Patents by Inventor Mitsuhiro Sofue

Mitsuhiro Sofue 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).

  • Antacid and laxative tablets
    Patent number: 7147868
    Abstract: An antacid and laxative tablet comprising magnesium oxide particles as an effective component, wherein (i) the magnesium oxide particles contained in the tablet have an average secondary particle diameter measured by a laser diffraction scattering method of 0.5 to 10 ?m, (ii) the content of magnesium oxide particles in the tablet is 88 wt % or more, (iii) the tablet does not become blackish and has substantially no tableting spot, and (iv) the disintegration time is 10 sec or less. The antacid and laxative tablet of the present invention has a high content of magnesium oxide particles, a short disintegration time, does not become blackish, has no tablet trouble and no tableting spot and is suitably administered orally.
    Type: Grant
    Filed: July 8, 2002
    Date of Patent: December 12, 2006
    Assignee: Kyowa Chemical Industry Co., Ltd.
    Inventors: Mitsuhiro Sofue, Isamu Kawamura, Shigeo Yamao, Hideaki Baba, Shiro Horie, Yoko Abe, Hisae Sofue
  • Antacid and laxative tablets
    Publication number: 20040022872
    Abstract: An antacid and laxative tablet comprising magnesium oxide particles as an effective component, wherein
    Type: Application
    Filed: June 10, 2003
    Publication date: February 5, 2004
    Inventors: Mitsuhiro Sofue, Isamu Kawamura, Shigeo Yamao, Hideaki Baba, Shiro Horie, Yoko Abe, Hisae Sofue