Patents by Inventor Ken-ichiro Shibasaki

Ken-ichiro Shibasaki 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).

  • Patent number: 4879281
    Abstract: An artificial saliva composition comprising at least one buffering compound selected from the group consisting of chitins and chitosans in a medium. The artificial saliva composition has a pH buffering capacity similar to natural saliva and an excellent caries preventing effect.
    Type: Grant
    Filed: March 18, 1987
    Date of Patent: November 7, 1989
    Assignee: Lion Corporation
    Inventors: Ken-ichiro Shibasaki, Hiroshi Itoi, Shouichi Ohkubo, Hiroshi Sano