Patents by Inventor Yasuhiko Sakoe

Yasuhiko Sakoe 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).

  • Cyclic aminophenylacetic acid derivatives, process for preparing the same and immune response modulator having the same as an effective ingredient
    Patent number: 5359076
    Abstract: The present invention provides novel cyclic aminophenylacetic acid derivatives having modulating action on immune response, their optical isomers, their salts and their preparative processes, and therapeutic agents for autoimmune diseases containing them as effective ingredients, the cyclic aminophenylacetic acid derivatives being represented by a general formula (1) ##STR1## wherein R and R.sup.1 each independently denotes hydrogen atom or lower alkyl group having 1 to 3 carbon atoms, R.sup.
    Type: Grant
    Filed: December 9, 1992
    Date of Patent: October 25, 1994
    Assignee: Kyorin Pharmaceutical Co., Ltd.
    Inventors: Yasushi Kohno, Katsuya Awano, Takayoshi Ishizaki, Eisuke Kojima, Shinji Kudoh, Yasuhiko Sakoe, Koji Saito