Patents by Inventor Mikura Yasushi

Mikura Yasushi 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).

  • Stable composition of interleukin-2 and human serum albumin
    Patent number: 4812557
    Abstract: The present invention provides an interleukin-2 composition which comprises human serum albumin, a reducing compound or a combination thereof and is adjusted as showing pH of 3 to 6 as a solution. The composition of the present invention is characterized in that interleukin-2 activity is minimized during storage and in the processes of freezing and lyophilization.
    Type: Grant
    Filed: November 17, 1986
    Date of Patent: March 14, 1989
    Assignee: Takeda Chemical Industries
    Inventors: Mikura Yasushi, Asada Kensuke, Toguchi Hajime
  • Stable composition of interleukin-2 and albumin
    Patent number: 4645830
    Abstract: The present invention provides an interleukin-2 composition which comprises human serum albumin, a reducing compound or a combination thereof and is adjusted as showing pH of 3 to 6 as a solution. The composition of the present invention is characterized in that interleukin-2 activity is minimized during storage and in the processes of freezing and lyophilization.
    Type: Grant
    Filed: April 8, 1985
    Date of Patent: February 24, 1987
    Assignee: Takeda Chemical Industries
    Inventors: Mikura Yasushi, Asada Kensuke, Toguchi Hajime