Patents by Inventor Noriichi Oda

Noriichi Oda 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).

  • Benzo[a]phenazine antimicrobials
    Patent number: 4472578
    Abstract: There have been prepared novel benzo[a]phenazine derivatives of the formula ##STR1## wherein R.sup.1 is hydrogen or methoxy, R.sup.2 is hydrogen, methyl, acetyl, haloacetyl or substituted aminoalkyl, and R.sup.3 is ethoxy or substituted amino. These compounds are useful as antimicrobiological agents.
    Type: Grant
    Filed: March 23, 1983
    Date of Patent: September 18, 1984
    Assignee: Taisho Pharmaceutical Co., Ltd.
    Inventors: Noriichi Oda, Kazuhiro Kobayashi, Isoo Ito