A Self-locating remote monitoring system |
| 09/11/1997 | DE19608535A1 Apparatus for identifying ice on road |
| 09/09/1997 | CA2008144C Apparatus for advance warning signalling to a motorist of an ice condition on a driving surface |
| 09/03/1997 | CN2261653Y Automatic multifunctional anti-stolen and anti-firing alarm |
| 08/27/1997 | CN2261042Y Baby-protection device |
| 07/29/1997 | CA2093143C Integrated safety monitoring and alarm system |
| 07/24/1997 | WO1997026634A1 Self-locating remote monitoring systems |
| 07/22/1997 | US5650770 Self-locating remote monitoring systems |
| 06/25/1997 | EP0780013A1 Portable alarm system |
| 06/18/1997 | CN2256562Y General information monitoring and alarm device |
| 06/17/1997 | US5640141 Surveillance and alarm device for room spaces |
| 06/11/1997 | CN2256022Y Intellectual alarming safeguard lock |
| 05/07/1997 | EP0746779A4 Snow sensor |
| 05/07/1997 | CN2253851Y Moisture and cold resistance automatic alarm device |
| 05/07/1997 | CN1149130A Universal two-color level meter |
| 04/15/1997 | US5621400 Ice detection method and apparatus for an aircraft |
| 04/09/1997 | EP0766815A1 Ice and liquid detector |
| 04/01/1997 | US5617076 System for detecting ice or snow on surface which specularly reflects light |
| 03/26/1997 | EP0764829A1 Transition detection circuit |
| 03/26/1997 | CN2250551Y Electronic sight protector |
| 03/12/1997 | EP0762359A2 Method and apparatus for measuring road surface conditions |
| 01/29/1997 | CA2182257A1 Method and apparatus for detecting ice and packed snow |
| 01/21/1997 | US5596320 System for detection of ice, water, glycol solution, and other chemical species |
| 01/15/1997 | CN2245241Y Information processor for baby |
| 01/08/1997 | CN2244791Y Communication alarm |
| 01/08/1997 | CN1139785A Emergency dynamic monitor and control system for community |
| 01/07/1997 | US5592151 Fire monitoring system |
| 01/01/1997 | CN1139248A Shielding, protecting, monitoring and warning method and installation |
| 12/31/1996 | US5589822 System for detecting ice or snow on surface which specularly reflects light |
| 12/24/1996 | US5587701 Portable alarm system |
| 12/17/1996 | US5585551 Method for identification of different states of water, and sensor arrangement for use in the method |
| 12/11/1996 | EP0746779A1 Snow sensor |
| 11/13/1996 | CN2240169Y Anti-theft, fire-proof automatic video recording monitoring alarm |
| 10/15/1996 | US5565853 Function control device managing energy consumption for a mobile system powered by a battery |
| 10/10/1996 | WO1996031755A1 Transition detection circuit |
| 09/26/1996 | WO1996029686A1 Imminent icing condition enunciator |
| 09/03/1996 | US5551288 Measuring ice distribution profiles on a surface with attached capacitance electrodes |
| 08/29/1996 | WO1996026430A1 Process for determining the surface state of highways in particular, and device for carrying out this process |
| 08/29/1996 | DE19506550A1 Verfahren zur verzugsfreien Feststellung von und zur Warnung vor durch Glättebildung bedingte Gefahren und Vorrichtung zur Durchführung des Verfahrens A method for distortion-free detection of and to warn of ice formation by hazards and apparatus for performing the method |
| 08/14/1996 | EP0726551A1 System for detecting ice or snow on surface which specularly reflects light |
| 08/14/1996 | CN2233106Y Computer wafer radiating warning device |
| 08/07/1996 | EP0724527A1 Ice detector |
| 07/31/1996 | EP0723693A1 Device for indicating ice formation |
| 07/10/1996 | CN2230954Y Safeguard alarm for gas, smoke and temperature |
| 07/03/1996 | CN1125877A Omnibearing anti-theft fireproof safety device |
| 07/02/1996 | US5532738 System for detecting ice or snow on surface which specularly reflects light |
| 06/18/1996 | US5528287 Multi-level retarder plate polarization dependent imaging |
| 05/09/1996 | WO1996013819A1 Self-locating remote monitoring systems |
| 05/09/1996 | CA2202779A1 Self-locating remote monitoring systems |
| 04/25/1996 | DE4437577A1 Road surface condition measurement of dry, wet and icy states |
| 04/24/1996 | EP0665972A4 System for detecting ice on metal surface. |
| 03/14/1996 | WO1996007995A1 Portable alarm system |
| 01/23/1996 | US5486810 Infrared detector for detecting motion and fire and an alarm system including the same |
| 12/28/1995 | WO1995035493A1 Ice and liquid detector |
| 12/13/1995 | EP0617822B1 System and method for controlling conditions in a space |
| 12/12/1995 | US5475370 System for detecting ice or snow on surface which specularly reflects light |
| 12/12/1995 | US5475364 Room occupancy fire alarm indicator means and method |
| 12/06/1995 | EP0490990B1 Vehicular monitoring system |
| 11/08/1995 | CN2212223Y Leakage alarm for fuel gas |
| 10/24/1995 | US5461365 Multi-hazard alarm system using selectable power-level transmission and localization |
| 10/24/1995 | US5461363 Alarm apparatus containing security and safety monitors |
| 10/18/1995 | CN2210434Y Safety device with language alarming function |
| 09/20/1995 | EP0673008A1 Fire control system |
| 09/18/1995 | CA2144579A1 Fire monitoring system |
| 09/05/1995 | CA2053328C System for indicating and signalling the presence of snow and ice |
| 08/29/1995 | US5446445 Mobile detection system |
| 08/16/1995 | EP0394256B1 Ice detector circuit |
| 08/09/1995 | EP0665972A1 System for detecting ice on metal surface |
| 07/19/1995 | EP0494226B1 Adaptive ice detector circuit |
| 07/11/1995 | US5432497 Electronically programmable gauge |
| 06/14/1995 | EP0657349A1 Method for identification of different states of water, and sensor arrangement for use in the method |
| 06/13/1995 | US5424720 Monitoring system for a refrigerated vehicle |
| 06/10/1995 | CA2137601A1 Method for identification of different states of water, and sensor arrangement for use in the method |
| 05/30/1995 | US5420567 Combination fire/intrusion alarm detectors using active infared elements |
| 05/23/1995 | US5418522 System for indicating and signaling the presence of snow and ice |
| 05/11/1995 | WO1995012523A1 Ice detector |
| 05/11/1995 | CA2175194A1 Ice detector |
| 05/03/1995 | CN2196321Y Safety device with speech and light alarm signal |
| 05/03/1995 | CN2196318Y Multifunction alarm for computer room |
| 04/26/1995 | CN2195782Y Multi-function temperature and humidity alarming instrument for baking house |
| 04/20/1995 | WO1995010826A1 Device for indicating ice formation |