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Zitiert von PatentEingetragenAusgestelltUrsprünglich Bevollmächtigter Titel
US398101131. März 197514. Sept. 1976Sperry Rand CorporationObject identification system using an RF roll-call technique
US40191819. Juli 197519. Apr. 1977U.S. Philips CorporationTransponder system
US402784030. Sept. 19757. Juni 1977International Standard Electric CorporationVehicle position indicator with radar interrogation each of spaced transponders disposed along a pathway for the vehicle
US40598316. Okt. 197522. Nov. 1977Northwestern UniversityPassive transponders using acoustic surface wave devices
US409647722. Apr. 197720. Juni 1978Northwestern UniversityIdentification system using coded passive transponders
US42426718. Dez. 197830. Dez. 1980Transponders
US426359515. Mai 197921. Apr. 1981Siemens AktiengesellschaftApparatus for identifying objects and persons
US439944119. Jan. 198116. Aug. 1983Unisearch LimitedApparatus for remote temperature reading
US460462330. Juni 19835. Aug. 1986X-Cyte Inc.Surface acoustic wave passive transponder having non-reflective transducers and pads
US460592930. Juni 198312. Aug. 1986X-Cyte Inc.Surface acoustic wave passive transponder having optimally-sized transducers
US462019130. Juni 198328. Okt. 1986Surface acoustic wave passive transponder having parallel acoustic wave paths
US462520730. Juni 198325. Nov. 1986X-Cyte Inc.Surface acoustic wave passive transponder having amplitude and phase-modifying surface pads
US462520830. Juni 198325. Nov. 1986X-Cyte Inc.Surface acoustic wave passive transponder having acoustic wave reflectors
US46582527. Juli 198614. Apr. 1987GTE Government Systems CorporationEncoder/decoder for card entry system
US469863117. Dez. 19866. Okt. 1987Hughes Tool CompanySurface acoustic wave pipe identification system
US472584130. Juni 198316. Febr. 1988X-Cyte, Inc.System for interrogating a passive transponder carrying phase-encoded information
US473469831. Okt. 198529. März 1988X-Cyte, Inc.Passive interrogator label system having offset compensation and temperature compensation for a surface acoustic wave transponder
US474683014. März 198624. Mai 1988Electronic surveillance and identification
US48071409. Nov. 198421. Febr. 1989Electronic label information exchange system
US49316642. Aug. 19885. Juni 1990GTE Products CorporationController for coded surface acoustical wave (SAW) security system
US494535425. Nov. 198831. Juli 1990GTE ProductsSpurious signal correction for surface acoustic wave (SAW) security devices
US498068020. Febr. 199025. Dez. 1990GTE Products Corp. and GTE Laboratories, Inc.Coded surface acoustical wave (saw) motor vehicle security device
US511516028. Aug. 198919. Mai 1992GTE ProductsEasily encodable surface acoustic wave (SAW) security devices
US513052216. Aug. 199014. Juli 1992Mitsubishi Jukogyo Kabushiki KaishaID card using surface acoustic waves
US54233341. Febr. 199313. Juni 1995C. R. Bard, Inc.Implantable medical device characterization system
US544811014. Sept. 19935. Sept. 1995Micron communications, Inc.Enclosed transceiver
US546917020. Okt. 199421. Nov. 1995The United States of America as represented by the Secretary of the ArmyPassive SAW-ID tags using a chirp transducer
US549714017. Dez. 19935. März 1996Micron Technology, Inc.Electrically powered postage stamp or mailing or shipping label operative with radio frequency (RF) communication
US57762789. Jan. 19977. Juli 1998Micron Communications, Inc.Method of manufacturing an enclosed transceiver
US577983926. Sept. 199714. Juli 1998Micron Communications, Inc.Method of manufacturing an enclosed transceiver
US595293712. März 199714. Sept. 1999UT Automotive Dearborn, Inc.System and method of updating communications in a security system
US598638218. Aug. 199716. Nov. 1999X-Cyte, Inc.Surface acoustic wave transponder configuration
US598851013. Febr. 199723. Nov. 1999Micron Communications, Inc.Tamper resistant smart card and method of protecting data in a smart card
US601394922. Sept. 199711. Jan. 2000Micron Technology, Inc.Miniature Radio Frequency Transceiver
US606081518. Aug. 19979. Mai 2000X-Cyte, Inc.Frequency mixing passive transponder
US606819230. Aug. 199930. Mai 2000Micron Technology, Inc.Tamper resistant smart card and method of protecting data in a smart card
US60754631. Juni 199813. Juni 2000AKO-Werke GmbH & Co. KGApparatus for wirelessly transmitting the temperature and an identifying characteristic of a cooking pot to a stove
US60787916. Aug. 199720. Juni 2000Micron Communications, Inc.Radio frequency identification transceiver and antenna
US610791018. Aug. 199722. Aug. 2000X-Cyte, Inc.Dual mode transmitter/receiver and decoder for RF transponder tags
US611497118. Aug. 19975. Sept. 2000X-Cyte, Inc.Frequency hopping spread spectrum passive acoustic wave identification device
US615092117. Okt. 199721. Nov. 2000PinPoint CorporationArticle tracking system
US620806210. Febr. 199927. März 2001X-Cyte, Inc.Surface acoustic wave transponder configuration
US622051616. Jan. 199824. Apr. 2001Micron Technology, Inc.Method of manufacturing an enclosed transceiver
US625999110. Febr. 199910. Juli 2001X-Cyte Inc.Environmental location system
US627333919. Apr. 200014. Aug. 2001Micron Technology, Inc.Tamper resistant smart card and method of protecting data in a smart card
US63252941. Febr. 20014. Dez. 2001Micron Technology, Inc.Method of manufacturing an enclosed transceiver
US633765925. Okt. 19998. Jan. 2002Gamma Nu, Inc.Phased array base station antenna system having distributed low power amplifiers
US64834279. März 200019. Nov. 2002RF Technologies, Inc.Article tracking system
US653195717. Mai 200211. März 2003X-Cyte, Inc.Dual mode transmitter-receiver and decoder for RF transponder tags
US661122414. Mai 200226. Aug. 2003X-Cyte, Inc.Backscatter transponder interrogation device
US663322610. Febr. 199914. Okt. 2003X-Cyte, Inc.Frequency hopping spread spectrum passive acoustic wave identification device
US677561620. Aug. 200310. Aug. 2004X-Cyte, Inc.Environmental location system
US67882042. März 20007. Sept. 2004Nanotron Gesellschaft fur Mikrotechnik mbHSurface-wave transducer device and identification system with such device
US68128242. März 20002. Nov. 2004RF Technologies, Inc.Method and apparatus combining a tracking system and a wireless communication system
US682576621. Dez. 200130. Nov. 2004Genei Industries, Inc.Industrial data capture system including a choke point portal and tracking software for radio frequency identification of cargo
US695000917. Juni 200327. Sept. 2005X-Cyte, Inc.Dual mode transmitter/receiver and decoder for RF transponder units
US699565415. Dez. 20007. Febr. 2006X-Cyte, Inc.Apparatus and method for locating a tagged item
US702332314. Okt. 20034. Apr. 2006X-Cyte, Inc.Frequency hopping spread spectrum passive acoustic wave identification device
US712982820. Juli 200431. Okt. 2006Honeywell International Inc.Encapsulated surface acoustic wave sensor
US713277820. Aug. 20037. Nov. 2006X-Cyte, Inc.Surface acoustic wave modulator
US715803110. Nov. 20032. Jan. 2007Micron Technology, Inc.Thin, flexible, RFID label and system for use
US726567418. Aug. 20054. Sept. 2007Micron Technology, Inc.Thin flexible, RFID labels, and method and apparatus for use
US738848830. Sept. 200417. Juni 2008Method and system for storing, retrieving, and managing data for tags
US758319211. Dez. 20061. Sept. 2009Keystone Technology Solutions, LLCRadio frequency identification device and method
US758705028. Apr. 20048. Sept. 2009NXP B.V.Method, system, base station and data carrier for clash-free transmission between a base station and a number of mobile data carriers
US764946330. Aug. 200719. Jan. 2010Keystone Technology Solutions, LLCRadio frequency identification device and method
US767743916. März 200616. März 2010Marathon Oil CompanyProcess and assembly for identifying and tracking assets
US771474115. Juli 200811. Mai 2010Marathon Oil CompanyMethod and system for performing operations and for improving production in wells
US774195628. Juli 200422. Juni 2010X-Cyte, Inc.Dual mode transmitter-receiver and decoder for RF transponder tags
US774623030. Aug. 200729. Juni 2010Round Rock Research, LLCRadio frequency identification device and method
US783928529. Aug. 200723. Nov. 2010Round Rock Resarch, LLCElectronic communication devices, methods of forming electrical communication devices, and communications methods
US794838211. Sept. 200624. Mai 2011Round Rock Research, LLCElectronic communication devices, methods of forming electrical communication devices, and communications methods
US795674224. Jan. 20077. Juni 2011Motedata Inc.Method and system for storing, retrieving, and managing data for tags
US801834024. Okt. 200613. Sept. 2011Round Rock Research, LLCSystem and method to track articles at a point of origin and at a point of destination using RFID
US804482011. Mai 201025. Okt. 2011Marathon Oil CompanyMethod and system for performing operations and for improving production in wells
US809177516. März 201010. Jan. 2012Marathon Oil CompanyProcess and assembly for identifying and tracking assets
USRE4013710. Dez. 20034. März 2008Micron Technology, Inc.Methods for forming integrated circuits within substrates
USRE427734. Dez. 20034. Okt. 2011Round Rock Research, LLCMethod of manufacturing an enclosed transceiver