Patents by Inventor Isamu Hirata

Isamu Hirata 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 for producing powder paint
    Patent number: 3942261
    Abstract: A method for producing a powder paint which comprises dissolving or dispersing the paint components in a liquid medium, freezing the resulting solution or liquid dispersion and subliming the liquid medium in a vacuum to obtain a powder paint.
    Type: Grant
    Filed: December 23, 1974
    Date of Patent: March 9, 1976
    Assignee: Toyo Ink Manufacturing Co., Ltd.
    Inventors: Isamu Hirata, Makoto Nishino, Kazuhide Saigo