Patents by Inventor Kyoko Tajima

Kyoko Tajima 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).

  • Fibrinolytic protein and production method thereof
    Patent number: 5750650
    Abstract: A novel peptide having molecular weight of 31,000 (SDS-PAGE) is obtained from aqueous extract of Natto or the culture of Bacillus natto by purification procedures including alcohol fractionation and/or salting out and hydrophobic chromatography, and the physicochemical properties, including the amino acid sequence, of the peptide are determined.The peptide is active in fibrinolysis, exhibits strong thrombolytic activity by oral administration and is useful as an oral thrombolytic agent.
    Type: Grant
    Filed: May 24, 1993
    Date of Patent: May 12, 1998
    Inventors: Koichiro Nakanishi, Keiichi Nomura, Kyoko Tajima, Hajime Hiratani, Kazuo Kato