Patents by Inventor Shohei Shibuya

Shohei Shibuya 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).

  • Apparatus for measuring flash point of petroleum intermediate fraction and method for controlling flash point
    Patent number: 4985140
    Abstract: There is here disclosed an apparatus for continuously measuring on an on-line system a flash point of an intermediate fraction such as kerosene in a petroleum distillation process from a difference between gas concentrations of the intermediate fraction at two predetermined temperatures; and a method for controlling the flash point of the intermediate fraction from the thus measured value.
    Type: Grant
    Filed: August 24, 1988
    Date of Patent: January 15, 1991
    Assignee: Nippon Oil Company, Ltd.
    Inventors: Naohide Saito, Shohei Shibuya, Kentaro Inomata