Isaac Ohsawa

Person

  • Kashiwa, JP

Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    Gas monitoring apparatus

    • Publication number 20090039253
    • Publication date Feb 12, 2009
    • Hitachi, Ltd.
    • Yasuaki Takada
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Gas monitoring apparatus and gas monitoring method

    • Publication number 20080054172
    • Publication date Mar 6, 2008
    • Yasuo Seto
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Gas monitoring apparatus

    • Publication number 20060289742
    • Publication date Dec 28, 2006
    • Yasuaki Takada
    • H01 - BASIC ELECTRIC ELEMENTS