Patents by Inventor Tomiyuki Matsunaga

Tomiyuki Matsunaga 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).

  • Process for heat treatment of aqueous solution containing human blood coagulation factor XIII
    Patent number: 4327086
    Abstract: A process for heat treatment to inactive hepatitis virus in human blood coagulation factor XIII compositions, which is characterized in that the heat treatment at 50.degree. to 80.degree. C. of an aqueous solution containing the human blood coagulation factor XIII is carried out for 3 to 15 hours in the presence of 10% (W/V) or more of at least one principal stabilizer selected from the group consisting of neutral amino acids, monosaccharides and sugar alcohols and 10% (W/V) or more of at least one auxiliary stabilizer selected from the group consisting of salts of organic carboxylic acids having 3 to 10 carbon atoms.
    Type: Grant
    Filed: March 20, 1981
    Date of Patent: April 27, 1982
    Assignee: The Green Cross Corporation
    Inventors: Tsunekazu Fukushima, Tomiyuki Matsunaga, Satoshi Funakoshi