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Shigeyuki Akihama

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Patents Grantslast 30 patents

  • Information Patent Grant

    Method of making window frame for concrete wall panel
    • Patent number 5,798,011
    • Issue date Aug 25, 1998
    • Kajima Corporation
    • Tatsuo Suenaga
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Method of making window frame for concrete wall panel
    • Patent number 5,591,286
    • Issue date Jan 7, 1997
    • Kajima Corporation
    • Tatsuo Suenaga
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Method of making window frame for concrete wall panel
    • Patent number 5,575,870
    • Issue date Nov 19, 1996
    • Kajima Corporation
    • Tatsuo Suenaga
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Window frame for concrete wall panel
    • Patent number 5,356,687
    • Issue date Oct 18, 1994
    • Kajima Corporation
    • Tatsuo Suenaga
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Curtain wall
    • Patent number 5,032,340
    • Issue date Jul 16, 1991
    • Kajima Corporation
    • Shigeyuki Akihama
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    Curtain wall
    • Patent number 5,010,705
    • Issue date Apr 30, 1991
    • Kajima Corporation
    • Shigeyuki Akihama
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    Wall panel
    • Patent number 4,909,009
    • Issue date Mar 20, 1990
    • Kajima Corporation
    • Kunihiro Ogawa
    • E04 - BUILDING
  • Information Patent Grant

    Concrete panel having tile driven
    • Patent number 4,700,518
    • Issue date Oct 20, 1987
    • Kajima Kensetsu Kabushiki Kaisha
    • Shigeyuki Akihama
    • E04 - BUILDING
  • Information Patent Grant

    Carbon fiber reinforced concrete
    • Patent number 4,627,998
    • Issue date Dec 9, 1986
    • Kajima Corporation
    • Shigeyuki Akihama
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    Tiles and arrangement for setting tiles
    • Patent number 4,522,003
    • Issue date Jun 11, 1985
    • Manten Co., Ltd.
    • Shigeyuki Akihama
    • E04 - BUILDING