Patents by Inventor Kimiaki Hirayama

Kimiaki Hirayama 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 and method for processing water wash photopolymer solution
    Patent number: 5828923
    Abstract: An apparatus and a method for processing water wash photopolymer solution includes a washout unit for washing a flexographic printing plate with water, a holding tank for holding an effluent from the washout unit, and a mixing cone for mixing an amount of the effluent supplied from the holding tank with a coagulant so as to coagulate a solid content of the effluent with the coagulant.
    Type: Grant
    Filed: September 5, 1996
    Date of Patent: October 27, 1998
    Assignee: Nippon Paint Co., Ltd.
    Inventors: Gregory K. Harabin, Tadashi Hayashi, Kimiaki Hirayama, Keiichi Okajima