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Yoshihiko IGA

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  • Hitachinaka, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Multi-beam semiconductor laser device
    • Patent number 8,494,019
    • Issue date Jul 23, 2013
    • Oclaro Japan, Inc.
    • Yoshihiko Iga
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Semiconductor laser device
    • Patent number 7,792,173
    • Issue date Sep 7, 2010
    • Opnext Japan, Inc.
    • Yoshihiko Iga
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

  • Information Patent Application

    MULTI-BEAM SEMICONDUCTOR LASER DEVICE
    • Publication number 20100254421
    • Publication date Oct 7, 2010
    • Yoshihiko IGA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Disc rotor for disc brake
    • Publication number 20090294228
    • Publication date Dec 3, 2009
    • Hitachi Chemical Company, Ltd.
    • Yoshihiko Iga
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    SEMICONDUCTOR LASER DEVICE
    • Publication number 20090147816
    • Publication date Jun 11, 2009
    • Opnext Japan, Inc.
    • Yoshihiko IGA
    • B82 - NANO-TECHNOLOGY