Patents by Inventor Atsushi UEHIGASHI

Atsushi UEHIGASHI 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).

  • STANDARD FILM FOR CORRECTION OF WATER VAPOR PERMEABILITY MEASUREMENT DEVICE, METHOD FOR MANUFACTURING SAME, STANDARD FILM SET FOR CORRECTION, AND CORRECTION METHOD USING SAME
    Publication number: 20170074771
    Abstract: A standard film for calibration is configured such that a barrier layer is provided on a resin film and the barrier layer includes at least one of small holes, and is a standard film for calibration of a water vapor transmission rate measuring apparatus for measuring water vapor transmission rate of 10?3 g/m2/day or less, in which when an equivalent circle radius of the small hole is defined as R [?m] and a thickness of the resin film is defined as L [?m], a relation of R/L?5 is satisfied.
    Type: Application
    Filed: May 28, 2015
    Publication date: March 16, 2017
    Applicant: Chemical Materials Evaluation and Research Base
    Inventors: Akira SUZUKI, Shigeki HARA, Hisashi TAKAHAGI, Atsushi UEHIGASHI