Patents by Inventor Tsuyoshi Ozeki
Tsuyoshi 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).
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Patent number: 11163184Abstract: Reduction of luminance is suppressed while effectively suppressing temperature rising of an LED of a backlight and a peripheral circuit. A backlight driving control unit (8) of a control device (50) included in a liquid crystal display device (10) according to an aspect of the invention increases and reduces, on the basis of two thresholds, power supplied to a backlight, and makes a time during which the power supplied to the backlight (9) is reduced longer than a time during which the power supplied to the backlight (9) is increased.Type: GrantFiled: September 12, 2017Date of Patent: November 2, 2021Assignee: SHARP KABUSHIKI KAISHAInventor: Tsuyoshi Ozeki
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Publication number: 20210142743Abstract: Reduction of luminance is suppressed while effectively suppressing temperature rising of an LED of a backlight and a peripheral circuit. A backlight driving control unit (8) of a control device (50) included in a liquid crystal display device (10) according to an aspect of the invention increases and reduces, on the basis of two thresholds, power supplied to a backlight, and makes a time during which the power supplied to the backlight (9) is reduced longer than a time during which the power supplied to the backlight (9) is increased.Type: ApplicationFiled: September 12, 2017Publication date: May 13, 2021Inventor: TSUYOSHI OZEKI
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Patent number: 10182202Abstract: A display apparatus with a panel supporting portion includes a supporting body that has a plate shape and supports an end edge portion of an optical sheet. The supporting body includes a panel supporting portion in an outside end edge portion. The panel supporting portion supports an end edge portion of the display panel, and has a rib on an inside end edge portion and a fitting portion that fits one position regulating portion of an optical sheet. The rib has a cut-out portion in which a portion of the rib that corresponds to an end of the fitting portion is cut out so that a height is gradually lowered toward the fitting portion. Load application to the display panel on both end portions of the fitting portion is suppressed by the cut-out portion.Type: GrantFiled: June 26, 2015Date of Patent: January 15, 2019Assignee: SHARP KABUSHIKI KAISHAInventor: Tsuyoshi Ozeki
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Patent number: 10072407Abstract: A flush toilet of present invention includes a bowl that includes a bowl-shaped waste receiving surface, a rim formed above the waste receiving surface, and a pooled water portion formed below the waste receiving surface, a discharge passage that has an inlet connected to the pooled water portion and discharges waste, and a spout portion that spouts flush water onto the bowl and forms a swirling flow on the waste receiving surface. The waste receiving surface of the bowl has a sectorial recess that is formed between a front end portion of the waste receiving surface and a front end portion of the pooled water portion so as to spread from the pooled water portion toward the front end portion of the waste receiving surface.Type: GrantFiled: March 8, 2017Date of Patent: September 11, 2018Assignee: TOTO LTD.Inventors: Shinichi Urata, Tsuyoshi Ozeki, Hiroshi Tomonari
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Publication number: 20170268214Abstract: A flush toilet of present invention includes a bowl that includes a bowl-shaped waste receiving surface, a rim formed above the waste receiving surface, and a pooled water portion formed below the waste receiving surface, a discharge passage that has an inlet connected to the pooled water portion and discharges waste, and a spout portion that spouts flush water onto the bowl and forms a swirling flow on the waste receiving surface. The waste receiving surface of the bowl has a sectorial recess that is formed between a front end portion of the waste receiving surface and a front end portion of the pooled water portion so as to spread from the pooled water portion toward the front end portion of the waste receiving surface.Type: ApplicationFiled: March 8, 2017Publication date: September 21, 2017Applicant: TOTO LTD.Inventors: Shinichi URATA, Tsuyoshi OZEKI, Hiroshi TOMONARI
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Publication number: 20170142365Abstract: To provide a display apparatus in which light leakage does not occur, load application to a display panel on both end portion sides of a fitting portion of a panel supporting portion for fitting a position regulating portion of an optical sheet is suppressed, and occurrence of void and deterioration of display quality due to variation of a cell thickness of the display panel are suppressed, and a television receiver including the display apparatus. A body of a middle chassis forms a plate shape and a panel supporting portion that forms a plate shape and extends along an upper end edge portion is provided in the upper end edge portion of the body. A rib that extends along a lower end edge portion is provided in the lower end edge portion of the panel supporting portion. A panel supporting portion is cut out at a plurality of locations in a longitudinal direction corresponding to a position regulating portion of an optical sheet and a fitting portion is provided.Type: ApplicationFiled: June 26, 2015Publication date: May 18, 2017Inventor: Tsuyoshi OZEKI
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Patent number: 9599764Abstract: Provided is a backlight device that includes: LEDs; a LED substrate; a light guide plate having a light-exiting surface, an opposite surface on an opposite side of the light-exiting surface, and a light-receiving face; a chassis; a frame; a heat dissipating member having a bottom part and a raised part; a pair of fixing members, each having a gripping part that extends along a long-side direction of the raised part and that grips each end in the long-side direction of the raised part in a direction perpendicular to a plate surface of the raised part, and a locking part that extends along the long-side direction of the raised part and that is locked to each of side faces adjacent to the light-receiving face of the light guide plate on a side of the light-receiving face. The pair of fixing members keeps a distance between the LED substrate and the light guide plate constant by fixing a distance between the gripping part and the locking part.Type: GrantFiled: January 6, 2014Date of Patent: March 21, 2017Assignee: SHARP KABUSHIKI KAISHAInventor: Tsuyoshi Ozeki
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Patent number: 9507193Abstract: A liquid crystal display device 10 includes an LED unit 30, a liquid crystal panel 11, a light guide plate 16, a chassis 14, and a frame 13. The LED unit 30 includes an LED 17 and an LED board 18. The light guide plate 16 arranged such that a light entrance surface 16b faces the LED 17. The frame 13 is fixed to the chassis 14. The frame 13 and the chassis 14 hold the liquid crystal panel 11 and the light guide plate 16 therebetween. The frame 13 includes a panel holding portion 13a and a sidewall portion 13b. The panel holding portion 13a holds the liquid crystal panel 11 from the display surface 11a side. The sidewall portion 13b continues from the panel holding portion 13a and extends on the light entrance surface 16b side. The frame 13a includes a through hole 40 that runs through the sidewall portion 13a.Type: GrantFiled: August 21, 2013Date of Patent: November 29, 2016Assignee: Sharp Kabushiki KaishaInventors: Tsuyoshi Ozeki, Kazuya Kondoh, Mamoru Ohashi
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Patent number: 9417473Abstract: A display device 10 according to this invention includes a display panel 11, a drive board 113, a flexible wiring 111, and a frame 13. The display panel 11 is configured to display an image on a front side. The drive board 113 is configured to control display driving of the display panel 11. The flexible wiring 111 having flexibility connects the display panel 11 and the drive board 113 electrically. The frame 13 includes a frame portion 13a, a sidewall 13b, and a housing portion 13c. The frame portion 13a has a frame-like shape that is opposite a peripheral area of the front side of the display panel 11. The sidewall 13b extends from the frame portion 13a toward a rear side of the display panel 11 and surrounds the display panel 11. The housing portion 13c is located inside the sidewall 13b and includes the groove 13c1 that opens to the frame portion 13a. The housing portion 13c holds the drive board 113 fitted in the groove 13c1.Type: GrantFiled: January 30, 2013Date of Patent: August 16, 2016Assignee: Sharp Kabushiki KaishaInventors: Tsuyoshi Ozeki, Motomitsu Itoh
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Patent number: 9395483Abstract: A backlight device is provided with the following: LEDs; a light guide plate formed in a rectangular plate shape and having at the end surfaces thereof a light-receiving face opposing the LEDs and a reflection surface disposed on the side opposite the light-receiving face, and having on the plate surface thereof a light-emitting surface that emits light; a portion to be supported provided to the corner part, from among the corner parts of the light guide plate, that is disposed on the opposite surface side; a supporting portion that supports the light guide plate in a first direction and a second direction by coming into contact with the portion to be supported, when the first direction is a direction in which the LEDs and the light guide plate are lined up, and the second direction is a direction that is orthogonal to the first direction and that follows along the light-emitting surface of the light guide plate; and a inclined portion that is provided to the portion to be supported and that forms a slanted sType: GrantFiled: August 14, 2013Date of Patent: July 19, 2016Assignee: SHARP KABUSHIKI KAISHAInventors: Kazuya Kondoh, Tsuyoshi Ozeki, Mamoru Ohashi
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Publication number: 20160043765Abstract: A protective film composite that includes: a protective film having a first surface and a second surface; a first adhesive material provided on the second surface of the protective film; a release film having a first surface that is removably attached to the second surface of the protective film, and a second surface; and a tab film provided on the second surface of the release film, the tab film extending from one end of the release film to another end of the release film, one end of the tab film being folded back to extend to the first surface of the release film and fixed to the release film, and another end of the tab film extending out of the another end of the release film.Type: ApplicationFiled: August 10, 2015Publication date: February 11, 2016Applicant: BUFFALO INC.Inventor: Tsuyoshi OZEKI
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Patent number: 9234996Abstract: A liquid crystal display device includes an LED, a liquid crystal panel, a light guide plate, a chassis, a frame, a board attachment member, an LED board, and a holding member. The chassis is arranged on an opposite side of the light guide plate from the liquid crystal panel. The frame is arranged on a display surface side of the liquid crystal panel and in contact with the chassis. The frame and the chassis hold the liquid crystal panel, the LED, and the light guide plate therebetween. The board attachment member is mounted on the chassis and spaced apart from the frame. The LED board is in contact with the board attachment member and includes the LED mounted on a plate surface thereof. The holding member sandwiches the board attachment member and the LED board so as to hold the LED board to the board attachment member.Type: GrantFiled: February 6, 2013Date of Patent: January 12, 2016Assignee: Sharp Kabushiki KaishaInventor: Tsuyoshi Ozeki
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Publication number: 20150346425Abstract: Provided is a backlight device that includes: LEDs; a LED substrate; a light guide plate having a light-exiting surface, an opposite surface on an opposite side of the light-exiting surface, and a light-receiving face; a chassis; a frame; a heat dissipating member having a bottom part and a raised part; a pair of fixing members, each having a gripping part that extends along a long-side direction of the raised part and that grips each end in the long-side direction of the raised part in a direction perpendicular to a plate surface of the raised part, and a locking part that extends along the long-side direction of the raised part and that is locked to each of side faces adjacent to the light-receiving face of the light guide plate on a side of the light-receiving face. The pair of fixing members keeps a distance between the LED substrate and the light guide plate constant by fixing a distance between the gripping part and the locking part.Type: ApplicationFiled: January 6, 2014Publication date: December 3, 2015Applicant: Sharp Kabushiki KaishaInventor: Tsuyoshi OZEKI
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Publication number: 20150273786Abstract: A protective film complex that includes a peeling film; a first bonding material; a protective film having a first surface that is removably attached to the peeling film via the first bonding material and a second surface; a cover film having a first surface that is removably attached to the protective film and a second surface; and a marking film attached to the second surface of the cover film, and a shape of the marking film is set such that the shape covers only part of an entire area of the cover film.Type: ApplicationFiled: March 12, 2015Publication date: October 1, 2015Applicant: BUFFALO INC.Inventor: Tsuyoshi OZEKI
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Publication number: 20150205038Abstract: A backlight device is provided with the following: LEDs; a light guide plate formed in a rectangular plate shape and having at the end surfaces thereof a light-receiving face opposing the LEDs and a reflection surface disposed on the side opposite the light-receiving face, and having on the plate surface thereof a light-emitting surface that emits light; a portion to be supported provided to the corner part, from among the corner parts of the light guide plate, that is disposed on the opposite surface side; a supporting portion that supports the light guide plate in a first direction and a second direction by coming into contact with the portion to be supported, when the first direction is a direction in which the LEDs and the light guide plate are lined up, and the second direction is a direction that is orthogonal to the first direction and that follows along the light-emitting surface of the light guide plate; and a inclined portion that is provided to the portion to be supported and that forms a slanted sType: ApplicationFiled: August 14, 2013Publication date: July 23, 2015Applicant: Sharp Kabushiki KaishaInventors: Kazuya Kondoh, Tsuyoshi Ozeki, Mamoru Ohashi
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Publication number: 20150185540Abstract: A liquid crystal display device 10 includes an LED unit 30, a liquid crystal panel 11, a light guide plate 16, a chassis 14, and a frame 13. The LED unit 30 includes an LED 17 and an LED board 18. The light guide plate 16 arranged such that a light entrance surface 16b faces the LED 17. The frame 13 is fixed to the chassis 14. The frame 13 and the chassis 14 hold the liquid crystal panel 11 and the light guide plate 16 therebetween. The frame 13 includes a panel holding portion 13a and a sidewall portion 13b. The panel holding portion 13a holds the liquid crystal panel 11 from the display surface 11a side. The sidewall portion 13b continues from the panel holding portion 13a and extends on the light entrance surface 16b side. The frame 13a includes a through hole 40 that runs through the sidewall portion 13a.Type: ApplicationFiled: August 21, 2013Publication date: July 2, 2015Inventors: Tsuyoshi Ozeki, Kazuya Kondoh, Mamoru Ohashi
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Patent number: 8976304Abstract: A liquid crystal display device 10 of the present invention includes: LEDs 22; LED substrates 24 to which the LEDs 22 are attached; a liquid crystal panel 11 where display is performed using light from the LEDs 22; a light guide plate 16 that is arranged so as to overlap the side of the liquid crystal panel 11 opposite to the display surface, the edge faces of the light guide plate facing the LEDs 22; a chassis 14 arranged on the side of the light guide plate 16 opposite to the liquid crystal panel 11; a frame 13 arranged on the display surface side of the liquid crystal panel 11 and housing the LEDs 22, LED substrates 24, liquid crystal panel 11, and light guide plate 16 between the chassis 14 and the frame itself; and heat dissipating members 18 with heat dissipating characteristics that are respectively arranged abutting the LED substrates 24 and that are held between the frame 13 and the chassis 14.Type: GrantFiled: September 28, 2012Date of Patent: March 10, 2015Assignee: Sharp Kabushiki KaishaInventor: Tsuyoshi Ozeki
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Publication number: 20140375900Abstract: A liquid crystal display device 10 includes an LED 17, a liquid crystal panel 11, a light guide plate 16, a chassis 14, a frame 13, a board attachment member 19, an LED board 18, and a holding member 31, 32. The chassis 14 is arranged on an opposite side of the light guide plate 16 from the liquid crystal panel 11. The frame 13 is arranged on a display surface side of the liquid crystal panel 11 and in contact with the chassis 14. The frame 13 and the chassis 14 hold the liquid crystal panel 11, the LED 17, and the light guide plate 16 therebetween. The board attachment member 19 is mounted on the chassis 14 and spaced apart from the frame 13. The LED board 18 is in contact with the board attachment member 19 and includes the LED 17 mounted on a plate surface thereof. The holding member 31, 32 sandwiches the board attachment member 19 and the LED board 18 so as to hold the LED board 18 to the board attachment member 19.Type: ApplicationFiled: February 6, 2013Publication date: December 25, 2014Inventor: Tsuyoshi Ozeki
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Publication number: 20140375899Abstract: A display device 10 according to this invention includes a display panel 11, a drive board 113, a flexible wiring 111, and a frame 13. The display panel 11 is configured to display an image on a front side. The drive board 113 is configured to control display driving of the display panel 11. The flexible wiring 111 having flexibility connects the display panel 11 and the drive board 113 electrically. The frame 13 includes a frame portion 13a, a sidewall 13b, and a housing portion 13c. The frame portion 13a has a frame-like shape that is opposite a peripheral area of the front side of the display panel 11. The sidewall 13b extends from the frame portion 13a toward a rear side of the display panel 11 and surrounds the display panel 11. The housing portion 13c is located inside the sidewall 13b and includes the groove 13c1 that opens to the frame portion 13a. The housing portion 13c holds the drive board 113 fitted in the groove 13c1.Type: ApplicationFiled: January 30, 2013Publication date: December 25, 2014Applicant: Sharp Kabushiki KaishaInventors: Tsuyoshi Ozeki, Motomitsu Itoh
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Publication number: 20140247397Abstract: A liquid crystal display device 10 of the present invention includes: LEDs 22; LED substrates 24 to which the LEDs 22 are attached; a liquid crystal panel 11 where display is performed using light from the LEDs 22; a light guide plate 16 that is arranged so as to overlap the side of the liquid crystal panel 11 opposite to the display surface, the edge faces of the light guide plate facing the LEDs 22; a chassis 14 arranged on the side of the light guide plate 16 opposite to the liquid crystal panel 11; a frame 13 arranged on the display surface side of the liquid crystal panel 11 and housing the LEDs 22, LED substrates 24, liquid crystal panel 11, and light guide plate 16 between the chassis 14 and the frame itself; and heat dissipating members 18 with heat dissipating characteristics that are respectively arranged abutting the LED substrates 24 and that are held between the frame 13 and the chassis 14.Type: ApplicationFiled: September 28, 2012Publication date: September 4, 2014Applicant: Sharp Kabushiki KaishaInventor: Tsuyoshi Ozeki