Patents by Inventor Shin-ichi Kaiho

Shin-ichi Kaiho 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).

  • Method of culturing cells
    Patent number: 6900052
    Abstract: A method of culturing a protein-producing cell, said method comprising co-culturing one transformed cell that can constitutively produce said protein with the parent cell of said transformed cell.
    Type: Grant
    Filed: May 10, 2000
    Date of Patent: May 31, 2005
    Assignee: Chugai Seiyaku Kabushiki Kaisha
    Inventors: Yasuko Ozaki, Yasuo Koishihara, Shin-ichi Kaiho
  • Pharmaceutical composition for treating transplanted tumor cells
    Patent number: 4507309
    Abstract: A treating agent whose effective ingredient is an anthranyl derivative of the formula: ##STR1## (wherein R.sub.1 and R.sub.2 may be the same or different and represent a hydrogen atom, a hydroxyl group, a lower alkoxy group, preferably C.sub.1 -C.sub.3 alkoxy group, a lower alkyl group, preferably C.sub.1 -C.sub.3 alkyl group, a nitro group or a halogen atom) is disclosed.
    Type: Grant
    Filed: April 12, 1982
    Date of Patent: March 26, 1985
    Assignee: Chugai Seiyaku Kabushiki Kaisha
    Inventors: Shin-ichi Kaiho, Koji Mizuno, Shun-ichi Hata, Masuo Koizumi, Masamitsu Honda, Yasushi Murakami, Shigeru Takanashi, Minoru Shindo
  • Anti-peptic ulcer agent
    Patent number: 4447453
    Abstract: An anti-peptic ulcer agent which contains as an active ingredient aminobenzoic acid compounds of the formula ##STR1## (wherein R.sub.1, R.sub.2, and R.sub.3 which may be the same or different represent a hydrogen atom, halogen atom, lower alkyl group or lower alkoxy group but they do not represent a hydrogen atom at the same time) or pharmaceutically acceptable salts thereof and a method of preventing or treating a human in need of said prevention or treatment an effective amount of said active ingredient are disclosed.
    Type: Grant
    Filed: November 17, 1981
    Date of Patent: May 8, 1984
    Assignee: Chugai Seiyaku Kabushiki Kaisha
    Inventors: Mitsura Tanemura, Tamotsu Yamazaki, Koji Mizuno, Shin-ichi Kaiho, Morio Kakimoto, Eiichi Hoshino, Isao Matsunaga, Shun-ichi Hata