Patents by Inventor Hisakazu Katsuki

Hisakazu Katsuki 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).

  • Light-stabilized soft capsule formulations
    Patent number: 8703182
    Abstract: An object of the present invention is to provide a small-sized light-stabilized soft capsule formulation, which has a shell that ensures effective light shielding of an active ingredient encapsulated thereby. The present invention provides a light-stabilized soft capsule formulation comprising a shell containing a non-water-soluble light-shielding agent and having an average thickness of 200 ?m or less, and a medicament encapsulated by the shell.
    Type: Grant
    Filed: October 2, 2009
    Date of Patent: April 22, 2014
    Assignee: Chugai Seiyaku Kabushiki Kaisha
    Inventors: Akihiko Mizutani, Hisakazu Katsuki, Kenichi Sakai
  • LIGHT-STABILIZED SOFT CAPSULE FORMULATIONS
    Publication number: 20100021535
    Abstract: An object of the present invention is to provide a small-sized light-stabilized soft capsule formulation, which has a shell that ensures effective light shielding of an active ingredient encapsulated thereby. The present invention provides a light-stabilized soft capsule formulation comprising a shell containing a non-water-soluble light-shielding agent and having an average thickness of 200 ?m or less, and a medicament encapsulated by the shell.
    Type: Application
    Filed: October 2, 2009
    Publication date: January 28, 2010
    Applicant: Chugai Seiyaku Kabushiki Kaisha
    Inventors: Akihiko MIZUTANI, Hisakazu Katsuki, Kenichi Sakai
  • Ed-71 preparation
    Publication number: 20070129340
    Abstract: An object of the present invention is to provide a preparation that can suppress the generation of main degradation products of ED-71, tachysterol and trans forms of ED-71, generated under storage at room temperature. The present invention provides a preparation comprising (5Z,7E)-(1R,2R,3R)-2-(3-hydroxypropoxy)-9,10-secocholesta-5,7,10(19)-triene-1,3,25-triol, fat and oil, and an antioxidant.
    Type: Application
    Filed: February 7, 2005
    Publication date: June 7, 2007
    Applicant: Chugai Seiyaku Kabushiki Kaisha
    Inventors: Hisakazu Katsuki, Masaki Shibata, Kazunori Muramatsu, Akihiko Mizutani, Tsuyoshi Yamauchi, Kouji Suzuki
  • Photostabilized soft capsule
    Publication number: 20050214361
    Abstract: An object of the present invention is to provide a small-sized light-stabilized soft capsule formulation, which has a shell that ensures effective light-shielding of an active ingredient encapsulated thereby. The present invention provides a light-stabilized soft capsule formulation comprising a shell containing a non-water-soluble light-shielding agent and having an average thickness of 200 ?m or less, and a medicament encapsulated by the shell.
    Type: Application
    Filed: May 9, 2003
    Publication date: September 29, 2005
    Applicant: Chugai seiyaku Kabushiki Kaisha
    Inventors: Akihiko Mizutani, Hisakazu Katsuki, Kenichi Sakai