Patents by Inventor Tadashi Utunomiya

Tadashi Utunomiya 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).

  • Method of producing a graft copolymer
    Publication number: 20010021743
    Abstract: A method of producing a high-performance graft copolymer having both low-creep characteristics and damping properties is disclosed, which comprises:
    Type: Application
    Filed: December 28, 2000
    Publication date: September 13, 2001
    Inventors: Yuichiro Wakana, Naruhiko Mashita, Yasuo Horikawa, Tadashi Utunomiya, Tuyoshi Hamanaka