Patents by Inventor Mnoru Toyama

Mnoru Toyama 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).

  • Fiber-reinforced resin molded article
    Patent number: 6284831
    Abstract: Disclosed is a fiber reinforcement-containing polyolefin composition comprising a polyolefin resin component containing a graft modified polyolefin and/or an ionomer; a long fiber reinforcement having an average fiber diameter of 3 to 21 &mgr;m, of which fibers are arranged and dispersed in a pellet having a length of 3 to 30 mm prepared by molding the polyolfin resin component, in nearly parallel with each other; and a short fiber reinforcement having an average fiber length of 0.1 to 2 mm and an average fiber diameter of 3 to 21 &mgr;m, which is wholly dispersed at random; wherein the polyolefin resin component, long fiber reinforcement and short fiber reinforcement are contained in a specific amount, respectively.
    Type: Grant
    Filed: November 5, 1997
    Date of Patent: September 4, 2001
    Assignee: Mitsubishi Denki Kabushiki Kaisha
    Inventors: Takashi Shimpuku, Mnoru Toyama