Patents by Inventor Yuka Kuwajima
Yuka Kuwajima 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).
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Patent number: 9766654Abstract: There is disclosed a liquid crystal display device in which a touch panel and a front window are attached to a front surface of a liquid crystal display panel with a touch-panel flexible wiring substrate mounted to the touch panel. The front window is attached to the touch panel by an adhesive sheet. The touch panel and the front window may be peeled off in the vicinity of the portion in which the touch-panel flexible wiring substrate is mounted to the touch panel, due to mechanical shock. In order to prevent the peeling-off of the touch panel and the front window, protrusions are formed in the adhesive sheet to increase the adhesive force between the touch panel and the front window in this portion.Type: GrantFiled: October 8, 2009Date of Patent: September 19, 2017Assignees: JAPAN DISPLAY INC., PANASONIC LIQUID CRYSTAL DISPLAY CO., LTD.Inventors: Yuka Kuwajima, Eiji Oohira
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Patent number: 9513760Abstract: A display device includes a display panel, a first film-like printed circuit board including a first terminal portion, the first film-like printed circuit board extending from one side of the display panel in a direction away from the display panel, a touch panel provided so as to be opposed to the display panel, and a second film-like printed circuit board including a second terminal portion, the second film-like printed circuit board extending from one side of the touch panel in the direction away from the display panel, the one side of the touch panel corresponding to a side parallel with and adjacent to the one side of the display panel. The first terminal portion and the second terminal portion are provided so that a connecting direction of the first or second terminal portions is different from a connecting direction of the second or first terminal portions.Type: GrantFiled: June 29, 2015Date of Patent: December 6, 2016Assignees: Japan Display Inc., Panasonic Liquid Crytsal Display Co., LTD.Inventors: Yuka Kuwajima, Eiji Oohira
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Publication number: 20150301662Abstract: A display device includes a display panel, a first film-like printed circuit board including a first terminal portion, the first film-like printed circuit board extending from one side of the display panel in a direction away from the display panel, a touch panel provided so as to be opposed to the display panel, and a second film-like printed circuit board including a second terminal portion, the second film-like printed circuit board extending from one side of the touch panel in the direction away from the display panel, the one side of the touch panel corresponding to a side parallel with and adjacent to the one side of the display panel. The first terminal portion and the second terminal portion are provided so that a connecting direction of the first or second terminal portions is different from a connecting direction of the second or first terminal portions.Type: ApplicationFiled: June 29, 2015Publication date: October 22, 2015Inventors: Yuka KUWAJIMA, Eiji Oohira
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Patent number: 9097919Abstract: A display device includes a display panel, a first film-like printed circuit board including a first terminal portion, the first film-like printed circuit board extending from one side of the display panel in a direction away from the display panel, a touch panel provided so as to be opposed to the display panel, and a second film-like printed circuit board including a second terminal portion, the second film-like printed circuit board extending from one side of the touch panel in the direction away from the display panel, the one side of the touch panel corresponding to a side parallel with and adjacent to the one side of the display panel. The first terminal portion and the second terminal portion are provided so that a connecting direction of the first or second terminal portions is different from a connecting direction of the second or first terminal portions.Type: GrantFiled: August 29, 2013Date of Patent: August 4, 2015Assignees: JAPAN DISPLAY INC., PANASONIC LIQUID CRYSTAL DISPLAY CO., LTD.Inventors: Yuka Kuwajima, Eiji Oohira
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Patent number: 8891043Abstract: A first panel before attaching at least a polarizing plate on an upper surface thereof is prepared, in order to configure a liquid crystal display panel. A second panel having a polarizing plate at least on one surface is prepared, in order to configure a parallax barrier liquid crystal panel which enables a naked-eye stereoscopic view. An adhesive is interposed between the upper surface of the first panel and the polarizing plate of the second panel. The second panel is larger than the first panel, and the polarizing plate is larger than the first panel. The first panel and the second panel are attached to each other so that the polarizing plate protrudes from the upper surface of the first panel.Type: GrantFiled: January 12, 2012Date of Patent: November 18, 2014Assignee: Japan Display Inc.Inventors: Yuka Kuwajima, Eiji Oohira
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Patent number: 8711306Abstract: A liquid crystal display device includes a light transmitting substrate arranged on a parallax barrier liquid crystal panel; a light blocking frame formed on the light transmitting substrate; and a frame positioned in a state where the frame faces an end surface of a light guide plate. The light blocking frame is formed to cover a portion of the frame arranged adjacent to the light guide plate and a portion of the frame outside the portion The frame includes a body made of a material which reflects some of light incident on the body and allows some of the light to pass through the body, and a light blocking film formed on a portion of a surface of the body on a liquid-crystal-display-panel side which projects from the liquid crystal display panel while avoiding a surface of the body which faces the light guide plate.Type: GrantFiled: June 8, 2012Date of Patent: April 29, 2014Assignee: Japan Display Inc.Inventors: Eiji Oohira, Yuka Kuwajima
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Publication number: 20130343021Abstract: A display device includes a display panel, a first film-like printed circuit board including a first terminal portion, the first film-like printed circuit board extending from one side of the display panel in a direction away from the display panel, a touch panel provided so as to be opposed to the display panel, and a second film-like printed circuit board including a second terminal portion, the second film-like printed circuit board extending from one side of the touch panel in the direction away from the display panel, the one side of the touch panel corresponding to a side parallel with and adjacent to the one side of the display panel. The first terminal portion and the second terminal portion are provided so that a connecting direction of the first or second terminal portions is different from a connecting direction of the second or first terminal portions.Type: ApplicationFiled: August 29, 2013Publication date: December 26, 2013Applicants: Panasonic Liquid Crystal Display Co., Ltd., Japan Display Inc.Inventors: Yuka Kuwajima, Eiji Oohira
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Patent number: 8531411Abstract: Provided is a display device including: a rectangular display panel; a first film-like printed circuit board including a first terminal portion, the first film-like printed circuit board extending from one side of the rectangular display panel in a direction; a rectangular touch panel provided so as to be opposed to the rectangular display panel; and a second film-like printed circuit board including a second terminal portion, the second film-like printed circuit board extending from one side of the rectangular touch panel in the direction, the one side of the rectangular touch panel corresponding to a side parallel with and adjacent to the one side of the rectangular display panel, the first terminal portion and the second terminal portion being provided so that a connecting direction of the first terminal portion is different from a connecting direction of the second terminal portion.Type: GrantFiled: October 2, 2009Date of Patent: September 10, 2013Assignees: Hitachi Displays, Ltd., Panasonic Liquid Crystal Display Co., Ltd.Inventors: Yuka Kuwajima, Eiji Oohira
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Patent number: 8497430Abstract: A display device includes a display panel and a touch panel disposed so as to overlap with the display panel. The display panel is connected to a first flexible wiring board on which a plurality of first wirings are arranged. The touch panel is connected to a second flexible wiring board on which a plurality of second wirings are arranged. The plurality of second wirings of the second flexible wiring board are connected to second connection terminals. The plurality of first wirings of the first flexible wiring board are connected to first connection terminals. The first connection terminals and the second connection terminals are electrically connected to each other.Type: GrantFiled: November 16, 2010Date of Patent: July 30, 2013Assignees: Hitachi Displays, Ltd., Panasonic Liquid Crystal Display Co., Ltd.Inventor: Yuka Kuwajima
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Patent number: 8384850Abstract: The first line and the plurality of second lines are formed on the light-emitting diode substrate and on the connection substrate. The plurality of second lines are arranged, on the connection substrate, in the same direction as a direction in which the plurality of light-emitting diodes mounted on the light-emitting diode substrate are arranged. The first line is formed outside the plurality of second lines, on the connection substrate. The plurality of second lines are formed without intersecting with one another, on the light-emitting diode substrate. The first line is formed, on the light-emitting diode substrate, so that the first line extends along with a periphery of the light-emitting diode substrate from a connection part with respect to the connection substrate so as to come around to an opposite side of the connection part with respect to the connection substrate.Type: GrantFiled: September 6, 2012Date of Patent: February 26, 2013Assignees: Hitachi Displays, Ltd., Panasonic Liquid Crystal Display Co., Ltd.Inventors: Yuka Kuwajima, Eiji Oohira
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Publication number: 20120327333Abstract: The first line and the plurality of second lines are formed on the light-emitting diode substrate and on the connection substrate. The plurality of second lines are arranged, on the connection substrate, in the same direction as a direction in which the plurality of light-emitting diodes mounted on the light-emitting diode substrate are arranged. The first line is formed outside the plurality of second lines, on the connection substrate. The plurality of second lines are formed without intersecting with one another, on the light-emitting diode substrate. The first line is formed, on the light-emitting diode substrate, so that the first line extends along with a periphery of the light-emitting diode substrate from a connection part with respect to the connection substrate so as to come around to an opposite side of the connection part with respect to the connection substrate.Type: ApplicationFiled: September 6, 2012Publication date: December 27, 2012Inventors: Yuka Kuwajima, Eiji Oohira
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Publication number: 20120314158Abstract: A liquid crystal display device includes a light transmitting substrate arranged on a parallax barrier liquid crystal panel; a light blocking frame formed on the light transmitting substrate; and a frame positioned in a state where the frame faces an end surface of a light guide plate. The light blocking frame is formed to cover a portion of the frame arranged adjacent to the light guide plate and a portion of the frame outside the portion The frame includes a body made of a material which reflects some of light incident on the body and allows some of the light to pass through the body, and a light blocking film formed on a portion of a surface of the body on a liquid-crystal-display-panel side which projects from the liquid crystal display panel while avoiding a surface of the body which faces the light guide plate.Type: ApplicationFiled: June 8, 2012Publication date: December 13, 2012Inventors: Eiji OOHIRA, Yuka Kuwajima
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Patent number: 8289467Abstract: The first line and the plurality of second lines are formed on the light-emitting diode substrate and on the connection substrate. The plurality of second lines are arranged, on the connection substrate, in the same direction as a direction in which the plurality of light-emitting diodes mounted on the light-emitting diode substrate are arranged. The first line is formed outside the plurality of second lines, on the connection substrate. The plurality of second lines are formed without intersecting with one another, on the light-emitting diode substrate. The first line is formed, on the light-emitting diode substrate, so that the first line extends along with a periphery of the light-emitting diode substrate from a connection part with respect to the connection substrate so as to come around to an opposite side of the connection part with respect to the connection substrate.Type: GrantFiled: September 4, 2009Date of Patent: October 16, 2012Assignees: Hitachi Displays, Ltd., Panasonic Liquid Crystal Display Co., Ltd.Inventors: Yuka Kuwajima, Eiji Oohira
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Publication number: 20120182488Abstract: A first panel before attaching at least a polarizing plate on an upper surface thereof is prepared, in order to configure a liquid crystal display panel. A second panel having a polarizing plate at least on one surface is prepared, in order to configure a parallax barrier liquid crystal panel which enables a naked-eye stereoscopic view. An adhesive is interposed between the upper surface of the first panel and the polarizing plate of the second panel. The second panel is larger than the first panel, and the polarizing plate is larger than the first panel. The first panel and the second panel are attached to each other so that the polarizing plate protrudes from the upper surface of the first panel.Type: ApplicationFiled: January 12, 2012Publication date: July 19, 2012Inventors: Yuka Kuwajima, Eiji Oohira
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Publication number: 20110115731Abstract: A display device includes a display panel and a touch panel disposed so as to overlap with the display panel. The display panel is connected to a first flexible wiring board on which a plurality of first wirings are arranged. The touch panel is connected to a second flexible wiring board on which a plurality of second wirings are arranged. The plurality of second wirings of the second flexible wiring board are connected to second connection terminals. The plurality of first wirings of the first flexible wiring board are connected to first connection terminals. The first connection terminals and the second connection terminals are electrically connected to each other.Type: ApplicationFiled: November 16, 2010Publication date: May 19, 2011Inventor: Yuka KUWAJIMA
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Publication number: 20100090972Abstract: There is disclosed a liquid crystal display device in which a touch panel and a front window are attached to a front surface of a liquid crystal display panel with a touch-panel flexible wiring substrate mounted to the touch panel. The front window is attached to the touch panel by an adhesive sheet. The touch panel and the front window may be peeled off in the vicinity of the portion in which the touch-panel flexible wiring substrate is mounted to the touch panel, due to mechanical shock. In order to prevent the peeling-off of the touch panel and the front window, protrusions are formed in the adhesive sheet to increase the adhesive force between the touch panel and the front window in this portion.Type: ApplicationFiled: October 8, 2009Publication date: April 15, 2010Inventors: Yuka KUWAJIMA, Eiji Oohira
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Publication number: 20100085320Abstract: Provided is a display device including: a rectangular display panel; a first film-like printed circuit board including a first terminal portion, the first film-like printed circuit board extending from one side of the rectangular display panel in a direction; a rectangular touch panel provided so as to be opposed to the rectangular display panel; and a second film-like printed circuit board including a second terminal portion, the second film-like printed circuit board extending from one side of the rectangular touch panel in the direction, the one side of the rectangular touch panel corresponding to a side parallel with and adjacent to the one side of the rectangular display panel, the first terminal portion and the second terminal portion being provided so that a connecting direction of the first terminal portion is different from a connecting direction of the second terminal portion.Type: ApplicationFiled: October 2, 2009Publication date: April 8, 2010Inventors: Yuka KUWAJIMA, Eiji Oohira
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Publication number: 20100053493Abstract: The first line and the plurality of second lines are formed on the light-emitting diode substrate and on the connection substrate. The plurality of second lines are arranged, on the connection substrate, in the same direction as a direction in which the plurality of light-emitting diodes mounted on the light-emitting diode substrate are arranged. The first line is formed outside the plurality of second lines, on the connection substrate. The plurality of second lines are formed without intersecting with one another, on the light-emitting diode substrate. The first line is formed, on the light-emitting diode substrate, so that the first line extends along with a periphery of the light-emitting diode substrate from a connection part with respect to the connection substrate so as to come around to an opposite side of the connection part with respect to the connection substrate.Type: ApplicationFiled: September 4, 2009Publication date: March 4, 2010Inventors: Yuka KUWAJIMA, Eiji Oohira