Patents by Inventor Masayuki Nakatani

Masayuki Nakatani 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).

  • System for cleaning a three-way valve
    Patent number: 4516596
    Abstract: A system having first, second and third pipes connected respectively to first, second and third ports of a three-way valve. A by-pass pipe is connected at its one end to one of the second and third ports after disconnecting the associated one of the second and third pipes therefrom and at the other end to the other of the second and third pipes prior to the cleaning operation of the system.
    Type: Grant
    Filed: June 22, 1984
    Date of Patent: May 14, 1985
    Assignee: House Food Industrial Company, Ltd.
    Inventors: Ko Sugisawa, Kazuya Sekiguchi, Masao Taguchi, Masayuki Nakatani, Hitoshi Iwata