TREA

Yuzo Kumagai

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Patents Grantslast 30 patents

  • Information Patent Grant

    Tire forming drum including stitching supports
    • Patent number 5,181,982
    • Issue date Jan 26, 1993
    • Bridgestone Corporation
    • Yuzo Kumagai
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Tire building machine having a cylindrical member transfer apparatus
    • Patent number 5,156,713
    • Issue date Oct 20, 1992
    • Bridgestone Corporation
    • Ryutaro Ishii
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Belt-shaped member taking-out and transfer apparatus
    • Patent number 5,064,330
    • Issue date Nov 12, 1991
    • Bridgestone Corporation
    • Yuzo Kumagai
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Tire forming apparatus including upper and lower conveyors
    • Patent number 5,059,274
    • Issue date Oct 22, 1991
    • Bridgestone Corporation
    • Yuzo Kumagai
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Tire forming method and apparatus
    • Patent number 4,875,959
    • Issue date Oct 24, 1989
    • Bridgestone Corporation
    • Yuzo Kumagai
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Method of producing tire belts
    • Patent number 4,846,907
    • Issue date Jul 11, 1989
    • Bridgestone Corporation
    • Yuzo Kumagai
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Looped-article transfer apparatus
    • Patent number 4,584,050
    • Issue date Apr 22, 1986
    • Bridgestone Tire Company Limited
    • Yuzo Kumagai
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Tire building drum
    • Patent number 4,292,112
    • Issue date Sep 29, 1981
    • Bridgestone Tire Company Limited
    • Yuzo Kumagai
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL