Masashi Oshima

Person

  • Kanagawa, JP

Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    PROTECTIVE SEMICONDUCTOR DEVICE FOR SECONDARY CELL

    • Publication number 20130242446
    • Publication date Sep 19, 2013
    • RICOH COMPANY, LTD.
    • Masashi Oshima
    • G01 - MEASURING TESTING
  • Information Patent Application

    CHARGE CONTROL CIRCUIT AND BATTERY DEVICE

    • Publication number 20130241471
    • Publication date Sep 19, 2013
    • RICOH COMPANY, LTD.
    • Kuniaki ARAI
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    SEMICONDUCTOR DEVICE

    • Publication number 20110079873
    • Publication date Apr 7, 2011
    • RICOH COMPANY, LTD.
    • Masashi OSHIMA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SEMICONDUCTOR DEVICE

    • Publication number 20110018092
    • Publication date Jan 27, 2011
    • RICOH COMPANY, LTD.
    • Masashi Oshima
    • H01 - BASIC ELECTRIC ELEMENTS