Patents by Inventor Mitsuaki Noguchi

Mitsuaki Noguchi 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).

  • Rotary brush
    Patent number: 5056181
    Abstract: In a rotary brush wherein the surface of a rotating basic shaft has mounted thereto at least one flexible blade, the surface of the blade made of rubber or a thermoplastic elastomer as its base material and which stands face to face with a surface to be cleaned is covered with a plastic material having wear resistance and slipperiness.
    Type: Grant
    Filed: September 25, 1989
    Date of Patent: October 15, 1991
    Assignee: Kabushiki Kaisha Hoky
    Inventors: Toshihiro Tsuchiya, Tomoharu Mitsunari, Mitsuaki Noguchi