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Akira Sugiura

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  • Okayama, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method of producing acrylic fibers
    • Patent number 4,818,458
    • Issue date Apr 4, 1989
    • Japan Exlan Company Limited
    • Akira Sugiura
    • D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
  • Information Patent Grant

    Process for producing carbon fiber tows
    • Patent number 4,378,343
    • Issue date Mar 29, 1983
    • Sumitomo Chemical Co., Ltd.
    • Akira Sugiura
    • D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING