Seiko Wajima

Person

  • Tokyo, JP

Patents Applicationslast 30 patents

  • Information Patent Application

    INSTRUCTOR SUPPORT SYSTEM

    • Publication number 20110008759
    • Publication date Jan 13, 2011
    • Kabushiki Kaisha Toshiba
    • Yukihiro USUI
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS