Patents Represented by Attorney Mattingly, Stanger, Malur & Brundidge PPC

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  • RFID (radio frequency identification) and IC card
    Patent number: 6972662
    Abstract: An RFID which provides a wide working voltage range and general versatility at low cost, without the need for changing its internal circuit design due to external factors. In the RFID, there is provided an arrangement that a low impedance state is given when its internal data communication circuit is in a reset state.
    Type: Grant
    Filed: August 15, 2000
    Date of Patent: December 6, 2005
    Assignee: Renesas Technology Corp.
    Inventors: Takehiro Ohkawa, Miki Yuyama, Hiroshi Yoshigi, Tadashi Oonishi, Kazuki Watanabe