Patents by Inventor Hiroshi Muta

Hiroshi Muta 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).

  • Carbostyril derivatives for inhibiting production of interleukin-8
    Patent number: 5637597
    Abstract: The present invention provides agents for inhibiting production of interleukin-8 and for inhibiting granulocytes activation as well as novel method for curing inflamatory diseases. The agents for inhibiting production of interleukin-8, and for inhibiting granulocytes activation and for curing inflammatory diseases, which contains as an active ingredient, a carbostyril derivative represented by the general formula (I): ##STR1## where R is as described in the specification.
    Type: Grant
    Filed: June 7, 1995
    Date of Patent: June 10, 1997
    Assignee: Otsuka Pharmaceutical Co., Ltd.
    Inventors: Takahide Matsuda, Shigeru Owada, Hiroshi Muta, Miki Aihara, Hisao Takizawa, Ken-ichi Imagawa, Mikio Kikuchi