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Akira Hashimoto

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  • Hyogo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Heat-resistant expansive member
    • Patent number 5,945,361
    • Issue date Aug 31, 1999
    • Nippon Pillar Packing Co., Ltd.
    • Akira Hashimoto
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    Sheet-like gasket with overlapped peripheral portions
    • Patent number 5,634,645
    • Issue date Jun 3, 1997
    • Nippon Pillar Packing Co., Ltd.
    • Masanori Seki
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Metal-covered sealing gasket having a soft, heat resistant, expanda...
    • Patent number 5,269,540
    • Issue date Dec 14, 1993
    • Nippon Pillar Packing Co., Ltd.
    • Susumu Nobuchi
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Heat-resistant expansion member
    • Patent number 5,242,871
    • Issue date Sep 7, 1993
    • Nippon Pillar Packing Co., Ltd.
    • Akira Hashimoto
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    Filler materials for spiral gaskets
    • Patent number 5,106,790
    • Issue date Apr 21, 1992
    • Nippon Pillar Packing Co. Ltd.
    • Akira Hashimoto
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES

Patents Applicationslast 30 patents