Patents by Inventor Yasuhiro Seri

Yasuhiro Seri 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).

  • Photosensitive element, photosensitive element roll, method for producing resist pattern, and electronic component
    Patent number: 9971244
    Abstract: A photosensitive element 1 comprises a support film 10, a protective film (polypropylene film) 30, and a photosensitive layer 20 which is arranged between the support film 10 and the protective film 30, wherein the protective film 30 has a principal surface 30a at a side of the photosensitive layer 20 and a principal surface 30b at an opposite side of the principal surface 30a, and the principal surface 30a and the principal surface 30b are smooth.
    Type: Grant
    Filed: April 22, 2014
    Date of Patent: May 15, 2018
    Assignee: HITACHI CHEMICAL COMPANY, LTD.
    Inventors: Naoki Sasahara, Ikuo Mukai, Mayumi Sato, Yasuhiro Seri, Koji Abe, Manami Kiryu
  • Photosensitive resin composition, photosensitive element using same, method for forming partition wall of image display device, and method for manufacturing image display device
    Patent number: 9482946
    Abstract: The present invention provides a photosensitive resin composition which can form an excellently light-resistant partition wall of an image display device and has excellent patterning properties. One embodiment of the present invention is a photosensitive resin composition for forming a partition wall of an image display device, comprising: (A) a binder polymer; (B) a photopolymerizable compound; (C) a photopolymerization initiator; (D) an inorganic black pigment; (E) a surfactant; and (F) a mercapto group-containing compound, wherein the (B) photopolymerizable compound contains a photopolymerizable compound having at least one unsaturated group and an isocyanuric ring structure in a molecule.
    Type: Grant
    Filed: March 20, 2012
    Date of Patent: November 1, 2016
    Assignee: HITACHI CHEMICAL COMPANY, LTD.
    Inventors: Yasuhiro Seri, Mayumi Sato
  • PHOTOSENSITIVE ELEMENT, PHOTOSENSITIVE ELEMENT ROLL, METHOD FOR PRODUCING RESIST PATTERN, AND ELECTRONIC COMPONENT
    Publication number: 20160077434
    Abstract: A photosensitive element 1 comprises a support film 10, a protective film (polypropylene film) 30, and a photosensitive layer 20 which is arranged between the support film 10 and the protective film 30, wherein the protective film 30 has a principal surface 30a at a side of the photosensitive layer 20 and a principal surface 30b at an opposite side of the principal surface 30a, and the principal surface 30a and the principal surface 30b are smooth.
    Type: Application
    Filed: April 22, 2014
    Publication date: March 17, 2016
    Inventors: Naoki SASAHARA, Ikuo MUKAI, Mayumi SATO, Yasuhiro SERI, Koji ABE, Manami KIRYU
  • PHOTOSENSITIVE RESIN COMPOSITION, PHOTOSENSITIVE ELEMENT USING SAME, METHOD FOR FORMING PARTITION WALL OF IMAGE DISPLAY DEVICE, AND METHOD FOR MANUFACTURING IMAGE DISPLAY DEVICE
    Publication number: 20140087619
    Abstract: The present invention provides a photosensitive resin composition which can form an excellently light-resistant partition wall of an image display device and has excellent patterning properties. One embodiment of the present invention is a photosensitive resin composition for forming a partition wall of an image display device, comprising: (A) a binder polymer; (B) a photopolymerizable compound; (C) a photopolymerization initiator; (D) an inorganic black pigment; (E) a surfactant; and (F) a mercapto group-containing compound, wherein the (B) photopolymerizable compound contains a photopolymerizable compound having at least one unsaturated group and an isocyanuric ring structure in a molecule.
    Type: Application
    Filed: March 20, 2012
    Publication date: March 27, 2014
    Applicant: HITACHI CHEMICAL COMPANY, LTD.
    Inventors: Yasuhiro Seri, Mayumi Sato