Patents by Inventor Toshitake Okui

Toshitake Okui 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).

  • Polypeptides having glucoamylase activity
    Patent number: 6921656
    Abstract: Polypeptides having the amino acid sequence represented by SEQ ID NO:6 in Sequence Listing or an amino acid sequence derived from the above sequence by at least one of deletion, addition, insertion or substitution of one or more amino acids and showing a thermophilic glucoamylase activity.
    Type: Grant
    Filed: July 26, 2000
    Date of Patent: July 26, 2005
    Assignee: Takara Bio Inc.
    Inventors: Nobuto Koyama, Toshitake Okui, Hikaru Takakura, Kiyozo Asada, Ikunoshin Kato