Patents by Inventor Minesilo Mizuno

Minesilo Mizuno 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 manufacturing pressure sensitive copying sheet
    Patent number: 4085237
    Abstract: The continuously fed paper sheet is subjected to the successive steps of coating an acceptor composition at its one side, drying, calendering with a calender comprising a metal roll and an elastic roll having a Shore hardness within the range of 65 to 90, further coating a color former composition on the other side and further drying. The continuously fed paper sheet may be subjected to a cylinder ironing treatment between the first drying step and the calendering step.
    Type: Grant
    Filed: September 15, 1975
    Date of Patent: April 18, 1978
    Assignee: Kanzaki Paper Manufacturing Co., Ltd.
    Inventors: Takajiro Kawakami, Minesilo Mizuno, Akira Okushi, Michio Yasuda