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Yoshihiro Oka

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  • Hokkaido, JP
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Patents Applicationslast 30 patents

  • Information Patent Application

    PACKET PROCESSING APPARATUS, COMMUNICATION SYSTEM, PACKET PROCESSIN...
    • Publication number 20090073877
    • Publication date Mar 19, 2009
    • Matsushita Electric Industrial Co., Ltd.
    • Yoshihiro Oka
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Sip Terminal Control System
    • Publication number 20080059640
    • Publication date Mar 6, 2008
    • Matsushita Electric Industrial Co., Ltd.
    • Yoshihiro Oka
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Sip Server
    • Publication number 20070286163
    • Publication date Dec 13, 2007
    • Matsushita Electric Industrial Co., Ltd.
    • Yoshihiro Oka
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Information processing apparatus and receiving apparatus
    • Publication number 20060075137
    • Publication date Apr 6, 2006
    • Hajime Maekawa
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE