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Shunji Seino

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Oil-impregnatable insulating board
    • Patent number 4,595,457
    • Issue date Jun 17, 1986
    • Mitsubishi Paper Mills, Ltd.
    • Ryota Nishiyama
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Process for producing fibrous sheet
    • Patent number 4,519,873
    • Issue date May 28, 1985
    • Mitsubishi Paper Mills, Ltd.
    • Masahiro Amano
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Rock wool composite material
    • Patent number 4,448,921
    • Issue date May 15, 1984
    • Mitsubishi Paper Mills, Ltd.
    • Eisuke Yamaya
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    Electric insulating sheet
    • Patent number 4,273,825
    • Issue date Jun 16, 1981
    • Mitsubishi Paper Mills, Ltd.
    • Ryota Nishiyama
    • B32 - LAYERED PRODUCTS
  • Information Patent Grant

    Electrical insulating material
    • Patent number 4,259,398
    • Issue date Mar 31, 1981
    • Mitsubishi Paper Mills, Ltd.
    • Shunji Seino
    • B32 - LAYERED PRODUCTS