Patents by Inventor Chiaki Fukutomi

Chiaki Fukutomi 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).

  • Hyaluronic acid compound, hydrogel thereof and joint treating material
    Patent number: 8137685
    Abstract: A hyaluronic acid compound which is a reaction product between hyaluronic acid and a phosphatidyl ethanolamine. This compound has biocompatibility and bio-safety, and can be formed into a hydrogel or molded form having a certain shape. Making use of these properties, it is used to treat a knee joint, prevent the accretion of a tissue after an operation and keep a skin wet.
    Type: Grant
    Filed: October 27, 2004
    Date of Patent: March 20, 2012
    Assignee: Teijin Limited
    Inventors: Eiichi Kitazono, Hiroaki Kaneko, Masaya Ito, Chiaki Fukutomi, Saki Tsuzuki, Yoshihiko Sumi
  • SCAFFOLD
    Publication number: 20090076530
    Abstract: To provide a scaffold having excellent mechanical strength and cell growth capability and is suitable for use as a cell culture medium or a prosthetic material. The present invention relates to a scaffold composed of an assembly of fibers and having a 3-D structure consisting of two end faces and a side face, wherein (1) the fibers are aligned in a plane direction; (2) the fibers have a diameter of 0.05 to 50 ?m; (3) the fibers are essentially composed of a biocompatible polymer; and (4) the scaffold has an apparent density of 95 to 350 kg/m3.
    Type: Application
    Filed: March 5, 2007
    Publication date: March 19, 2009
    Applicant: TEIJIN LIMITED
    Inventors: Chiaki Fukutomi, Hiroaki Kaneko, Eiichi Kitazono, Mika Kayashima, Miyuki Nakayama
  • Hyaluronic Acid Compound, Hydrogel Thereof and Joint Treating Material
    Publication number: 20080193538
    Abstract: A hyaluronic acid compound which is a reaction product between hyaluronic acid and a phosphatidyl ethanolamine. This compound has biocompatibility and bio-safety, and can be formed into a hydrogel or molded form having a certain shape. Making use of these properties, it is used to treat a knee joint, prevent the accretion of a tissue after an operation and keep a skin wet.
    Type: Application
    Filed: October 27, 2004
    Publication date: August 14, 2008
    Applicant: TEIJIN LIMITED
    Inventors: Eiichi Kitazono, Hiroaki Kaneko, Masaya Ito, Chiaki Fukutomi, Saki Tsuzuki, Yoshihiko Sumi