Patents by Inventor Minoru Tsuzuki

Minoru Tsuzuki 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 a continuous sheet having optical functions
    Publication number: 20030075264
    Abstract: A continuous sheet having a three-dimensional pattern providing the optical functions is produced by the use of a release sheet of a curable resin on which the three-dimensional pattern is formed, a change in a surface-gloss of a layer of the release sheet on which the three-dimensional pattern is formed, is not more than 30% in pressing a hot plate heated to 160° C. under a force of 20 kg/cm2 for 3 seconds and the release sheet may be wound in a form of cylinder of not more than 12 inches in diameter. In accordance with the present invention, it is possible to enhance a degree of freedom of processing conditions and thermoplastic resins to be used and to produce a continuous sheet having high performance optical functions efficiently.
    Type: Application
    Filed: April 4, 2001
    Publication date: April 24, 2003
    Applicant: Goyo Paper Working Co., Ltd.
    Inventors: Fumiya Terakado, Minoru Tsuzuki, Takumi Kosugi, Shuzo Ohara