Patents by Inventor Koki Hirikoshi

Koki Hirikoshi 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).

  • Method for preparing novel cyclomaltodextrin gluccanotransferase
    Patent number: 5102800
    Abstract: A novel cyclomaltodextrin transferase (EC. 2, 4, 1, 19) which preferentially produces .beta.-cyclodextrin from starch or partial hydrolysate thereof and produces a carbohydrate containing .beta.-cyclodextrin as the main components, and a method for preparation thereof comprising cultivating a cyclomaltodextrin glucanotransferase producing microorganism belonging to a moderate thermophile B. coagulans are provided.
    Type: Grant
    Filed: January 17, 1991
    Date of Patent: April 7, 1992
    Assignee: Rikagaku Kenkyusho
    Inventor: Koki Hirikoshi
  • Novel cyclomaltodextrin glucanotransferase
    Patent number: 5019507
    Abstract: A novel cyclomaltodextrin transferase (EC. 2, 4, 1, 19) which preferentially produces .beta.-cyclodextrin from starch or partial hydrolysate thereof and produces a carbohydrate containing .beta.-cyclodextrin as the main components, and a method for preparation thereof comprising cultivating a cyclomaltodextrin glucanotransferase producing microorganism belonging to a moderate thermophile B. coagulans are provided.
    Type: Grant
    Filed: February 3, 1989
    Date of Patent: May 28, 1991
    Assignee: Rikagaku Kenkyusho
    Inventor: Koki Hirikoshi