Patents by Inventor Yasukazu Kimura
Yasukazu Kimura 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).
-
Publication number: 20170287999Abstract: A display device includes a substrate having flexibility, a transistor having a gate insulating film and further having a semiconductor layer and a gate electrode that sandwich the gate insulating film, the transistor formed in an area where the substrate is bent, and a gate wiring line so formed on the substrate as to be connected to the gate electrode, and the gate electrode has an area that is present in an area where the gate electrode overlaps with the semiconductor layer and is thinner than at least part of the gate wiring line.Type: ApplicationFiled: March 30, 2017Publication date: October 5, 2017Applicant: Japan Display Inc.Inventors: Yasukazu KIMURA, Masato HIRAMATSU, Takuma NISHINOHARA, Toshihiko ITOGA
-
Publication number: 20170255324Abstract: A card type device includes a base having flexibility and a display having flexibility arranged on the base. A first touch sensor arranged on a first surface of the base or the display, a second touch sensor arranged on a second surface of the base or the display, the second surface being on the opposite side of the first surface, and a control circuit connected to the first touch sensor and the second touch sensor may be further provided.Type: ApplicationFiled: February 17, 2017Publication date: September 7, 2017Inventors: Shinichiro OKA, Hiroshi MIZUHASHI, Shinya IUCHI, Yoshitoshi KIDA, Shinichi TAKAYAMA, Takenori HIROTA, Yosuke HYODO, Takuma NISHINOHARA, Yasukazu KIMURA, Hajime YAMAGUCHI
-
Publication number: 20170221974Abstract: A display device is comprising an insulating layer provided above a substrate, a pixel electrode provided on the insulating layer, a bank layer covering a periphery edge part of the pixel electrode, a light emitting layer provided across to a surface layer part of the bank layer from the pixel electrode, and a common electrode provided on the light emitting layer, wherein the pixel electrode including a slanting region having a periphery edge part becoming higher compared to a center region, and an edge part of the bank layer overlaps the slanting region of the pixel electrode.Type: ApplicationFiled: April 20, 2017Publication date: August 3, 2017Inventors: Yasukazu KIMURA, Norio Oku, Toshihiko Itoga, Takeshi Kuriyagawa, Jun Fujiyoshi, Takuma Nishinohara
-
Publication number: 20170179210Abstract: A display device includes: a flexible substrate; a pixel over the flexible substrate, the pixel including a transistor and a display element; a first wiring for transmitting a signal to the pixel, the first wiring extending in a first direction; a second wiring extending in a second direction intersecting the first direction; an inorganic insulating layer on a higher level than the first wiring or the second wiring; and an organic insulating layer on a higher level than the inorganic insulating layer, wherein the inorganic insulating layer has an opening exposing a part of the upper surface of the first wiring or the second wiring is exposed, and the organic insulating layer is provided in such a way as to fill the opening.Type: ApplicationFiled: December 9, 2016Publication date: June 22, 2017Inventors: Yasukazu KIMURA, Takuma NISHINOHARA, Toshihiko ITOGA, Hajime AKIMOTO
-
Patent number: 9685631Abstract: A display device is provided including a first substrate comprising a resin material provided with a plurality region provided with a plurality of pixels including a display device, and a second substrate provided facing the first substrate and installed with the pixel region, wherein an outer periphery side surface of the first substrate having a taper shape and including a barrier layer covering an upper layer, lower layer and the outer periphery side surface of the first substrate.Type: GrantFiled: November 18, 2016Date of Patent: June 20, 2017Assignee: Japan Display Inc.Inventors: Takuma Nishinohara, Toshihiko Itoga, Norio Oku, Yasukazu Kimura, Jun Fujiyoshi
-
Publication number: 20170117337Abstract: A display device including a plurality of first electrodes arranged in a display region above a substrate, each of the plurality of first electrodes being in common with n (n is an integer of 2 or more) number of light emitting elements, a bank having a recess part and partitioning the n number of light emitting elements with the recess part as a boundary in each of the plurality of first electrodes, a light emitting layer arranged above the plurality of first electrodes throughout the display region, and n groups of second electrodes arranged above the light emitting layer and electrically separated with the recess part as a boundary.Type: ApplicationFiled: September 27, 2016Publication date: April 27, 2017Inventors: Yasukazu KIMURA, Toshihiro SATO
-
Publication number: 20170069874Abstract: A display device is provided including a first substrate comprising a resin material provided with a plurality region provided with a plurality of pixels including a display device, and a second substrate provided facing the first substrate and installed with the pixel region, wherein an outer periphery side surface of the first substrate having a taper shape and including a barrier layer covering an upper layer, lower layer and the outer periphery side surface of the first substrate.Type: ApplicationFiled: November 18, 2016Publication date: March 9, 2017Inventors: Takuma NISHINOHARA, Toshihiko ITOGA, Norio OKU, Yasukazu KIMURA, Jun FUJIYOSHI
-
Patent number: 9537013Abstract: A display device is provided including a first substrate comprising a resin material provided with a plurality region provided with a plurality of pixels including a display device, and a second substrate provided facing the first substrate and installed with the pixel region, wherein an outer periphery side surface of the first substrate having a taper shape and including a barrier layer covering an upper layer, lower layer and the outer periphery side surface of the first substrate.Type: GrantFiled: March 23, 2015Date of Patent: January 3, 2017Assignee: Japan Display Inc.Inventors: Takuma Nishinohara, Toshihiko Itoga, Norio Oku, Yasukazu Kimura, Jun Fujiyoshi
-
Publication number: 20160365523Abstract: A display device includes a first organic layer, a first inorganic layer, a second organic layer, a second inorganic layer, and a thin film transistor. The first organic layer has a roughened top surface. The first inorganic layer has a roughened top surface and is disposed to have a roughened bottom surface that is in contact with the roughened top surface of the first organic layer. The second organic layer has a roughened bottom surface that is in contact with the roughened top surface of the first inorganic layer. The second inorganic layer is disposed to be in contact with the top surface of the second organic layer. The thin film transistor is disposed on the top surface of the second inorganic layer.Type: ApplicationFiled: June 7, 2016Publication date: December 15, 2016Inventors: Takuma NISHINOHARA, Yasukazu KIMURA, Jun FUJIYOSHI
-
Publication number: 20160238901Abstract: Display device, including: substrates, color filters having first and second color filters, drain and gate signal lines (of light blocking material), wherein, an overlapping portion adjacent the first and second color filter overlap, is formed on a region with one of the drain or gate signal lines, a first color filter edge is a first taper and a second color filter edge is a second taper, in the overlapping portion, the first taper is closer to the drain or gate signal line than the second taper in the overlapping portion, the first taper angle is 45° or more and 90° or less corresponding to a surface of the drain or gate signal line, the second taper angle is 45° or more and 90° or less corresponding to a surface of the first taper and, the first taper angle is larger than the second taper angle.Type: ApplicationFiled: December 30, 2015Publication date: August 18, 2016Inventors: Yasuhiro MIZUNO, Junji TANNO, Shinsuke HAYAHARA, Masato SAKURAI, Yasukazu KIMURA, Jun FUJIYOSHI
-
Patent number: 9391098Abstract: An object of the present invention is to improve yield when manufacturing a display device. A method of manufacturing a display device for displaying an image using a display element includes exposing a first surface of a glass substrate o an aqueous solution containing hydrogen fluoride, forming an organic resin film having a polar group above the first surface of the glass substrate, forming a layer including a display element for displaying an image above the organic resin film, and bonding an opposing substrate so as to cover the display element.Type: GrantFiled: June 11, 2015Date of Patent: July 12, 2016Assignee: Japan Display Inc.Inventors: Tomohiko Naganuma, Yasukazu Kimura, Takuma Nishinohara
-
Patent number: 9274367Abstract: Display device, including: substrates, color filters having first and second color filters, drain and gate signal lines (of light blocking material), wherein, an overlapping portion adjacent the first and second color filter overlap, is formed on a region with one of the drain or gate signal lines, a first color filter edge is a first taper and a second color filter edge is a second taper, in the overlapping portion, the first taper is closer to the drain or gate signal line than the second taper in the overlapping portion, the first taper angle is 45° or more and 90° or less corresponding to a surface of the drain or gate signal line, the second taper angle is 45° or more and 90° or less corresponding to a surface of the first taper and, the first taper angle is larger than the second taper angle.Type: GrantFiled: December 18, 2014Date of Patent: March 1, 2016Assignees: JAPAN DISPLAY INC., Panasonic Liquid Crystal Display Co. Ltd.Inventors: Yasuhiro Mizuno, Junji Tanno, Shinsuke Hayahara, Masato Sakurai, Yasukazu Kimura, Jun Fujiyoshi
-
Publication number: 20150364506Abstract: An object of the present invention is to improve yield when manufacturing a display device. A method of manufacturing a display device for displaying an image using a display element includes exposing a first surface of a glass substrate o an aqueous solution containing hydrogen fluoride, forming an organic resin film having a polar group above the first surface of the glass substrate, forming a layer including a display element for displaying an image above the organic resin film, and bonding an opposing substrate so as to cover the display element.Type: ApplicationFiled: June 11, 2015Publication date: December 17, 2015Inventors: Tomohiko NAGANUMA, Yasukazu Kimura, Takuma Nishinohara
-
Patent number: 9206036Abstract: A cut which penetrates a resin layer is formed in the resin layer such that the cut surrounds a third upper surface. A film is formed such that the film covers the whole resin layer except for a bottom surface of the resin layer inside the cut and at least a portion of the resin layer is exposed outside the cut. The resin layer which is wholly covered with the film is left inside the cut, and the whole resin layer continuously formed with a surface exposed from the film is removed outside the cut. A bump is formed by the resin layer and the film inside the cut, and a shutter and at least a portion of a drive part are formed by the film outside the cut in a state where these parts are floated from a first substrate.Type: GrantFiled: May 23, 2012Date of Patent: December 8, 2015Assignee: Pixtronix, Inc.Inventors: Jun Fujiyoshi, Yasukazu Kimura
-
Patent number: 9164275Abstract: A display device includes: a plurality of pixels each having a shutter plate formed and an actuator portion, wherein the actuator portion has a beam portion connected to the shutter plate, a drive electrode causing the beam portion to bend to drive the shutter plate, a first supporting portion supporting the drive electrode and fixed on a substrate, and a second supporting portion supporting the beam portion and fixed on the substrate, at least one of the first supporting portion and the second supporting portion has a planar portion, and a recessed portion formed to be concaved from the planar portion and connected to the substrate, and the recessed portion has a vertically formed portion formed to be inclined substantially vertically from the planar portion, and a portion starting from the vertically formed portion and formed such that the inclination of the portion becomes gentle toward the substrate.Type: GrantFiled: June 1, 2012Date of Patent: October 20, 2015Assignee: Pixtronix, Inc.Inventors: Yasukazu Kimura, Jun Fujiyoshi, Takeshi Kuriyagawa, Daisuke Sonoda
-
Publication number: 20150280172Abstract: A display device is provided including a first substrate comprising a resin material provided with a plurality region provided with a plurality of pixels including a display device, and a second substrate provided facing the first substrate and installed with the pixel region, wherein an outer periphery side surface of the first substrate having a taper shape and including a barrier layer covering an upper layer, lower layer and the outer periphery side surface of the first substrate.Type: ApplicationFiled: March 23, 2015Publication date: October 1, 2015Inventors: Takuma NISHINOHARA, Toshihiko ITOGA, Norio OKU, Yasukazu KIMURA, Jun FUJIYOSHI
-
Patent number: 9128287Abstract: A MEMS substrate is formed from a transparent substrate and a movable type shutter arranged on each pixel of a surface of the transparent substrate. An AP substrate includes another substrate and a light blocking film arranged on the other transparent substrate formed with an aperture corresponding to each shutter. A plurality of supporting columns is formed on a surface of the transparent substrate of the MEMS substrate. A plurality of cylindrical contact holes having the same inner diameter as an outer diameter of each supporting column are formed at a position corresponding to one part of the supporting columns. Both substrates are arranged with a certain interval so that each shutter and an aperture oppose each other, thereby a tip end of corresponding supporting columns is inserted into each contact hole and in this way, both substrate are mutually positioned.Type: GrantFiled: May 30, 2012Date of Patent: September 8, 2015Assignee: Pixtronix, Inc.Inventors: Yasukazu Kimura, Jun Fujiyoshi
-
Publication number: 20150206928Abstract: A display device is comprising an insulating layer provided above a substrate, a pixel electrode provided on the insulating layer, a bank layer covering a periphery edge part of the pixel electrode, a light emitting layer provided across to a surface layer part of the bank layer from the pixel electrode, and a common electrode provided on the light emitting layer, wherein the pixel electrode including a slanting region having a periphery edge part becoming higher compared to a center region, and an edge part of the bank layer overlaps the slanting region of the pixel electrode.Type: ApplicationFiled: January 16, 2015Publication date: July 23, 2015Inventors: Yasukazu KIMURA, Norio OKU, Toshihiko ITOGA, Takeshi KURIYAGAWA, Jun FUJIYOSHI, Takuma NISHINOHARA
-
Publication number: 20150102356Abstract: Display device, including: substrates, color filters having first and second color filters, drain and gate signal lines (of light blocking material), wherein, an overlapping portion adjacent the first and second color filter overlap, is formed on a region with one of the drain or gate signal lines, a first color filter edge is a first taper and a second color filter edge is a second taper, in the overlapping portion, the first taper is closer to the drain or gate signal line than the second taper in the overlapping portion, the first taper angle is 45° or more and 90° or less corresponding to a surface of the drain or gate signal line, the second taper angle is 45° or more and 90° or less corresponding to a surface of the first taper and, the first taper angle is larger than the second taper angle.Type: ApplicationFiled: December 18, 2014Publication date: April 16, 2015Inventors: Yasuhiro MIZUNO, Junji TANNO, Shinsuke HAYAHARA, Masato SAKURAI, Yasukazu KIMURA, Jun FUJIYOSHI
-
Publication number: 20150055046Abstract: A liquid crystal display device includes a plurality of pixels, each including a thin-film transistor and a pixel electrode formed above a substrate, and an organic insulation film formed between one electrode of the thin-film transistor and the pixel electrode. The one electrode and the pixel electrode are connected through a contact hole formed in the organic insulation film, and a sidewall of the contact hole, which is made of the organic insulation film, is tapered. An underlying layer beneath the organic insulation film, in contact with to the organic insulation film, includes a lowermost plane extending substantially in parallel to a plane of the substrate and an uppermost plane extending substantially in parallel to the plane of the substrate. A single step of the underlying layer is formed so as to extend between the lowermost plane and the uppermost plane.Type: ApplicationFiled: November 5, 2014Publication date: February 26, 2015Inventors: Jun Fujiyoshi, Yasukazu Kimura, Hideo Tanabe, Masataka Okamoto, Hidekazu Miyake