Patents by Inventor Motoshi Sagane

Motoshi Sagane 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).

  • Stabilized plasminogen activator precursor and method of producing the same
    Patent number: 5075230
    Abstract: A plasminogen activator precursor obtainable from a serum-free culture fluid of human kidney cells is stabilized by adding to its solution poly-C1-C5-alkylene glycols, polyethylene-polyoxypropylene copolymers, mandelic acid salts, triethanolamine, acid addition salts of acetylglycillysine methyl ester, guanidine salts, thiocyanic acid salts, alkali metal iodides or serine.
    Type: Grant
    Filed: April 20, 1990
    Date of Patent: December 24, 1991
    Assignee: The Green Cross Corporation
    Inventors: Kazuo Morimoto, Motoshi Sagane, Kazuhiro Ohara, Shusaku Narita