Assignee
FRIEDRICH ULRICH
DE·14 granted patents·8 pending applications·24 citations·filing 2005–2012
Top patents by PatentIndex Score
22 records- 0182US8477017B2Method, system, and integrated circuit for communication in RFID or remote sensor systemsFRIEDRICH ULRICH·Filed 2011·Granted Jul 2, 2013·5 cites·20 claims
- 0277US8254841B2Method and apparatus for data communication between a base station and a transponderFRIEDRICH ULRICH·Filed 2011·Granted Aug 28, 2012·3 cites·20 claims
- 0375US8296852B2Transponder, RFID system, and method for RFID system with key managementFRIEDRICH ULRICH·Filed 2007·Granted Oct 23, 2012·6 cites·15 claims
- 0467US9317981B2Method and device for protecting products against counterfeitingFRIEDRICH ULRICH·Filed 2008·Granted Apr 19, 2016·3 cites·27 claims
- 0566US8553674B2Method for wireless data transmissionFRIEDRICH ULRICH·Filed 2011·Granted Oct 8, 2013·1 cites·7 claims
- 0664US8274370B2Modulator and modulation method for a wireless data transmission deviceFRIEDRICH ULRICH·Filed 2007·Granted Sep 25, 2012·2 cites·23 claims
- 0764US8183983B2Method for the at least temporary activation of bidirectional communication and transponderFRIEDRICH ULRICH·Filed 2008·Granted May 22, 2012·2 cites·20 claims
- 0864US8111672B2Method for data communication between a base station and a transponderFRIEDRICH ULRICH·Filed 2005·Granted Feb 7, 2012·2 cites·26 claims
- 0954US8577295B2Method and apparatus for data communication between a base station and a transponderFRIEDRICH ULRICH·Filed 2012·Granted Nov 5, 2013·0 cites·20 claims
- 1054US2008012685A1Scalable method for access controlFRIEDRICH ULRICH·Filed 2007·Application pending·0 cites
- 1151US8761149B2Method for data communication between a base station and a transponderFRIEDRICH ULRICH·Filed 2006·Granted Jun 24, 2014·0 cites·23 claims
- 1251US8552837B2Data transmission method and apparatus in RFID and remote sensor systemsFRIEDRICH ULRICH·Filed 2011·Granted Oct 8, 2013·0 cites·20 claims
- 1351US8315276B2Transmitting data between a base station and a transponderFRIEDRICH ULRICH·Filed 2011·Granted Nov 20, 2012·0 cites·20 claims
- 1451US8284030B2Method and device for recognizing functional states in RFID or remote sensor systemsFRIEDRICH ULRICH·Filed 2011·Granted Oct 9, 2012·0 cites·20 claims
- 1550US8638195B2Method, transponder, and circuit for selecting one or more transpondersFRIEDRICH ULRICH·Filed 2011·Granted Jan 28, 2014·0 cites·17 claims
- 1649US2005233696A1Method and apparatus for data communication between a base station and a transponderFRIEDRICH ULRICH·Filed 2005·Application pending·0 cites
- 1748US2009033464A1Transponder with access protection and method for access to the transponderFRIEDRICH ULRICH·Filed 2008·Application pending·0 cites
- 1848US2005212661A1Data transmission method and apparatus in RFID and remote sensor systemsFRIEDRICH ULRICH·Filed 2005·Application pending·0 cites
- 1946US2005232221A1Method for wireless data transmissionFRIEDRICH ULRICH·Filed 2005·Application pending·0 cites
- 2042US2005231327A1Method for selecting one or more transpondersFRIEDRICH ULRICH·Filed 2005·Application pending·0 cites
- 2139US2005212090A1Integrated circuitFRIEDRICH ULRICH·Filed 2005·Application pending·0 cites
- 2238US2011045861A1Method for communication between a base station and a plurality of transpondersFRIEDRICH ULRICH·Filed 2010·Application pending·0 cites
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