Patents by Inventor Hidekazu Syodai

Hidekazu Syodai 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).

  • Enteric granular preparations of hardly water soluble drugs characterized by containing water-repellent component
    Publication number: 20030157174
    Abstract: A burst caused by an action of digestive organs can be suppressed and a release of an active ingredient can be controlled without decreasing the dissolution of an active ingredient by adding a water repellent agent into an enteric coat, an inner layer, an outer layer or such layers.
    Type: Application
    Filed: September 20, 2002
    Publication date: August 21, 2003
    Inventors: Takayuki Tsukuda, Hidekazu Syodai, Hajime Sezaki, Yusuke Suzuki
  • Preparation for preventing bile acid diarrhea
    Publication number: 20030124088
    Abstract: Preparations for preventing bile acid diarrhea which comprise containing a bile acid adsorbent coated with a polymer so as to allow the release thereof around an area from the lower part of the small intestine to the cecum; and pharmaceutical compositions comprising a combination of bile acid re-absorption inhibitors with the above preparations for preventing bile acid diarrhea (e.g., antihyperlipidaemic agent).
    Type: Application
    Filed: October 8, 2002
    Publication date: July 3, 2003
    Inventors: Kazuyoshi Masuda, Katsuji Sugita, Hiroshi Hayakawa, Hidekazu Syodai, Yusuke Suzuki
  • Gelatin capsule having adjusted water activity
    Patent number: 6071536
    Abstract: A gelatin capsule having adjusted water activity and preserved in a closed system, which contains, packed herein, an additive(s) selected from the group consisting of carboxymethyl cellulose calcium, crosscarmellose sodium, partially gelatinized starch and polyvinyl polypyrrolidone in the proportion of 50 to 150 wt. % of the total quantity of the gelatin of the said capsule.
    Type: Grant
    Filed: December 18, 1997
    Date of Patent: June 6, 2000
    Assignee: Shionogi & Co., Ltd.
    Inventors: Yusuke Suzuki, Hidekazu Syodai, Chisato Nakajima