Patents by Inventor Isamu Okuzumi

Isamu Okuzumi 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).

  • Amusement device passing within tube
    Patent number: 5482510
    Abstract: An amusement device passing within a tube is made into a device which is safe in operation while passing within a dark tube, giving a mild and fantastic mood to a sight feeling of a rider to enable the rider to enjoy modern leisure characteristics or joyfulness and then a picture drawn on the inner wall surface with fluorescent substance and an illuminating device for radiating ultraviolet rays to the picture are arranged so as to cause a rider to play in the amusement device and to enable a stereoscopic light emitting image to be attained on the inner wall surface of the tube.
    Type: Grant
    Filed: October 15, 1993
    Date of Patent: January 9, 1996
    Assignee: Ishii Iron Works Co., Ltd.
    Inventors: Hiroji Ishii, Masanori Tamada, Satoru Yoshida, Isamu Okuzumi