Patents by Inventor Kenichi Ohsone

Kenichi Ohsone 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).

  • Sealing material
    Patent number: 4306729
    Abstract: There is provided a sealing material comprising 100 parts by weight of a fibrous material made of polyester, polyamide or the like which constitutes a non-woven cloth; and 10 to 150 parts by weight, based on the weight after dried and hardened, of one or a mixture of a styrene-butadiene polymer base latex, an acrylonitrile-butadiene polymer base latex, an acrylic ester polymer base latex, a polysiloxane base latex and/or a fluorine-contained rubber base latex impregnated in the fibrous material.
    Type: Grant
    Filed: September 26, 1979
    Date of Patent: December 22, 1981
    Assignee: Nippon Oil Seal Industry Co., Ltd.
    Inventors: Fumio Hiramatsu, Kenichi Ohsone, Tatsuaki Yukimasa