Patents by Inventor Rokuro Kaifu

Rokuro Kaifu 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).

  • Patent number: 4696919
    Abstract: A method of diminishing appetite, in turn preventing and treating obesity, by administration of a compound of the formula ##STR1## wherein R.sub.1, R.sub.2, R.sub.3 and R.sub.4 are the same or different and selected from a hydrogen atom or an acetyl group, or its pharmaceutically acceptable acid addition salt, and a pharmaceutical composition containing as an active ingredient the compound represented by the above formula.
    Type: Grant
    Filed: October 10, 1984
    Date of Patent: September 29, 1987
    Assignee: Chugai Seiyaku Kabushiki Kaisha
    Inventors: Yoshikazu Hinohara, Rokuro Kaifu, Isao Matsunaga