TREA

Masanobu Okayasu

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  • Yokohama, JP
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    OPTICAL SEMICONDUCTOR DEVICE
    • Publication number 20100006863
    • Publication date Jan 14, 2010
    • Opnext Japan, Inc.
    • Takuma Ban
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Wavelength tunable optical transmitter and optical transceiver
    • Publication number 20070081565
    • Publication date Apr 12, 2007
    • Noriko Sasada
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Optical modulator module
    • Publication number 20060175676
    • Publication date Aug 10, 2006
    • Hiroyuki Arima
    • G02 - OPTICS
  • Information Patent Application

    Optical module
    • Publication number 20060056780
    • Publication date Mar 16, 2006
    • Toshiaki Takai
    • G02 - OPTICS
  • Information Patent Application

    Optical module
    • Publication number 20060006403
    • Publication date Jan 12, 2006
    • Naoki Matsushima
    • G02 - OPTICS
  • Information Patent Application

    Optical module
    • Publication number 20050275958
    • Publication date Dec 15, 2005
    • Opnext Japan, Inc.
    • Kenji Yoshimoto
    • G02 - OPTICS
  • Information Patent Application

    Optical modulator module
    • Publication number 20050264862
    • Publication date Dec 1, 2005
    • Hiroyuki Arima
    • G02 - OPTICS
  • Information Patent Application

    Optical module and optical transmission apparatus
    • Publication number 20050259911
    • Publication date Nov 24, 2005
    • Hiroshi Yamamoto
    • G02 - OPTICS
  • Information Patent Application

    Optical receiver
    • Publication number 20040062557
    • Publication date Apr 1, 2004
    • OpNext Japan, Inc.
    • Shigehiro Takashima
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Optical module equipped with a wiring plate
    • Publication number 20030193095
    • Publication date Oct 16, 2003
    • OpNext Japan, Inc.
    • Hiroyasu Sasaki
    • G02 - OPTICS