Patents by Inventor Ikuno HIGASHI

Ikuno HIGASHI 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).

  • Wavelength conversion sheet, backlight unit, and phosphor protective film
    Patent number: 10120110
    Abstract: A wavelength conversion sheet includes a phosphor, and one or more barrier films that seal the phosphor. At least one of the barrier films includes a coating layer having an optical function. The coating layer is provided to a surface of the barrier film.
    Type: Grant
    Filed: September 30, 2016
    Date of Patent: November 6, 2018
    Assignee: Toppan Printing Co., Ltd.
    Inventors: Osamu Tokinoya, Ikuno Higashi
  • FLUORORESIN FILM, LAMINATE, AND METHOD OF PRODUCING FLUORORESIN FILM
    Publication number: 20180298228
    Abstract: A fluororesin film contains a vinylidene fluoride polymer as a main component. The fluororesin film has ductility at break of 100% or more in all of four different directions of the fluororesin film, and difference in ductility at break between the four directions is 15% or less.
    Type: Application
    Filed: June 20, 2018
    Publication date: October 18, 2018
    Applicant: TOPPAN PRINTING CO., LTD.
    Inventors: Ryo TANAKA, Takashi JIKUMARU, Ikuno HIGASHI
  • WAVELENGTH CONVERSION SHEET, BACKLIGHT UNIT, AND PHOSPHOR PROTECTIVE FILM
    Publication number: 20170017021
    Abstract: A wavelength conversion sheet includes a phosphor, and one or more barrier films that seal the phosphor. At least one of the barrier films includes a coating layer having an optical function. The coating layer is provided to a surface of the barrier film.
    Type: Application
    Filed: September 30, 2016
    Publication date: January 19, 2017
    Applicant: TOPPAN PRINTING CO., LTD.
    Inventors: Osamu TOKINOYA, Ikuno HIGASHI