Patents by Inventor Mimuo Kawaguchi

Mimuo Kawaguchi 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).

  • Corrosion preventive resin composition
    Patent number: 4582889
    Abstract: There is disclosed a corrosion preventive resin composition comprising an epoxy resin and at least one curing agent therefor. The epoxy resin comprises at least 40 wt % of a specific type of urethane-modified epoxy resin which is obtained by reaction between a compound having at least one epoxy group and at least one hydroxyl group and a urethane bond-bearing compound having isocyanate end groups and obtained by reaction between a polyhydroxyl compound and a polyisocyanate compound. The curing agent for the epoxy resin is at least one member selected from the group consisting of polyamines, polyamides and polymercaptans, all of which are sparingly soluble in water.
    Type: Grant
    Filed: May 31, 1985
    Date of Patent: April 15, 1986
    Assignee: The Yokohama Rubber Co., Ltd.
    Inventors: Kiyonaga Yamaguchi, Toshinobu Takahashi, Shigeo Omote, Mimuo Kawaguchi