Patents by Inventor Shitsuu Shikata

Shitsuu Shikata 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 of activating ?-amylase with oxidizing agents
    Patent number: 7863235
    Abstract: The invention provides an activation method of ?-amylase. ?-Amylase or particles containing the same are contacted with an oxidizing agent or particles containing the same. After contacting, the activated ?-amylase can be separated from the oxidizing agent. After contacting, ?-amylase and the oxidizing agent can be incorporated in the form of a mixture into a detergent base to give a detergent composition.
    Type: Grant
    Filed: December 8, 2005
    Date of Patent: January 4, 2011
    Assignee: Kao Corporation
    Inventors: Yoko Ishii, Masafumi Nomura, Shitsuu Shikata
  • Method of activating alpha-amylase
    Publication number: 20060154845
    Abstract: The invention provides an activation method of ?-amylase. ?-Amylase or particles containing the same are contacted with an oxidizing agent or particles containing the same. After contacting, the activated ?-amylase can be separated from the oxidizing agent. After contacting, ?-amylase and the oxidizing agent can be incorporated in the form of a mixture into a detergent base to give a detergent composition.
    Type: Application
    Filed: December 8, 2005
    Publication date: July 13, 2006
    Applicant: Kao Corporation
    Inventors: Yoko Ishii, Masafumi Nomura, Shitsuu Shikata