Patents by Inventor Koichi Hasuo

Koichi Hasuo 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).

  • Process for manufacturing of structural reinforcing material
    Patent number: 4770832
    Abstract: A process relating to the manufacturing of a structural reinforcing material which is made of a glass fiber reinforced plastic, a carbon fiber reinforced plastic or similar material wherein a precise sectional shape is not required. A fiber body including a plurality of reinforcing fibers is impregnated with a hardenable material and subsequently introduced into a drawing die having a desired sectional shape so as to be formed into a drawn article having a predetermined sectional shape. A tape is coiled therearound so as to cover the article. A string member is coiled therearound to thrust into the surface of the article. Thereafter, the drawn fiber body is subjected to a hardening treatment and the tape and string member are removed.
    Type: Grant
    Filed: July 25, 1985
    Date of Patent: September 13, 1988
    Assignee: Mitsui Kensetsu Kabushiki Kaisha
    Inventors: Tadashi Okamoto, Sumiyuki Matsubara, Koichi Hasuo, Masahisa Handa