Patents by Inventor Masao Ozeki

Masao Ozeki 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).

  • Patent number: 10766222
    Abstract: In a glass substrate for extracting therefrom a plurality of cover glasses to protect a protection object, plural concave portions are provided in a front surface or back surface of the glass substrate. The glass substrate includes plural thin portions formed by providing the plural concave portions and a thick portion connecting to the thin portion, and a haze value of the thin portion is 8% or less.
    Type: Grant
    Filed: April 26, 2019
    Date of Patent: September 8, 2020
    Assignee: AGC Inc.
    Inventors: Masao Ozeki, Masahiko Tada, Makoto Sano, Osami Taito
  • Publication number: 20200199020
    Abstract: The present invention relates to a cover member (1) made of chemically strengthened glass for protecting an object to be protected, the cover member (1) being characterized by: at least one recessed part (7) being provided on at least one of a first main surface (3) and a second main surface (5) of the cover member (1); the cover member (1) integrally comprising a thin part (13) formed by the recessed part and a thick part (17) connecting with the thin part (13); and, defining tensile stress as positive and compressive stress as negative, the integral value S for main stress difference in the through-thickness direction of the thin part (13) at the position of the center of gravity of the thin part being less than 0 MPa.
    Type: Application
    Filed: March 3, 2020
    Publication date: June 25, 2020
    Applicant: AGC Inc.
    Inventors: Maya HATANO, Satoshi Kanasugi, Masao Ozeki
  • Publication number: 20200132521
    Abstract: A sensor module includes: a base member; at least one of a single or a plurality of sensors and vibrators arranged on the base member; and a protective member constituted of at least one flat surface or a curved surface, provided so as to cover the at least one of the sensors and the vibrators. A part or whole of the protective member is formed of a strengthened glass and the strengthened glass is a chemically strengthened glass or a physically strengthened glass.
    Type: Application
    Filed: December 26, 2019
    Publication date: April 30, 2020
    Applicant: AGC INC.
    Inventors: Shusaku Akiba, Masao Ozeki, Satoshi Takeda, Satoshi Kanasugi, Satoshi Ogami
  • Publication number: 20190330103
    Abstract: An object of the present invention is to provide a chemically strengthened glass plate that is chemically strengthened and thereby increased in strength in its entirety, a portable information terminal using the chemically strengthened glass plate, and a manufacturing method of the a chemically strengthened glass plate. The chemically strengthened glass plate and the manufacturing method thereof according to the present invention is suitable for use in fields of portable information terminals, substrates, etc. in which glass plates having high resistance to impact are required.
    Type: Application
    Filed: April 25, 2019
    Publication date: October 31, 2019
    Applicant: AGC INC.
    Inventors: Masao OZEKI, Satoshi OGAMI, Takanori FUKUSHI
  • Patent number: 10442151
    Abstract: In a glass substrate for extracting therefrom a plurality of cover glasses to protect a protection object, plural concave portions are provided in a front surface or back surface of the glass substrate. The glass substrate includes plural thin portions formed by providing the plural concave portions and a thick portion connecting to the thin portion, and a haze value of the thin portion is 8% or less.
    Type: Grant
    Filed: June 3, 2016
    Date of Patent: October 15, 2019
    Assignee: AGC Inc.
    Inventors: Masao Ozeki, Masahiko Tada, Makoto Sano, Osami Taito
  • Publication number: 20190248098
    Abstract: In a glass substrate for extracting therefrom a plurality of cover glasses to protect a protection object, plural concave portions are provided in a front surface or back surface of the glass substrate. The glass substrate includes plural thin portions formed by providing the plural concave portions and a thick portion connecting to the thin portion, and a haze value of the thin portion is 8% or less.
    Type: Application
    Filed: April 26, 2019
    Publication date: August 15, 2019
    Applicant: AGC Inc.
    Inventors: Masao OZEKI, Masahiko Tada, Makoto Sano, Osami Taito
  • Publication number: 20190135677
    Abstract: The present invention relates to a mold including a master mold having a first region master mold molding surface having a shape corresponding to a first region of a molded body, and a second region master mold molding surface having a shape corresponding to a second region of the molded body, and in which the master mold includes: an inner mold having the first region master mold molding surface; an outer mold having an accommodating concave portion capable of accommodating the inner mold therein and the second region master mold molding surface on at least a part of an outer edge of the accommodating concave portion; and a buffer material provided between the inner mold and a bottom surface of the accommodating concave portion, the buffer material being pressed and deformed with relative movement of the inner mold and the outer mold.
    Type: Application
    Filed: November 8, 2018
    Publication date: May 9, 2019
    Applicant: AGC INC.
    Inventors: Takanori FUKUSHI, Satoshi KANASUGI, Masao OZEKI
  • Publication number: 20180230044
    Abstract: A chemically strengthened glass has a compressive stress layer formed in a glass surface layer by ion exchange. The compressive stress layer includes at least two types of stress patterns of a stress pattern A close to a glass surface and a stress pattern B on an inner side of the glass. In the stress pattern A, compressive stress increases as going inward from the glass surface. In the stress pattern B, compressive stress decreases as going inward from the glass surface. Depth of compressive stress layer in the stress pattern B is 90 ?m or more from the glass surface. Compressive stress ? MPa of the glass surface in the stress pattern A and compressive stress ? MPa at a point where the stress pattern A and the stress pattern B cross each other satisfy a relation of ?>?.
    Type: Application
    Filed: February 14, 2018
    Publication date: August 16, 2018
    Applicant: ASAHI GLASS COMPANY, LIMITED
    Inventors: Masao Ozeki, Shusaku Akiba, Izuru Kashima
  • Publication number: 20160357294
    Abstract: In a glass substrate for extracting therefrom a plurality of cover glasses to protect a protection object, plural concave portions are provided in a front surface or back surface of the glass substrate. The glass substrate includes plural thin portions formed by providing the plural concave portions and a thick portion connecting to the thin portion, and a haze value of the thin portion is 8% or less.
    Type: Application
    Filed: June 3, 2016
    Publication date: December 8, 2016
    Applicant: Asahi Glass Company, Limited
    Inventors: Masao OZEKI, Masahiko TADA, Makoto SANO, Osami TAITO
  • Publication number: 20150030816
    Abstract: The present invention provides a strengthened glass article, containing a glass sheet having: a first main surface; a second main surface that is opposite to the first main surface; and an end surface that connects the first main surface and the second main surface, in which the glass sheet is a strengthened glass sheet which comprises a compressive stress layer on each surface of the first main surface and the second main surface and a tensile stress layer on the end surface, in which the end surface of the strengthened glass sheet has an arithmetic average roughness Ra, satisfying Ra?3 ?m, and the end surface is provided with a protective layer, and in which the protective layer has a maximum thickness T1 and the strengthened glass sheet has a thickness T0, satisfying 50 ?m<T1?2T0.
    Type: Application
    Filed: October 10, 2014
    Publication date: January 29, 2015
    Applicant: ASAHI GLASS COMPANY, LIMITED
    Inventors: Naoki UEMURA, Masao Ozeki, Kiyoshi Tamai, Noriko Kishikawa
  • Patent number: 8913202
    Abstract: It is characterized in that there is provided a liquid crystal panel including a pair of transparent substrates having electrodes for liquid crystal display disposed thereon, respectively, the electrodes for liquid crystal display being made of a transparent conductive film and serving as electrodes for liquid crystal display, and a liquid crystal sandwiched between the pair of transparent substrates; and that one of the pair of transparent substrates has an electrode for a projection capacitive sensor disposed on a side thereof with the electrode for liquid crystal display disposed thereon, the electrode for a projection capacitive sensor being made of the same conductive film as the electrode for liquid crystal display and serving as an electrode for a projection capacitive sensor.
    Type: Grant
    Filed: February 14, 2012
    Date of Patent: December 16, 2014
    Assignee: OPTREX Corporation
    Inventors: Masao Ozeki, Tokihito Sawada, Takashi Yuchi, Kiyoshi Watanabe
  • Patent number: 8717333
    Abstract: An electrostatic capacity type touch panel having on one surface of a transparent substrate, a plurality of columns of column electrodes extending in a first direction and a plurality of columns of column electrodes extending in a second direction intersecting the first direction, such column electrodes extending in the first direction and such column electrodes extending in the second direction being eclectically disconnected from each other by an electrically insulating layer provided at least in a part of each intersection region of the column electrodes, and at least one of the two intersecting column electrodes being electrically connected by a bridge wire provided in the intersection region.
    Type: Grant
    Filed: March 10, 2011
    Date of Patent: May 6, 2014
    Assignee: OPTREX Corporation
    Inventors: Masao Ozeki, Atsushi Iwasaki
  • Patent number: 8581123
    Abstract: A touch panel includes a plurality of first and second transparent electrodes extending in first and second directions on one side of a transparent substrate. One of a couple of adjacent electrodes of the first electrodes and a couple of adjacent electrodes of the second electrodes at each of crossing portions has no interruption while the adjacent electrodes of the other couple are interrupted. A transparent interlayer insulting film is disposed as an upper layer on the one couple at each of the crossing portions. A metal bridge electrode is an upper layer on the interlayer insulting film to connect between the adjacent electrodes of the other couple. Each of the coupling portions has a greater length than the bridge portion.
    Type: Grant
    Filed: September 23, 2011
    Date of Patent: November 12, 2013
    Assignee: OPTREX Corporation
    Inventors: Masao Ozeki, Takashi Shimada, Kiyoshi Watanabe
  • Publication number: 20120139874
    Abstract: It is characterized in that there is provided a liquid crystal panel including a pair of transparent substrates having electrodes for liquid crystal display disposed thereon, respectively, the electrodes for liquid crystal display being made of a transparent conductive film and serving as electrodes for liquid crystal display, and a liquid crystal sandwiched between the pair of transparent substrates; and that one of the pair of transparent substrates has an electrode for a projection capacitive sensor disposed on a side thereof with the electrode for liquid crystal display disposed thereon, the electrode for a projection capacitive sensor being made of the same conductive film as the electrode for liquid crystal display and serving as an electrode for a projection capacitive sensor.
    Type: Application
    Filed: February 14, 2012
    Publication date: June 7, 2012
    Applicant: OPTREX Corporation
    Inventors: Masao OZEKI, Tokihito Sawada, Takashi Yuchi, Kiyoshi Watanabe
  • Publication number: 20120081333
    Abstract: A touch panel includes a plurality of first and second transparent electrodes extending in first and second directions on one side of a transparent substrate. One of a couple of adjacent electrodes of the first electrodes and a couple of adjacent electrodes of the second electrodes at each of crossing portions has no interruption while the adjacent electrodes of the other couple are interrupted. A transparent interlayer insulting film is disposed as an upper layer on the one couple at each of the crossing portions. A metal bridge electrode is an upper layer on the interlayer insulting film to connect between the adjacent electrodes of the other couple. Each of the coupling portions has a greater length than the bridge portion.
    Type: Application
    Filed: September 23, 2011
    Publication date: April 5, 2012
    Applicant: OPTREX Corporation
    Inventors: Masao OZEKI, Takashi Shimada, Kiyoshi Watanabe
  • Publication number: 20110157086
    Abstract: An electrostatic capacity type touch panel having on one surface of a transparent substrate, a plurality of columns of column electrodes extending in a first direction and a plurality of columns of column electrodes extending in a second direction intersecting the first direction, such column electrodes extending in the first direction and such column electrodes extending in the second direction being eclectically disconnected from each other by an electrically insulating layer provided at least in a part of each intersection region of the column electrodes, and at least one of the two intersecting column electrodes being electrically connected by a bridge wire provided in the intersection region.
    Type: Application
    Filed: March 10, 2011
    Publication date: June 30, 2011
    Applicant: OPTREX Corporation
    Inventors: Masao Ozeki, Atsushi Iwasaki
  • Publication number: 20100295819
    Abstract: A connection structure between electrodes includes a center electrode disposed as a transparent electrode on a transparent substrate; paired side electrodes disposed as transparent electrodes on the transparent substrate so as to place the center electrode therebetween; a bridge wire serving as a wire to connect between the paired side electrodes; and an electrically insulating film disposed between the center electrode and the bridge wire; wherein the bridge wire comprises a metal material; the electrically insulating film is disposed so as to be out of contact with the side electrodes at least within a certain range; and the bridge wire is disposed so as to be brought into direct contact with the transparent substrate in a gap region, the gap region being formed by disposing the electrically insulating film so as to bring out of contact with the side electrodes.
    Type: Application
    Filed: May 18, 2010
    Publication date: November 25, 2010
    Applicant: OPTREX Corporation
    Inventors: Masao OZEKI, Shinju OTANI, Shuji NISHIDA
  • Patent number: 7459189
    Abstract: A liquid crystal/polymer composite is sandwiched between a pair of substrates with electrodes, the polymer forms a plurality of column resins, column resins of which the major axis directions substantially agree with the normal direction of the substrate plane and column resins which are aligned on the tilt coexist, the content of the polymer is at least 10 wt %, the alignment of the liquid crystal substantially agrees with the normal direction and the liquid crystal is in a light transmitting state under application of no voltage, and the alignment of the liquid crystal changes and the liquid crystal is in a light scattering state under application of a voltage.
    Type: Grant
    Filed: December 17, 2004
    Date of Patent: December 2, 2008
    Assignee: Asahi Glass Company, Limited
    Inventors: Shinya Tahara, Seiji Kojima, Shunichi Suwa, Masao Ozeki, Satoshi Niiyama
  • Patent number: 7336271
    Abstract: An image display system includes a screen comprising a pair of substrates with transparent electrodes provided thereon, and a liquid crystal layer sandwiched between the substrates, the liquid crystal layer containing a cured resin and being capable of exhibiting a light transmissive state and a light scattering state; and an image-projecting unit for projecting an image on the screen; wherein a frame comprising a combination of the light transmissive state and the light scattering state as a minimum repetitive satisfies a certain relationship.
    Type: Grant
    Filed: March 3, 2005
    Date of Patent: February 26, 2008
    Assignee: OPTREX Corporation
    Inventors: Masao Ozeki, Masanobu Isshiki, Shinya Tahara, Toshihiko Suzuki
  • Publication number: 20070111115
    Abstract: In order to fabricate a light reflective structure for a liquid crystal display, a photosensitive resin layer is formed with use of a thermosetting photosensitive resin, the photosensitive resin layer is exposed through a photomask having a particular pattern by a proximity method, the exposed photosensitive resin layer is developed to form an insolubilized resin layer, and the insolubilized resin layer is subjected to a heat treatment to have surface smoothness improved and to accelerate setting of the resin layer.
    Type: Application
    Filed: January 5, 2007
    Publication date: May 17, 2007
    Applicant: OPTREX Corporation
    Inventors: Ichiro Takasaki, Masao Ozeki, Haruki Mori, Kenichi Fukuoka, Takahiro Okuda