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Hidehiko Yamaguchi

Hidehiko Yamaguchi, Tsu-Shi JP

Patent application numberDescriptionPublished
20090195738LIQUID CRYSTAL DISPLAY PANEL AND METHOD FOR PRODUCING THE SAME - The method of the present invention includes the steps of: (A) providing a first substrate, and a second substrate, wherein the first substrate includes a first light shielding layer provided within a non-display region, the first light shielding layer including a light-transmitting portion provided near an outer boundary of the first light shielding layer, the light-transmitting portion comprising a recess or an opening; (B) drawing a seal pattern with a sealant, the seal pattern being drawn outside the first light shielding layer so as to surround the display region, comprising the substeps of: (B1) beginning application of the sealant near the light-transmitting portion, (B2) applying the sealant along an outer periphery of the first light shielding layer, and (B3) forming a junction with the sealant having been applied near the light-transmitting portion; (C) applying a liquid crystal material within the display region surrounded by the sealant; (D) attaching the first substrate and the second substrate; and (E) performing light irradiation from the first substrate side to cure the sealant.08-06-2009
20100277683LCD PANEL having a broad-gap region including a dent within sealed substrates at the non-diplay region in which an electrical transfer section for the susbstrates is located at a wider line-width area of the sealing portion along longer sides of the panel - The method of the present invention includes the steps of: (A) providing a first substrate, and a second substrate, wherein the first substrate includes a first light shielding layer provided within a non-display region, the first light shielding layer including a light-transmitting portion provided near an outer boundary of the first light shielding layer, the light-transmitting portion comprising a recess or an opening; (B) drawing a seal pattern with a sealant, the seal pattern being drawn outside the first light shielding layer so as to surround the display region, comprising the substeps of: (B1) beginning application of the sealant near the light-transmitting portion, (B2) applying the sealant along an outer periphery of the first light shielding layer, and (B3) forming a junction with the sealant having been applied near the light-transmitting portion; (C) applying a liquid crystal material within the display region surrounded by the sealant; (D) attaching the first substrate and the second substrate; and (E) performing light irradiation from the first substrate side to cure the sealant.11-04-2010
20110051069LIQUID CRYSTAL DISPLAY PANEL AND METHOD FOR PRODUCING THE SAME - The method of the present invention includes the steps of (A) providing a first substrate, and a second substrate, wherein the first substrate includes a first light shielding layer provided within a non-display region, the first light shielding layer including a light-transmitting portion provided near an outer boundary of the first light shielding layer, the light-transmitting portion comprising a recess or an opening; (B) drawing a seal pattern with a sealant, the seal pattern being drawn outside the first light shielding layer so as to surround the display region, comprising the substeps of: (B1) beginning application of the sealant near the light-transmitting portion, (B2) applying the sealant along an outer periphery of the first light shielding layer, and (B3) forming a junction with the sealant having been applied near the light-transmitting portion; (C) applying a liquid crystal material within the display region surrounded by the sealant; (D) attaching the first substrate and the second substrate; and (E) performing light irradiation from the first substrate side to cure the sealant.03-03-2011
20110058130Liquid crystal display device and its manufacturing method - A liquid crystal display device of the present invention is one in which unevenness of display, spots generated due to lowering of voltage retention because of impurity ions are sufficiently eliminated and reliability of long-time/long-term use is improved. A liquid crystal display device of the present invention is one comprising a first substrate and a second substrate configured via a liquid crystal layer and a seal,03-10-2011

Patent applications by Hidehiko Yamaguchi, Tsu-Shi JP

Hidehiko Yamaguchi, Mie JP

Patent application numberDescriptionPublished
20090033846LIQUID CRYSTAL DISPLAY DEVICE AND MANUFACTURING METHOD THEREOF - In a liquid crystal display device, an array substrate and a CF substrate arranged face to face with each other. A liquid crystal layer is provided between the array substrate and the CF substrate. The array substrate and the CF substrate are bonded together by a sealing member containing a photo curing material. The array substrate has a surface opposed to the CF substrate. Metal wires are provided in the circumferential portion of the opposed surface. A transparent film is disposed between the metal wires and the sealing member.02-05-2009
20090167665LIQUID CRYSTAL DISPLAY APPARATUS AND METHOD FOR DRIVING THE SAME - A voltage having the positive polarity and a voltage having the negative polarity are alternately applied to a pixel between a counter electrode and a pixel electrode. A counter electrode voltage (Vcom) generating circuit or a source signal generating section is provided each of which controls effective voltages to be applied to the pixel for an identical tone so that an effective voltage having the positive polarity and an effective voltage having the negative polarity are asymmetrically applied to the pixel for all of the tones which can be displayed. The counter electrode voltage (Vcom) generating circuit or the source signal generating section shifts a counter electrode voltage Vcom-A or a source voltage by 0.3 V or more from a voltage causing the effective voltages to be symmetrically applied to the pixel.07-02-2009
20100060835LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal display device in which alignment control in a vertical-alignment-type liquid crystal layer is excellent at a side portion or a corner portion of a pixel electrode.03-11-2010

Hidehiko Yamaguchi, Ebina-Shi JP

Patent application numberDescriptionPublished
20080317488Total layer thickness detection apparatus, charging device, image forming apparatus, total layer thickness detection method and computer readable medium storing program for total layer thickness detection - A total layer thickness detection apparatus for a charged body includes: a saturated charge amount detection unit that detects a saturated charge amount of a charged body having plural coating layers with mutually different relative dielectric constants; a storage unit that stores relation information indicating relation of change of the saturated charge amount of the charged body with respect to a change of layer thickness of a surface layer of the charged body; and a calculation part that calculates a total layer thickness of the plural coating layers of the charged body based on the change of the saturated charge amount detected by the saturated charge amount detection unit and the relation information stored in the storage unit.12-25-2008

Hidehiko Yamaguchi, Kanagawa JP

Patent application numberDescriptionPublished
20110129257CHARGING DEVICE, CARTRIDGE FOR IMAGE FORMING APPARATUS, AND IMAGE FORMING APPARATUS - A charging device includes: 06-02-2011