Yasuhisa Shibata

Person

  • Ibaraki, JP

Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    IC card having security control

    • Publication number 20040172541
    • Publication date Sep 2, 2004
    • Hitachi, Ltd
    • Kazunori Ando
    • G06 - COMPUTING CALCULATING COUNTING