Patents by Inventor Manabu Sotooka

Manabu Sotooka has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Fixing device for tensioning member for prestressed concrete
    Patent number: 5802788
    Abstract: A fixing device for a tensioning member of a prestressed concrete may unimly act holding force for the tensioning member on the overall peripheral surface of the tensioning member mating with the wedge. The device includes a stationary grip through which the tensioning member extends, a wedge press fitted to the grip with holding the tensioning member for fixing the tensioning member relative to the grip under a given tension, and a buffer member disposed between the tensioning member and the wedge, the buffer member having both elasticity and plasticity.
    Type: Grant
    Filed: February 7, 1995
    Date of Patent: September 8, 1998
    Assignee: Kabushiki Kaisha Komatsu Seisakusho Komatsu Plastics Industry Co., Ltd.
    Inventors: Nobuyuki Ozawa, Masao Kikuchi, Manabu Sotooka, Junji Hosokawa