Patents by Inventor Hideyuki Kafuku

Hideyuki Kafuku 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).

  • Method and apparatus for cleaning electrostatic coating head
    Patent number: 5122192
    Abstract: An electrostatic coating (atomizing) head is cleaned by ejecting an ejected steam stream to the electrostatic coating head to remove solidified mass of a coating solution deposited thereon.Ejecting is made via steam stream supply ports to forward and rear surfaces of the coating head without interrupting high voltage applied for coating or even during the coating operation. The method is suitable for aqueous coating solution.
    Type: Grant
    Filed: October 18, 1989
    Date of Patent: June 16, 1992
    Assignee: Fuji Photo Film Co., Ltd.
    Inventors: Yuzo Inukai, Kenji Tashiro, Hideyuki Kafuku