Patents by Inventor Kyoji Kimoto

Kyoji Kimoto 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).

  • Process for production of perfluorocarbon type cation exchange membrane
    Patent number: 4093568
    Abstract: A perfluorocarbon type cation exchange membrane prepared by treatment with an oxidizing agent of a cation exchange membrane containing perfluorocarbon polymers having specific pendant N-sulfonamide groups has improved electrochemical characteristics when used as a membrane in electrolysis of aqueous alkali halide solution.
    Type: Grant
    Filed: November 2, 1976
    Date of Patent: June 6, 1978
    Assignee: Asahi Kasei Kogyo Kabushiki Kaisha
    Inventors: Maomi Seko, Yasumichi Yamakoshi, Hirotsugu Miyauchi, Mitsunobu Fukumoto, Kyoji Kimoto, Itaru Watanabe, Shigeo Yokoyama