TREA

Etsuji Yamamoto

Follow

Person

  • Tokyo, JP
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Radio communication apparatus
    • Patent number 7,136,669
    • Issue date Nov 14, 2006
    • Vertex Standard Co., Ltd.
    • Etsuji Yamamoto
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Radio communication apparatus
    • Patent number 6,788,955
    • Issue date Sep 7, 2004
    • Vertex Standard Co. Ltd.
    • Etsuji Yamamoto
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

  • Information Patent Application

    Radio communication apparatus
    • Publication number 20050026645
    • Publication date Feb 3, 2005
    • VERTEX STANDARD CO., LTD.
    • Etsuji Yamamoto
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Radio communication apparatus
    • Publication number 20020065096
    • Publication date May 30, 2002
    • VERTEX STANDARD CO., LTD.
    • Etsuji Yamamoto
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE