Patents by Inventor Yorihiko Murata

Yorihiko Murata 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 preparation of human albumin using polyethylene glycol
    Patent number: 4197238
    Abstract: Human albumin free of a blood group substance can simply be prepared by treating an albumin fraction, especially from human placenta with polyethylene glycol to precipitate contaminant proteins containing the blood group substance and recovering albumin from the supernatant fluid.
    Type: Grant
    Filed: August 22, 1978
    Date of Patent: April 8, 1980
    Assignee: The Green Cross Corporation
    Inventors: Yorihiko Murata, Eizo Tsutsui