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Keiichi Ookawa

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  • Takasaki-shi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Mosfet package
    • Patent number 8,816,411
    • Issue date Aug 26, 2014
    • Renesas Electronics Corporation
    • Ryoichi Kajiwara
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Mosfet package
    • Patent number 8,455,986
    • Issue date Jun 4, 2013
    • Renesas Electronics Corporation
    • Ryoichi Kajiwara
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Semiconductor device
    • Patent number 8,183,607
    • Issue date May 22, 2012
    • Renesas Electronics Corporation
    • Ryoichi Kajiwara
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    MOSFET package
    • Patent number 7,985,991
    • Issue date Jul 26, 2011
    • Renesas Electronics Corporation
    • Ryoichi Kajiwara
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    MOSFET package
    • Patent number 7,400,002
    • Issue date Jul 15, 2008
    • Renesas Technology Corp.
    • Ryoichi Kajiwara
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    MOSFET package
    • Patent number 7,394,146
    • Issue date Jul 1, 2008
    • Renesas Tehcnology Corp.
    • Ryoichi Kajiwara
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    MOSFET package
    • Patent number 7,342,267
    • Issue date Mar 11, 2008
    • Renesas Technology Corp.
    • Ryoichi Kajiwara
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    MOSFET package
    • Patent number 7,332,757
    • Issue date Feb 19, 2008
    • Renesas Technology Corp.
    • Ryoichi Kajiwara
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Semiconductor device
    • Patent number 6,774,466
    • Issue date Aug 10, 2004
    • Renesas Technology Corp.
    • Ryoichi Kajiwara
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

  • Information Patent Application

    SEMICONDUCTOR DEVICE
    • Publication number 20130264696
    • Publication date Oct 10, 2013
    • Ryoichi Kajiwara
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SEMICONDUCTOR DEVICE
    • Publication number 20120217556
    • Publication date Aug 30, 2012
    • Ryoichi Kajiwara
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    SEMICONDUCTOR DEVICE
    • Publication number 20110298020
    • Publication date Dec 8, 2011
    • Ryoichi Kajiwara
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    SEMICONDUCTOR DEVICE
    • Publication number 20080169537
    • Publication date Jul 17, 2008
    • Ryoichi Kajiwara
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Semiconductor device
    • Publication number 20070040249
    • Publication date Feb 22, 2007
    • Ryoichi Kajiwara
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Semiconductor device
    • Publication number 20070040250
    • Publication date Feb 22, 2007
    • Ryoichi Kajiwara
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Semiconductor device
    • Publication number 20070040248
    • Publication date Feb 22, 2007
    • Ryoichi Kajiwara
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Semiconductor device
    • Publication number 20070029540
    • Publication date Feb 8, 2007
    • Ryoichi Kajiwara
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Semiconductor device
    • Publication number 20060197196
    • Publication date Sep 7, 2006
    • Ryoichi Kajiwara
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Semiconductor device
    • Publication number 20060197200
    • Publication date Sep 7, 2006
    • Ryoichi Kajiwara
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Semiconductor device
    • Publication number 20040217474
    • Publication date Nov 4, 2004
    • Ryoichi Kajiwara
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Semiconductor device
    • Publication number 20040150082
    • Publication date Aug 5, 2004
    • Ryoichi Kajiwara
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR