| Patents for G08B 21 - Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for (34,716) |
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| 01/18/1994 | US5279505 Apparatus for securely attaching a casing to a person |
| 01/12/1994 | CN1080727A 视频显示器终端磁场探测器 Video display terminal magnetic field detector |
| 01/12/1994 | CN1080720A Laser cooling water pressure automatic display and alarm system |
| 01/11/1994 | US5278643 Monitoring apparatus in game hall |
| 01/11/1994 | US5278556 Remote controlled light emitting automobile locating alarm system |
| 01/11/1994 | US5278537 Electronic alarm for avoiding collision with animals in a non-destructive manner |
| 01/11/1994 | US5278414 Optical motion and angular position sensing method and sensor |
| 01/11/1994 | CA2051740C Electronic assembly for restricting animals to defined areas |
| 01/05/1994 | CN2152251Y Prompting device for regulating analysis language in industrial process |
| 01/04/1994 | US5276434 Carbon monoxide concentration indicator and alarm |
| 01/04/1994 | US5276432 Patient exit detection mechanism for hospital bed |
| 01/04/1994 | US5276429 Contact detecting and signaling device |
| 01/04/1994 | US5276428 Contact detecting and signaling device |
| 12/29/1993 | EP0575753A2 Electronic monitoring system |
| 12/29/1993 | EP0218629B1 Method for promoting the vigilance of a motor vehicle operator and use of a suitable apparatus |
| 12/28/1993 | US5274359 Portable water activated alert system with directional indicator |
| 12/28/1993 | US5274358 Personal safety device having microprocess control and method for operating the same |
| 12/23/1993 | WO1993026062A1 Magnetic circuits for communicating data |
| 12/22/1993 | EP0574549A1 Early warning reactive gas detection system |
| 12/22/1993 | CN2150591Y Voice alarming device on line for multiple industrial process |
| 12/22/1993 | CN1023188C Shoe fitting system |
| 12/21/1993 | US5272527 Picture image monitoring system |
| 12/21/1993 | US5272466 Method and apparatus for defining a perimeter |
| 12/21/1993 | US5272385 Photographic and X-ray film protection system |
| 12/15/1993 | EP0483246A4 Combined bias supply and power shut-off circuit |
| 12/15/1993 | CN2149126Y Pencil box for protection of near-sightedness |
| 12/14/1993 | CA1325252C Branched sensor system |
| 12/09/1993 | WO1993024180A1 Alarm system for solar ultraviolet causing skin diseases (assuv) |
| 12/08/1993 | EP0573320A1 System for automatic identification and detection of vehicles and objects |
| 12/07/1993 | US5268673 Wave motion detector for swimming pool |
| 12/07/1993 | US5267568 Stress level measuring device |
| 12/02/1993 | DE4218042A1 Automatic alarm system without active or visible actuation e.g for bank - alerts police to increase in cardiac activity of more than one member of staff confronted by malicious intruder |
| 12/02/1993 | CA2070165A1 Alarm system for solar ultraviolet causing skin diseases (assuv) |
| 12/01/1993 | CN2148363Y Gas leakage alarm device |
| 11/30/1993 | US5266944 Electronic system and method for monitoring abusers for compliance with a protective order |
| 11/30/1993 | US5266928 Wet diaper detector |
| 11/27/1993 | CA2096918A1 System for the identification and automatic detection of vehicles or objects |
| 11/25/1993 | WO1993023736A1 Improvements relating to smoke detection scanning apparatus |
| 11/25/1993 | WO1993023735A1 Gas sampling point for smoke/pollution detection systems |
| 11/23/1993 | US5264834 Power equipment warning device |
| 11/17/1993 | CN2146747Y Vibrating alarm |
| 11/16/1993 | US5262758 System and method for monitoring temperature |
| 11/16/1993 | US5261268 Gas leak detection system |
| 11/09/1993 | US5260688 Crane hoist safety deactivator |
| 11/09/1993 | US5260684 Warning system for a child's restraining seat for use in a passenger vehicle |
| 11/09/1993 | US5260563 Compact laser warning receiver |
| 11/03/1993 | EP0567593A1 Method and apparatus for enhancing hygiene |
| 11/03/1993 | CN2145414Y Siren for gas leak |
| 11/02/1993 | US5258746 Manually actuatable wrist alarm having a high-intensity sonic alarm signal |
| 10/28/1993 | WO1993021615A1 Method for supervising the level of alertness of a person |
| 10/28/1993 | WO1993021538A1 Video display terminal magnetic field detector |
| 10/28/1993 | DE4312590A1 Infrared soiling or icing indicator for vehicle windscreen - evaluates intensity-modulated IR beam reflected from windscreen to photodetector with daylight filter to initiate warning or activate e.g. windscreen cleaning. |
| 10/27/1993 | CN2144839Y Harmful gas safety alarm helmet |
| 10/19/1993 | US5254970 Programmable personal alarm |
| 10/14/1993 | WO1993020543A1 Crane hoist safety deactivator |
| 10/14/1993 | WO1993020542A1 Atmosphere monitoring |
| 10/14/1993 | WO1993020541A1 Pool alarm |
| 10/14/1993 | DE4239271A1 Anti-theft system for vehicle using transmitted signals - has transmitter initiated by signal when object removed ,which provides identification data and also GPS location data |
| 10/13/1993 | EP0565099A1 A system for detecting parameters onboard vehicles |
| 10/12/1993 | US5252786 Hollow cylindrical shaped chimes |
| 10/11/1993 | CA2093717A1 System for detecting parameters on board vehicles |
| 10/06/1993 | CN2143347Y Miniature gas alarm |
| 09/30/1993 | WO1993019437A1 Child monitoring apparatus |
| 09/29/1993 | CN2142970Y Convenient wet bell |
| 09/28/1993 | US5248959 Earthquake warning device |
| 09/28/1993 | US5248187 Seat belt extension apparatus |
| 09/23/1993 | DE4308210A1 Alarm system for car parking house using parking card - having built in resonator circuit that can be activated by peeling back foil to interact with alarm units within building |
| 09/22/1993 | EP0561560A1 Frequency divider with variable capacitance |
| 09/21/1993 | US5246043 Device for detecting a liquid level and syphon device therefor |
| 09/19/1993 | CA2091753A1 Frequency divider with variable capacitance |
| 09/15/1993 | EP0551278A4 Pet locator system and method |
| 09/15/1993 | EP0333771B1 Personal alarm system |
| 09/14/1993 | US5245317 Article theft detection apparatus |
| 09/14/1993 | US5245314 Location monitoring system |
| 09/07/1993 | US5243339 Flight crew response monitor |
| 09/02/1993 | WO1993016636A1 Wrist-held monitoring device for physical condition |
| 09/01/1993 | EP0557407A1 Soft sensor mounting |
| 09/01/1993 | EP0362231B1 Remote confinement system |
| 09/01/1993 | CN2141289Y Infusion monitor |
| 08/25/1993 | EP0235141B1 Ultraviolet radiation monitoring device |
| 08/19/1993 | WO1993016485A1 Compact laser warning receiver |
| 08/19/1993 | WO1993016376A1 Multiple k factor, selectable gas detector |
| 08/18/1993 | CN2140543Y Disaster alarm |
| 08/18/1993 | CN2140521Y Valve monitoring alarm instrument |
| 08/17/1993 | US5237310 Pump monitor |
| 08/11/1993 | CN2140086Y Auto-controlled power for providing gas poisoning |
| 08/11/1993 | CN1075204A Full-automatic level measuring and warning equipment for powder material storing bin |
| 08/10/1993 | US5235322 Personal protection system |
| 08/10/1993 | US5235319 Patient monitoring system |
| 08/04/1993 | CN2139734Y Ray safety interlocker |
| 08/03/1993 | US5233499 Automatic shaft ground conditioner |
| 08/03/1993 | US5233330 Alarm circuits to indicate the open status of circuit breakers or fuses for DC telecom and AC distribution circuits |
| 07/28/1993 | EP0552939A2 Car stereo equipment |
| 07/28/1993 | CN2139283Y Alarm controller for combustible gas leakage |
| 07/28/1993 | CN2139281Y Electronic monitor for oil press |
| 07/28/1993 | CN1074775A automatic alarm and cuiting off device for the leakage of combustible gases |
| 07/27/1993 | US5230563 Liquid level monitoring device |
| 07/21/1993 | EP0551496A1 Integrated safety monitoring and alarm system |
| 07/21/1993 | EP0551278A1 Pet locator system and method |
| 07/21/1993 | CN2138503Y Transfusion alarm device |