Patents by Inventor Susumu Michishima

Susumu Michishima 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).

  • Hydrogenation of polyhydroxylunsaturated hydrocarbon polymers
    Patent number: 3994868
    Abstract: A polyhydroxylunsaturated hydrocarbon polymer is hydrogenated over a ruthenium catalyst to produce a polyhydroxyl saturated hydrocarbon polymer.
    Type: Grant
    Filed: December 13, 1974
    Date of Patent: November 30, 1976
    Assignee: Mitsubishi Chemical Industries Ltd.
    Inventors: Jihei Inomata, Susumu Michishima, Kanji Kasahara, Seiichi Hino, Satoru Igarashi, Naoki Takamiya, Tatsuo Tani
  • Curable composition used for an electrical insulating material
    Patent number: 3950304
    Abstract: A curable composition used for electric insulating material comprises a polyhydroxy hydrocarbon polymer, carbon black and talc or clay.
    Type: Grant
    Filed: February 1, 1974
    Date of Patent: April 13, 1976
    Assignee: Mitsubishi Chemical Industries Ltd.
    Inventors: Jihei Inomata, Susumu Michishima, Kanji Kasahara, Seiichi Hino, Satoru Igarashi, Tatsuo Tani