P

Assignee

FRIEDRICH ULRICH

DE14 patents

Top patents by PatentIndex Score

US8477017B2Jul 2, 2013

Method, system, and integrated circuit for communication in RFID or remote sensor systems

FRIEDRICH ULRICH5 citations84
US9317981B2Apr 19, 2016

Method and device for protecting products against counterfeiting

FRIEDRICH ULRICH3 citations73
US8296852B2Oct 23, 2012

Transponder, RFID system, and method for RFID system with key management

FRIEDRICH ULRICH6 citations73
US8254841B2Aug 28, 2012

Method and apparatus for data communication between a base station and a transponder

FRIEDRICH ULRICH3 citations62
US8183983B2May 22, 2012

Method for the at least temporary activation of bidirectional communication and transponder

FRIEDRICH ULRICH2 citations62
US8111672B2Feb 7, 2012

Method for data communication between a base station and a transponder

FRIEDRICH ULRICH2 citations62
US8274370B2Sep 25, 2012

Modulator and modulation method for a wireless data transmission device

FRIEDRICH ULRICH2 citations61
US8761149B2Jun 24, 2014

Method for data communication between a base station and a transponder

FRIEDRICH ULRICH0 citations52
US8577295B2Nov 5, 2013

Method and apparatus for data communication between a base station and a transponder

FRIEDRICH ULRICH0 citations52
US8552837B2Oct 8, 2013

Data transmission method and apparatus in RFID and remote sensor systems

FRIEDRICH ULRICH0 citations52
US8553674B2Oct 8, 2013

Method for wireless data transmission

FRIEDRICH ULRICH1 citations52
US8284030B2Oct 9, 2012

Method and device for recognizing functional states in RFID or remote sensor systems

FRIEDRICH ULRICH0 citations52
US8638195B2Jan 28, 2014

Method, transponder, and circuit for selecting one or more transponders

FRIEDRICH ULRICH0 citations50
US8315276B2Nov 20, 2012

Transmitting data between a base station and a transponder

FRIEDRICH ULRICH0 citations41