Patents by Inventor Ryazo Yuki

Ryazo Yuki 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).

  • Publication number: 20120019740
    Abstract: Disclosed is a liquid crystal display panel wherein the utilization efficiency of light can be improved, while suppressing deterioration of the contrast. Specifically, a color filter (17) of a liquid crystal display panel (10) comprises: a black matrix (21) which is provided with an opening (2a); a red phosphor layer (22) and a red filter layer (23) which are arranged within the opening (21a) in a red display region (R); a green phosphor layer (24) and a green filter layer (25) which are arranged within the opening (21a) in a green display region (G); and a transparent resin layer (26) and a blue filter layer (27) which are arranged within the opening (21a) in a blue display region (B) A light exit surface of the transparent resin layer (26) is provided with a plurality of projected portions (26c), and the transparent resin layer (26) has a refractive index different from that of the blue filter layer (27), which is in contact with the light exit surface.
    Type: Application
    Filed: October 16, 2009
    Publication date: January 26, 2012
    Applicant: SHARP KABUSHIKI KAISHA
    Inventors: Shinya Kadowaki, Takeshi Ishida, Kazuya Kaida, Yuhji Yashiro, Fumie Kunimasa, Hiroaki Shigeta, Ryazo Yuki