Patents by Inventor Yu Matsuura

Yu Matsuura 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: 20240117102
    Abstract: A polymer having a constituent unit derived from a monomer represented by the following formula (0), wherein the polymer has sites in which the constituent units are linked by direct bonding between aromatic rings of the monomer represented by the formula (0): wherein R is a monovalent group, and m is an integer of 1 to 5, wherein at least one R is a hydroxyl group, an alkoxy group having 1 to 40 carbon atoms and optionally having a substituent, or an amino group having 0 to 40 carbon atoms and optionally having a substituent.
    Type: Application
    Filed: January 11, 2022
    Publication date: April 11, 2024
    Inventors: Kodai MATSUURA, Junya HORIUCHI, Yu OKADA, Tadashi OMATSU, Masatoshi ECHIGO
  • Patent number: 7628496
    Abstract: An antiglare film is disclosed including a transparent substrate; and an antiglare layer on the transparent substrate wherein concaves and convexes are formed on the surface of the layer. As for the surface of the antiglare layer, ten-point mean roughness Rz1 according to JIS-B0601-1994 is 0.4-0.9 ?m when the cutoff value is 0.8 mm and ten-point mean roughness Rz2 according to JIS-B0601-1994 is 0.02-0.06 ?m when the cutoff value is 0.008 mm.
    Type: Grant
    Filed: July 18, 2007
    Date of Patent: December 8, 2009
    Assignee: Toppan Printing Co., Ltd.
    Inventor: Yu Matsuura
  • Patent number: 7542118
    Abstract: An antiglare film is disclosed comprising a transparent substrate and an antiglare layer including a binder matrix and a particle, wherein center line average roughness Ra of a surface of an antiglare film which surface is on an antiglare layer side among both sides of an antiglare film is 0.06-0.17 ?m, wherein reflectivity of 5° angle of the surface is 2.4-4.4%, and wherein difference in refractive index between the binder matrix and the particle is equal to or less than 0.07.
    Type: Grant
    Filed: September 6, 2007
    Date of Patent: June 2, 2009
    Assignee: Toppan Printing Co., Ltd.
    Inventors: Yasuhiro Miyauchi, Yu Matsuura, Hisamitsu Kameshima
  • Publication number: 20080212005
    Abstract: An antiglare film is disclosed comprising a transparent substrate and an antiglare layer including a binder matrix and a particle, wherein center line average roughness Ra of a surface of an antiglare film which surface is on an antiglare layer side among both sides of an antiglare film is 0.06-0.17 ?m, wherein reflectivity of 5° angle of the surface is 2.4-4.4%, and wherein difference in refractive index between the binder matrix and the particle is equal to or less than 0.07.
    Type: Application
    Filed: September 6, 2007
    Publication date: September 4, 2008
    Applicant: Toppan Printing Co., Ltd.
    Inventors: Yasuhiro Miyauchi, Yu Matsuura, Hisamitsu Kameshima
  • Publication number: 20080213513
    Abstract: The present invention includes an antiglare film including an antiglare layer which layer includes a silica particle and a binder matrix, wherein refractive index of the silica particle is 1.46-1.50, wherein the silica particle is an amorphous silica which includes an aggregate of fine silica particles, wherein average particle diameter of the silica fine particles is 0.003-0.1 ?m, wherein average particle diameter of the silica particle is 1.0-3.0 ?m, wherein the binder matrix is formed by curing a binder matrix curable material with ionizing radiation, and wherein the binder matrix curable material includes trifunctional acrylic monomer and tetrafunctional acrylic monomer of 80 part by weight or more based on a binder matrix forming material of 100 part by weight.
    Type: Application
    Filed: September 6, 2007
    Publication date: September 4, 2008
    Applicant: Toppan Printing Co., Ltd.
    Inventors: Hisamitsu Kameshima, Kae Takahashi, Yasuhiro Miyauchi, Yu Matsuura
  • Publication number: 20080186582
    Abstract: An antiglare film is disclosed including a transparent substrate; and an antiglare layer on the transparent substrate wherein concaves and convexes are formed on the surface of the layer. As for the surface of the antiglare layer, ten point height of roughness profile Rz1 according to JIS-B0601-1994 is 0.4-0.9 ?m (cutoff wavelength:0.8 mm) and ten point height of roughness profile Rz2 according to JIS-B0601-1994 is 0.02-0.06 ?m (cutoff wavelength:0.008 mm).
    Type: Application
    Filed: July 18, 2007
    Publication date: August 7, 2008
    Applicant: Toppan Printing Co., Ltd.
    Inventors: Yu Matsuura, Koichi Saito, Kenzo Kasahara