Sök Bilder Kartor Play YouTube Nyheter Gmail Drive Mer »
Avancerad patentsökning | Webbhistorik | Logga in

Patent

Hänvisningar finns i följande patent

citeras i Registreringsdatum Utfärdandedatum Ursprunglig innehavare Titel
US39626953 jul 19758 jun 1976Lawrence Peska Associates, Inc.Magnetic key lock and alarm
US41423872 nov 19776 mar 1979Identification device
US41897129 nov 197719 feb 1980Switch and lock activating system and method
US423151117 apr 19794 nov 1980MKD CorporationWaiter/table control for electronic cash registers
US435418915 feb 198012 okt 1982Switch and lock activating system and method
US439367213 aug 198019 jul 1983Cylinder lock and key assembly
US441235614 jan 198025 okt 1983Iowa State University Research Foundation, Inc.Light actuated remote control security system
US441589316 mar 198115 nov 1983All-Lock Electronics, Inc.Door control system
US445205922 jul 19815 jun 1984Elkem a/sLock apparatus
US449694826 maj 198229 jan 1985System for initiating the operation of an electronically-operated _device
US453184231 okt 198330 jul 1985Disposable thermometer probe and rating technique therefor
US46251009 maj 198425 nov 1986Lathem Time Recorder Co., Inc.Coded data carrier and reader and electronic security tour system employing same
US463723510 dec 198420 jan 1987Opto electric combination lock
US466395214 jan 198612 maj 1987Device for the contactless coupling of the control and output currents between the electronic elements on the locking cylinder and the electronic elements in the key of an electro/mechanical locking device
US48685592 okt 198719 sep 1989Universal Photonix, Inc.Security system employing optical key shape reader
US495893627 jan 198725 sep 1990Omron Tateisi Electronics Co.Electric thermometer
US49839506 sep 19888 jan 1991Car theft proofing system
US511906514 jan 19912 jun 1992Vehicle protection system
US513266119 mar 199021 jul 1992Universal Photonix, Inc.Security system employing optical key shape reader
US533704310 maj 19939 aug 1994Security People, Inc.Access control system with mechanical keys which store data
US53732824 feb 199213 dec 1994Dealer information and security apparatus and method
US544243323 mar 199315 aug 1995NHK Spring Co., Ltd.Identification system for an article having individually attached patches
US555277721 nov 19943 sep 1996Security People, Inc.Mechanical/electronic lock and key
US55635793 jun 19948 okt 1996Dealer information and security apparatus and method
US563397514 nov 199527 maj 1997The United States of America as represented by the Administrator of the National Aeronautics and Space AdministrationSecurity system responsive to optical fiber having Bragg grating
US600060922 dec 199714 dec 1999Security People, Inc.Mechanical/electronic lock and key therefor
US614587429 okt 199714 nov 2000TRW Inc.Passenger air bag disable switch
US655265030 aug 199622 apr 2003Coin collection lock and key
US65646014 feb 200220 maj 2003Electromechanical cylinder plug
US687924211 sep 200012 apr 2005Color based lock and key
US692767014 jun 20009 aug 2005Security People, Inc.Conventional mechanical lock cylinders and keys with electronic access control feature
US71402142 apr 200328 nov 2006Ruko A/SElectro-mechanical cylinder lock-key combination with optical code
US733444324 feb 200326 feb 2008Master Lock Company LLCRadio frequency electronic lock
US739734316 aug 20048 jul 2008Security People, Inc.Conventional mechanical lock cylinders and keys with electronic access control feature
US803547727 sep 200711 okt 2011Energy-efficient electronic access control
US812274621 aug 200728 feb 2012Electromechanical cylinder plug
US814139919 maj 200327 mar 2012Electromechanical cylinder plug

Ritningar