Patents by Inventor Shigeyuki Mizobuchi

Shigeyuki Mizobuchi 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).

  • Anthracycline compounds
    Patent number: 4710564
    Abstract: Disclosed is a novel anthracycline compound of the following formula (I): ##STR1## wherein R.sup.1 and R.sup.2 are each a hydroxyl group or a hydrogen atom and satisfy the condition that, when R.sup.2 is a hydroxyl group, R.sup.1 is a hydroxyl group or a hydrogen atom, whereas, when R.sup.2 is a hydrogen atom, R.sup.1 is a hydrogen atom, or an acid addition salt thereof.These compounds can be contained as active ingredients in antitumor agents, whereby good results are attainable.
    Type: Grant
    Filed: January 14, 1986
    Date of Patent: December 1, 1987
    Assignee: Microbial Chemistry Research Foundation
    Inventors: Noboru Otake, Kuniaki Tatsuta, Shigeyuki Mizobuchi, Nobuyasu Komeshima, Shohachi Nakajima, Hiroyuki Kawai, Atsuo Odagawa