Patents by Inventor Shoju Kameyama

Shoju Kameyama 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).

  • Production method for protein-containing composition
    Patent number: 5151499
    Abstract: A method of producing a virus-inactivated protein-containing composition from a protein-containing composition which may be contaminated with virus. The method according to the present invention permits production of pharmaceutically safer virus-inactivated protein preparations without spoiling the protein activity.
    Type: Grant
    Filed: January 12, 1990
    Date of Patent: September 29, 1992
    Assignee: The Green Cross Corporation
    Inventors: Shoju Kameyama, Kenmi Miyano, Motonori Hashimoto, Kazuo Takechi, Takao Ohmura, Yutaka Hirao, Yahiro Uemura, Kazumasa Yokoyama