Patents by Inventor Tomoyuki Ishiguro

Tomoyuki Ishiguro 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).

  • Crosslinked Gelatin Gel, Multilayered Structure, Carrier for Bioactive Factor, Preparation for Release of Bioactive Factor, and Their Production Methods
    Publication number: 20090269404
    Abstract: A multi-layer crosslinked gelatin gel structure having a layer structure that plural layers of crosslinked gelatin gel crosslinked by irradiating gelatin or a gelatin derivative with electron beam under an oxygen-containing atmosphere are arranged adjoiningly to each other, a preparation for release of a bioactive factor with the bioactive factor contained in the multi-layer crosslinked gelatin gel structure, and production processes thereof.
    Type: Application
    Filed: July 31, 2007
    Publication date: October 29, 2009
    Applicants: Nichiban Co., Ltd, Kyoto University
    Inventors: Tomoyuki Ishiguro, Kenji Fukano, Yasuhiko Tabata