Patents by Inventor Haruhisa Shirahama

Haruhisa Shirahama 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).

  • Immunosuppressant
    Patent number: 4256766
    Abstract: A pharmaceutical composition comprising an immunosuppressively effective amount of N-(p-hydroxyphenyl)-L-glutamine or the pharmaceutically acceptable acid addition salt thereof and a pharmaceutically acceptable adjuvant.
    Type: Grant
    Filed: March 19, 1979
    Date of Patent: March 17, 1981
    Assignee: Mitsubishi Chemical Industries, Ltd
    Inventors: Takenori Mori, Haruhisa Shirahama, Tadashi Kurokawa
  • Immunosuppressant
    Patent number: 4180588
    Abstract: A pharmaceutical composition comprising an immunosuppressively effective amount of N-(p-hydroxyphenyl)-L-glutamine or the pharmaceutically acceptable acid addition salt thereof and a pharmaceutically acceptable adjuvant.
    Type: Grant
    Filed: February 27, 1978
    Date of Patent: December 25, 1979
    Assignee: Mitsubishi Chemical Industries, Ltd.
    Inventors: Takenori Mori, Haruhisa Shirahama, Tadashi Kurokawa