Patents by Inventor Kimitaka Chida

Kimitaka Chida 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).

  • Bioabsorbable polymer and process for preparing the same
    Patent number: 5747637
    Abstract: A bioabsorbable, ternary block copolymer consisting essentially of (A) polylactic acid segment, (B) poly(.epsilon.-caprolactone) segment and (C) polyglycolic acid segment, preparation process of the block copolymer, and medical molded articles prepared from said block copolymer. The bioabsorbable block copolymer is excellent in mechanical strength and flexibility and has moderate hydrolyzability and is especially utilized for a surgical monofilament suture.
    Type: Grant
    Filed: August 28, 1996
    Date of Patent: May 5, 1998
    Assignee: Mitsui Toatsu Chemicals, Inc.
    Inventors: Hosei Shinoda, Masanobu Ajioka, Kimitaka Chida