TREA

Sadayuki Takeyama

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  • Hamamatsu, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method for producing a laminated material
    • Patent number 4,986,860
    • Issue date Jan 22, 1991
    • Kyowa Leather Cloth Co., Ltd.
    • Hirofumi Akimoto
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL