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Naotake Uda

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Patents Grantslast 30 patents

  • Information Patent Grant

    Electrofusion of electrofusion joint, method of confirming state of...
    • Patent number 5,116,082
    • Issue date May 26, 1992
    • Mitsui Petrochemical Industries, Ltd.
    • Takayuki Handa
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Electro-fusion joint
    • Patent number 4,994,655
    • Issue date Feb 19, 1991
    • Mitsui Petrochemical Industries, Ltd.
    • Takayuki Handa
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Process for injection compression molding
    • Patent number 4,489,033
    • Issue date Dec 18, 1984
    • Mitsui Petrochemical Industries
    • Naotake Uda
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL