Patents by Inventor Toshihiko Osawa

Toshihiko Osawa 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).

  • Lignan compound
    Patent number: 4649206
    Abstract: This invention relates to a lignan compound having antioxidative characteristics, an antioxidant having this lignan compound as active component, and antioxidants having as active component a product which contains this lignan compound and is obtained by causing .beta.-glucosidase to react with crushed sesame seeds or a solvent extract thereof.
    Type: Grant
    Filed: September 3, 1985
    Date of Patent: March 10, 1987
    Assignee: Takemoto Yushi Kabushiki Kaisha
    Inventors: Mitsuo Namiki, Toshihiko Osawa, Yasuko Fukuda, Tatsuhiko Ozaki