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Hiroyuki Sawaishi

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  • Chiba, JP
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Patents Applicationslast 30 patents

  • Information Patent Application

    Mold Device and Mirror Plate
    • Publication number 20090041881
    • Publication date Feb 12, 2009
    • Sumitomo Heavy Industries, Ltd.
    • Hiroyuki Sawaishi
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    Mold For Molding Disk, Mirror-Surface Disk, And Molded Product
    • Publication number 20070275115
    • Publication date Nov 29, 2007
    • Sumitomo Heavy Industries, Ltd.
    • Yuichi Inada
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    Mold for molding disk, adjustment member, and method of molding dis...
    • Publication number 20070176311
    • Publication date Aug 2, 2007
    • Sumitomo Heavy Industries, LTD Seikoh Giken Co., LTD
    • Hiroyuki Sawaishi
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL