Patents by Inventor Jun Arao

Jun Arao 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).

  • Antiglare light diffusing member and display having antiglare light diffusing member
    Patent number: 7815322
    Abstract: The purpose is to provide an antiglare light diffusing member that can satisfy both of external light reflection preventiveness and good contrast when being used for a display. The antiglare light diffusing member is made to be an antiglare light diffusing member having an antiglare light diffusing layer including a binder matrix and particles on a transparent base material, wherein the two types of arithmetical mean roughness (Ra1, Ra2) of the antiglare light diffusing layer defined by JIS-B0601-1994 are in the following range: Ra1 is in the range of 0.008-0.020 ?m when cutoff wavelength ?c is 0.008 mm; and Ra2 is less than 0.200 ?m when cutoff wavelength ?c is 0.8 mm.
    Type: Grant
    Filed: June 30, 2009
    Date of Patent: October 19, 2010
    Assignee: Toppan Printing Co., Ltd.
    Inventors: Toru Ookubo, Tomo Yoshinari, Kae Takahashi, Jun Arao