Patents by Inventor Toshio Ohmori

Toshio Ohmori 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).

  • Rubber compositions for use in tires
    Patent number: 4487892
    Abstract: A rubber composition for use in tires is disclosed, which comprises 1-30% by weight of a non-crystallizable resinous polymer having Tg of not less than 110.degree. C. and 70-99% by weight of at least one rubber selected from styrene-butadiene copolymer rubber containing not more than 60% by weight of bound styrene, natural rubber, polybutadiene rubber having 1,4-configuration of not less than 80%, polybutadiene rubber having 1,2-configuration of not less than 50%, butyl rubber, halogenated butyl rubber and polyisoprene rubber having cis-1,4-configuration of not less than 90%.
    Type: Grant
    Filed: March 30, 1983
    Date of Patent: December 11, 1984
    Assignees: Bridgestone Tire Co., Ltd., Japan Synthetic Rubber Co., Ltd.
    Inventors: Toshio Ohmori, Mineo Yamamoto