Patents by Inventor Hayami Debuchi

Hayami Debuchi 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).

  • Phenylamidinothiophene derivatives and anti-inflammatory agent containing the same
    Patent number: 6048890
    Abstract: A thiophene derivative containing a phenylamidino group represented by the general formula (I): ##STR1## wherein R.sup.1 and R.sup.2 are the same or different from each other and are hydrogen atom, a halogen atom, an alkyl group having 1 to 4 carbon atoms or an alkoxyl group having 1 to 4 carbon atoms; or a pharmacologically acceptable salt thereof. The compound is useful for the treatment of inflammatory diseases.
    Type: Grant
    Filed: August 22, 1997
    Date of Patent: April 11, 2000
    Assignee: Kaken Pharmaceutical Co., Ltd.
    Inventors: Kiyomi Tanaka, Tokiko Nishida, Jun Nakano, Mamoru Inoue, Tsutomu Nakamura, Hayami Debuchi