Patents by Inventor Syojyu Kameyama

Syojyu 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).

  • Method of purifying factor VIII
    Patent number: 4822872
    Abstract: A method for purifying factor VIII complex comprising: (A) absorbing an impure extract containing factor VIII complex on a water-insoluble carrier, and (B) recovering factor VIII complex in the unadsorbed fractions, wherein said water-insoluble carrier contains as a ligand a group represented by the formula (I) or (II):--(CH.sub.2).sub.n --NH.sub.2 (I) or--(CH.sub.2).sub.n --CHO (II)wherein n is an integer of from 3 to 10.
    Type: Grant
    Filed: May 15, 1987
    Date of Patent: April 18, 1989
    Assignee: Green Cross Corporation
    Inventors: Syojyu Kameyama, Hideo Nishimaki, Yoshiro Iga, Tadakazu Suyama