Patents by Inventor Kohichi Sakai

Kohichi Sakai 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).

  • Glass fiber-reinforced thermoplastic polyester composition
    Patent number: 4276208
    Abstract: A glass fiber-reinforced thermoplastic polyester composition comprising(A) 100 parts by weight of polyethylene terephthalate having an intrinsic viscosity, measured at 35.degree. C. in ortho-chlorophenol, of from 0.4 to 0.9,(B) from 0.05 to 3 parts by weight of a salt of montan wax,(C) from 5 to 200 parts by weight of glass fibers having an average length of at least 0.2 mm, and(D) from 0 to 5 parts by weight of an epoxy compound having at least two epoxy groups in the molecule.
    Type: Grant
    Filed: October 9, 1979
    Date of Patent: June 30, 1981
    Assignee: Teijin Limited
    Inventors: Yoshinari Ogawa, Teruhisa Fukumoto, Kohichi Sakai