Patents by Inventor Hiroshi Ogisawa

Hiroshi Ogisawa 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).

  • Separable type elastic finger rehabilitation device
    Patent number: 4220334
    Abstract: This invention relates to a finger rehabilitation device used in surgical therapy etc., for the purpose of restoring the muscular strength of fingers after therapy and more particularly it relates to a construction of a separable type elastic finger rehabilitation device adapted to gradually increase an unti-bending pressure on the finger according as the finger function is restored, so as to insure rapid restoration of the muscular strength.
    Type: Grant
    Filed: June 22, 1978
    Date of Patent: September 2, 1980
    Assignee: Maruho Co., Ltd.
    Inventors: Sakumi Kanamoto, Hiroshi Ogisawa, Akio Ishida