Patents by Inventor Nobuhiro Yonezawa
Nobuhiro Yonezawa 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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Publication number: 20210245335Abstract: A substrate holding apparatus capable of curving a substrate without causing twisting is provided. A substrate holding apparatus for sucking and holding a substrate, includes a central frame equipped with a suction member for sucking the substrate, a pair of lateral frames disposed on both outer sides of the central frame so that the central frame is interposed between the pair of lateral frames, wherein each of the lateral frames is equipped with a suction member for sucking the substrate, and connecting parts for rotatably connecting the central frame and respective lateral frames around axes parallel to each other. Each of the lateral frames includes a sliding part slidable in a direction moving close to or away from the central frame, and each suction member equipped for each of the lateral frames is provided to the sliding part.Type: ApplicationFiled: May 31, 2016Publication date: August 12, 2021Inventor: Nobuhiro YONEZAWA
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Patent number: 10974902Abstract: Provided is a substrate inverting device that can reverse the front and back of a substrate without causing damage and that can suppress a decrease in work efficiency due to inverting the substrate. A substrate inverting device that inverts the front and back of a substrate comprise: a rectangular frame shaped casing that encloses the circumference of a substrate to be inverted; a first holding unit that is joined to one edge of the casing so as to be able to rotate and that holds the substrate from the front side; a second holding unit that is joined to another edge of the casing facing the one edge so as to be able to rotate and that holds the substrate from the back side; and a support unit that supports the casing so that same can rotate about an axis in the horizontal direction while the substrate is held by the first holding unit and second holding unit.Type: GrantFiled: July 11, 2016Date of Patent: April 13, 2021Assignee: SAKAI DISPLAY PRODUCTS CORPORATIONInventors: Shinji Iwasaki, Nobuhiro Yonezawa
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Publication number: 20200290184Abstract: A machining system of the present invention includes: a subject to be machined, said subject having a housing and a light source provided in the housing; and a fitting device for fitting a fixing member in the housing. The subject to be machined has a light output port for outputting, to the outer side of the housing, output light outputted from the light source, said light output port being an opening formed in the housing. The fitting device is provided with: a fitting mechanism for fitting the fixing member in the housing by being driven; a light receiving device for receiving the output light outputted from the light output port; and a drive control unit for controlling the drive of the fitting mechanism on the basis of the results of the light reception performed by the light receiving device.Type: ApplicationFiled: March 11, 2016Publication date: September 17, 2020Inventor: Nobuhiro YONEZAWA
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Patent number: 10770034Abstract: In a generation system, while a mark image including a prescribed mark is displayed on the display screen of a display panel, a capturing device captures a plurality of partial images in which a portion of the display screen is seen and generates capture data of each of the plurality of partial images. A correction data generation device specifies, for each of the plurality of partial images captured by the capturing device, an object area in the partial image on the basis of the mark included in the partial image. The correction data generation device extracts, for each of the plurality of partial images, an object portion that corresponds to the object area from the capture data of the partial images, and synthesizes a plurality of extracted object portions, thereby generating screen image data that corresponds to the capture data of the entire display screen.Type: GrantFiled: September 23, 2016Date of Patent: September 8, 2020Assignee: SAKAI DISPLAY PRODUCTS CORPORATIONInventor: Nobuhiro Yonezawa
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Publication number: 20200180866Abstract: Provided is a substrate inverting device that can reverse the front and back of a substrate without causing damage and that can suppress a decrease in work efficiency due to inverting the substrate. A substrate inverting device that inverts the front and back of a substrate comprise: a rectangular frame shaped casing that encloses the circumference of a substrate to be inverted; a first holding unit that is joined to one edge of the casing so as to be able to rotate and that holds the substrate from the front side; a second holding unit that is joined to another edge of the casing facing the one edge so as to be able to rotate and that holds the substrate from the back side; and a support unit that supports the casing so that same can rotate about an axis in the horizontal direction while the substrate is held by the first holding unit and second holding unit.Type: ApplicationFiled: July 11, 2016Publication date: June 11, 2020Applicant: SAKAI DISPLAY PRODUCTS CORPORATIONInventors: SHINJI IWASAKI, NOBUHIRO YONEZAWA
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Patent number: 10631416Abstract: A compression bonding apparatus for compression bonding a component on a plate-shaped member, includes a holding part for holding the plate-shaped member vertically, a moving part being movable with respect to the holding part, a measurement unit configured to optically measure a position and an orientation of the moving part, a driving unit for varying the position and the orientation of the moving part, a first compression bonding unit configured to temporarily fix the component on the plate-shaped member at a predetermined temperature and pressure, and a second compression bonding unit configured to compression bond the component on the plate-shaped member at higher temperature and pressure than the predetermined temperature and pressure in compression bonding by the first compression bonding unit.Type: GrantFiled: April 20, 2018Date of Patent: April 21, 2020Assignee: SAKAI DISPLAY PRODUCTS CORPORATIONInventors: Shodo Yamasaki, Shunsuke Okajima, Nobuhiro Yonezawa
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Patent number: 10595405Abstract: The terminal connection structure includes a first terminal group 80 including a plurality of first terminals 81 aligned side-by-side, and a second terminal group 110 including a plurality of second terminals 112 aligned side-by-side and connected to the plurality of first terminals 81, the second terminal group 110 opposing to the first terminal group 80 and electrically connected to the first terminal group 80 via an anisotropic conductive film, wherein each of the first terminals 81 has a recess-projection shape and each of the second terminals 112 has a recess-projection shape, two adjacent first terminals 81A, 81B have different and corresponding shapes with each other, and two adjacent second terminals 112A, 112B have different and corresponding shapes with each other.Type: GrantFiled: June 4, 2018Date of Patent: March 17, 2020Assignee: Sakai Display Products CorporationInventor: Nobuhiro Yonezawa
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Publication number: 20200027426Abstract: In a generation system (1), while a mark image including a prescribed mark is displayed on the display screen of a display panel (13), a capturing device (10) captures a plurality of partial images in which a portion of the display screen is seen and generates capture data of each of the plurality of partial images. A correction data generation device (11) specifies, for each of the plurality of partial images captured by the capturing device (10), an object area in the partial image on the basis of the mark included in the partial image. The correction data generation device (11) extracts, for each of the plurality of partial images, an object portion that corresponds to the object area from the capture data of the partial images, and synthesizes a plurality of extracted object portions, thereby generating screen image data that corresponds to the capture data of the entire display screen.Type: ApplicationFiled: September 23, 2016Publication date: January 23, 2020Inventor: NOBUHIRO YONEZAWA
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Patent number: 10514565Abstract: Provided is a display apparatus capable of realizing the reduction in thickness and border width even in a case of the curved display and keeping a display quality successfully. The display apparatus is equipped with: a liquid-crystal panel prepared by enclosing a liquid-crystal material between a pair of glass substrates being opposed to each other; a light guide plate being opposed to the liquid-crystal panel and being made of glass; and an optical sheet arranged between the liquid-crystal panel and the light guide plate; and a frame body which joins respective peripheral portions of the liquid-crystal panel and the light guide plate with a predetermined distance between the liquid-crystal panel and the light guide plate, and having a flexibility.Type: GrantFiled: October 16, 2014Date of Patent: December 24, 2019Assignee: Sakai Display Products CorporationInventors: Tomonori Takobe, Nobuhiro Yonezawa
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Patent number: 10473961Abstract: Provided is a display apparatus capable of realizing the reduction in thickness and border width even in a case of the curved display and keeping a display quality successfully. The display apparatus is equipped with: a liquid-crystal panel prepared by enclosing a liquid-crystal material between a pair of glass substrates being opposed to each other; a light guide plate being opposed to the liquid-crystal panel and being made of glass; and an optical sheet arranged between the liquid-crystal panel and the light guide plate; and a frame body which joins respective peripheral portions of the liquid-crystal panel and the light guide plate with a predetermined distance between the liquid-crystal panel and the light guide plate, and having a flexibility.Type: GrantFiled: October 16, 2014Date of Patent: November 12, 2019Assignee: Sakai Display Products CorporationInventors: Tomonori Takobe, Nobuhiro Yonezawa
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Patent number: 10359669Abstract: A display apparatus according to one embodiment of the present disclosure comprises a display panel, a light guiding plate that emits light, the light being derived from a light source, through a front surface of the light guiding plate toward a rear surface of the display panel, a spacer that forms a void between the display panel and the light guiding plate, and an optical sheet disposed at the void, the optical sheet having a surface to face the rear surface of the display panel and a surface to face the front surface of the light guiding plate. In the display apparatus, the spacer is formed using a shape memory alloy.Type: GrantFiled: September 26, 2014Date of Patent: July 23, 2019Assignee: Sakai Display Products CorporationInventors: Takashi Iwaki, Nobuhiro Yonezawa, Daishi Ishikawa
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Patent number: 10302993Abstract: An example display panel, comprises: a display plate having a plurality of display elements; an adhesive layer laminated on the display plate; a polarizing plate laminated on the display plate through the adhesive layer; and a hydrophilic material layer laminated between the display plate and the adhesive layer.Type: GrantFiled: June 22, 2015Date of Patent: May 28, 2019Assignee: Sakai Display Products CorporationInventor: Nobuhiro Yonezawa
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Publication number: 20190130811Abstract: A correction-data generation device, a computer program, and a method for generating correction data capable of easily correcting luminance non-uniformity are provided. The correction-data generation device comprises; a display control unit to perform control to display an image having a predetermined gray scale level on a display area; a first receiving unit to receive designation of a portion of the display area as a designated area while the image having the predetermined gray scale level is displayed on the display area; a second receiving unit to receive an adjustment for gray scale level of the image in either the designated area or an area other than the designated area; a calculation unit to calculate a gray scale difference between before and after receiving the adjustment for gray scale level; and a generation unit to generate correction data on the basis of the gray scale difference calculated.Type: ApplicationFiled: April 13, 2016Publication date: May 2, 2019Inventor: Nobuhiro YONEZAWA
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Patent number: 10191211Abstract: A display apparatus comprises: a display panel which displays an image on one surface thereof, a light guide plate disposed to face the other surface of the display panel; a plurality of optical sheets interposed between the display panel and the light guide plate; and a spacer which is sandwiched between the display panel and the light guide plate to secure a space for interposing the optical sheets therebetween, wherein the spacer has a space holding layer fixed to the light guide plate and securing the space, and a fixed layer sandwiched between the display panel and the space holding layer and fixed to the display panel, wherein the thickness of the space holding layer is thicker than a total of the thicknesses of the plurality of optical sheets except for an optical sheet nearest to the display panel.Type: GrantFiled: March 2, 2015Date of Patent: January 29, 2019Assignee: Sakai Display Products CorporationInventors: Nobuhiro Yonezawa, Takashi Iwaki
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Patent number: 10190758Abstract: The light source device includes a pair of elongated light source substrates on which light sources are mounted, and a connection substrate which has a flexibility and connects end parts of the respective light source substrates. The connection substrate has a bent part which is bent along each direction intersecting the connection substrate. Each intersecting direction may be, for example, a lateral direction and a longitudinal direction of the light source substrate.Type: GrantFiled: April 22, 2015Date of Patent: January 29, 2019Assignee: Sakai Display Products CorporationInventor: Nobuhiro Yonezawa
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Publication number: 20180330651Abstract: The inspection apparatus (100) according to the present invention includes a holding part (40) for sandwiching and holding the display panel (50) from both surfaces of the display panel (50), the holding part (40) having flexibility, a pair of retaining parts (21, 22) for retaining both ends of the holding part (40), the pair of retaining parts (21, 22) being separated from each other, and an adjustment part (60) configured to adjust a distance between the pair of retaining parts (21, 22) in a separation direction so as to set the holding part (40) to have a desired degree of curvature.Type: ApplicationFiled: July 25, 2018Publication date: November 15, 2018Inventors: Akiyoshi MIYATANI, Nobuhiro YONEZAWA
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Publication number: 20180288872Abstract: The terminal connection structure includes a first terminal group 80 including a plurality of first terminals 81 aligned side-by-side, and a second terminal group 110 including a plurality of second terminals 112 aligned side-by-side and connected to the plurality of first terminals 81, the second terminal group 110 opposing to the first terminal group 80 and electrically connected to the first terminal group 80 via an anisotropic conductive film, wherein each of the first terminals 81 has a recess-projection shape and each of the second terminals 112 has a recess-projection shape, two adjacent first terminals 81A, 81B have different and corresponding shapes with each other, and two adjacent second terminals 112A, 112B have different and corresponding shapes with each other.Type: ApplicationFiled: June 4, 2018Publication date: October 4, 2018Inventor: Nobuhiro YONEZAWA
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Publication number: 20180242463Abstract: A compression bonding apparatus for compression bonding a component on a plate-shaped member, includes a holding part for holding the plate-shaped member vertically, a moving part being movable with respect to the holding part, a measurement unit configured to optically measure a position and an orientation of the moving part, a driving unit for varying the position and the orientation of the moving part, a first compression bonding unit configured to temporarily fix the component on the plate-shaped member at a predetermined temperature and pressure, and a second compression bonding unit configured to compression bond the component on the plate-shaped member at higher temperature and pressure than the predetermined temperature and pressure in compression bonding by the first compression bonding unit.Type: ApplicationFiled: April 20, 2018Publication date: August 23, 2018Inventors: Shodo YAMASAKI, Shunsuke OKAJIMA, Nobuhiro YONEZAWA
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Publication number: 20180173051Abstract: An example display panel, comprises: a display plate having a plurality of display elements; an adhesive layer laminated on the display plate; a polarizing plate laminated on the display plate through the adhesive layer; and a hydrophilic material layer laminated between the display plate and the adhesive layer.Type: ApplicationFiled: June 22, 2015Publication date: June 21, 2018Inventor: Nobuhiro Yonezawa
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Publication number: 20180135841Abstract: The light source device includes a pair of elongated light source substrates on which light sources are mounted, and a connection substrate which has a flexibility and connects end parts of the respective light source substrates. The connection substrate has a bent part which is bent along each direction intersecting the connection substrate. Each intersecting direction may be, for example, a lateral direction and a longitudinal direction of the light source substrate.Type: ApplicationFiled: April 22, 2015Publication date: May 17, 2018Inventor: Nobuhiro Yonezawa