Patents by Inventor Satoru Kawasaki

Satoru Kawasaki 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).

  • Patent number: 11892733
    Abstract: Purpose is to realize a display device of high definition and high response speed. The structure is as follows. A liquid crystal display device including: scanning lines extending in a first direction and being arranged in a second direction, video signal lines extending in the second direction and being arranged in the first direction, and a pixel being surrounded by the scanning lines and the video signal lines, in which a pixel electrode is formed in the pixel, the pixel electrode includes a first portion including comb electrode, a second portion including contact portion to receive electrical signal, and a third portion, the third portion protrudes toward an adjacent pixel electrode compared with the first portion and the second portion, and a normal of a side toward the adjacent pixel electrode of the third portion intersects with the first direction and the second direction with an angle other than 0 and 90 degrees.
    Type: Grant
    Filed: February 23, 2023
    Date of Patent: February 6, 2024
    Assignee: JAPAN DISPLAY INC.
    Inventors: Masateru Morimoto, Satoru Kawasaki
  • Publication number: 20230343132
    Abstract: According to an aspect, a detection device includes: a substrate; a plurality of photodiodes provided to the substrate and arranged in a first direction; a plurality of lenses provided so as to overlap the photodiodes; and a light-blocking layer provided between the photodiodes and the lenses and having a plurality of openings. More than one of the openings is provided in each of regions overlapping the respective photodiodes, and an arrangement direction of the openings in each of the regions overlapping the respective photodiodes is at an angle to the first direction.
    Type: Application
    Filed: July 6, 2023
    Publication date: October 26, 2023
    Inventors: Keiji TAGO, Kimitoshi OHGIICHI, Satoru KAWASAKI
  • Publication number: 20230305344
    Abstract: Purpose is to realize a display device of high definition and high response speed. The structure is as follows. A liquid crystal display device including: scanning lines extending in a first direction and being arranged in a second direction, video signal lines extending in the second direction and being arranged in the first direction, and a pixel being surrounded by the scanning lines and the video signal lines, in which a pixel electrode is formed in the pixel, the pixel electrode includes a first portion including comb electrode, a second portion including contact portion to receive electrical signal, and a third portion, the third portion protrudes toward an adjacent pixel electrode compared with the first portion and the second portion, and a normal of a side toward the adjacent pixel electrode of the third portion intersects with the first direction and the second direction with an angle other than 0 and 90 degrees.
    Type: Application
    Filed: February 23, 2023
    Publication date: September 28, 2023
    Applicant: Japan Display Inc.
    Inventors: Masateru MORIMOTO, Satoru KAWASAKI
  • Patent number: 11741741
    Abstract: According to an aspect, a detection device includes: a substrate; a plurality of photodiodes provided to the substrate and arranged in a first direction; a plurality of lenses provided so as to overlap the photodiodes; and a light-blocking layer provided between the photodiodes and the lenses and having a plurality of openings. More than one of the openings is provided in each of regions overlapping the respective photodiodes, and an arrangement direction of the openings in each of the regions overlapping the respective photodiodes is at an angle to the first direction.
    Type: Grant
    Filed: April 22, 2022
    Date of Patent: August 29, 2023
    Assignee: Japan Display Inc.
    Inventors: Keiji Tago, Kimitoshi Ohgiichi, Satoru Kawasaki
  • Publication number: 20230014776
    Abstract: A display device has a plurality of color filters and a first light-shielding film formed in a matrix so as to partition a pixel. The plurality of color filters includes: a first color filter selectively transmitting blue light; a second color filter selectively transmitting green light; and a third color filter selectively transmitting red light. The first color filter has a plurality of island-shaped patterns arranged apart from each other along a Y direction intersecting with an X direction. In a plan view, an optical sensor is arranged at a position overlapping with a region between the plurality of island-shaped patterns adjacent to each other. The region has a first opening that is covered with the first light-shielding film and is formed at a position overlapping with optical sensor, the first opening passing through the first light-shielding film.
    Type: Application
    Filed: July 12, 2022
    Publication date: January 19, 2023
    Applicant: Japan Display Inc.
    Inventors: Tomokazu ISHIKAWA, Satoru KAWASAKI, Tetsuya YAMAMOTO
  • Publication number: 20220351538
    Abstract: According to an aspect, a detection device includes: a substrate; a plurality of photodiodes provided to the substrate and arranged in a first direction; a plurality of lenses provided so as to overlap the photodiodes; and a light-blocking layer provided between the photodiodes and the lenses and having a plurality of openings. More than one of the openings is provided in each of regions overlapping the respective photodiodes, and an arrangement direction of the openings in each of the regions overlapping the respective photodiodes is at an angle to the first direction.
    Type: Application
    Filed: April 22, 2022
    Publication date: November 3, 2022
    Inventors: Keiji TAGO, Kimitoshi OHGIICHI, Satoru KAWASAKI
  • Patent number: 10777100
    Abstract: A cylindrical shrink label is provided with a heat-shrinkable label base material; and a joint formed by cylindrically forming the label base material so that the edges thereof overlap, and then solvent welding the inner surface of the outside edge, which is positioned on the outside of the cylinder, and the outer surface of the inside edge, which is positioned on the inside of the cylinder. A resin layer, which is soluble in a hot alkaline aqueous solution, is formed on the abovementioned inner surface and/or the abovementioned outer surface, which form the joint.
    Type: Grant
    Filed: April 24, 2018
    Date of Patent: September 15, 2020
    Assignee: Fuji Seal International, Inc.
    Inventors: Takeshi Kyogane, Satoru Kawasaki, Akira Miyazaki, Shutaro Kurosawa
  • Patent number: 10133132
    Abstract: In an IPS mode liquid crystal display device, an interlayer insulating film is formed on a common electrode formed in a planar shape, and a pixel electrode is formed on the interlayer insulating film. The distance between the TFT substrate and the counter substrate is determined by a columnar spaces. The pixel electrode includes one comb-shaped electrode and a contact part. The tip of the comb-shaped, electrode overlaps the columnar spacer as seen in a plan view. The columnar spacer is present in, the area in which an electric field that allows the liquid crystal molecules to rotate backward occurs when a voltage is applied to the pixel electrode, so that the reverse rotation of the liquid crystal molecules does not occur, and it is possible to prevent the domain from occurring.
    Type: Grant
    Filed: September 28, 2017
    Date of Patent: November 20, 2018
    Assignee: Japan Display Inc.
    Inventors: Takeshi Sakai, Toshimasa Ishigaki, Satoru Kawasaki
  • Publication number: 20180240373
    Abstract: A cylindrical shrink label is provided with a heat-shrinkable label base material; and a joint formed by cylindrically forming the label base material so that the edges thereof overlap, and then solvent welding the inner surface of the outside edge, which is positioned on the outside of the cylinder, and the outer surface of the inside edge, which is positioned on the inside of the cylinder. A resin layer, which is soluble in a hot alkaline aqueous solution, is formed on the abovementioned inner surface and/or the abovementioned outer surface, which form the joint.
    Type: Application
    Filed: April 24, 2018
    Publication date: August 23, 2018
    Inventors: Takeshi Kyogane, Satoru Kawasaki, Akira Miyazaki, Shutaro Kurosawa
  • Publication number: 20180240374
    Abstract: A cylindrical shrink label is provided with a heat-shrinkable label base material; and a joint formed by cylindrically forming the label base material so that the edges thereof overlap, and then solvent welding the inner surface of the outside edge, which is positioned on the outside of the cylinder, and the outer surface of the inside edge, which is positioned on the inside of the cylinder. A resin layer, which is soluble in a hot alkaline aqueous solution, is formed on the abovementioned inner surface and/or the abovementioned outer surface, which form the joint.
    Type: Application
    Filed: April 24, 2018
    Publication date: August 23, 2018
    Inventors: Takeshi Kyogane, Satoru Kawasaki, Akira Miyazaki, Shutaro Kurosawa
  • Publication number: 20180240372
    Abstract: A cylindrical shrink label is provided with a heat-shrinkable label base material; and a joint formed by cylindrically forming the label base material so that the edges thereof overlap, and then solvent welding the inner surface of the outside edge, which is positioned on the outside of the cylinder, and the outer surface of the inside edge, which is positioned on the inside of the cylinder. A resin layer, which is soluble in a hot alkaline aqueous solution, is formed on the abovementioned inner surface and/or the abovementioned outer surface, which form the joint.
    Type: Application
    Filed: April 24, 2018
    Publication date: August 23, 2018
    Inventors: Takeshi Kyogane, Satoru Kawasaki, Akira Miyazaki, Shutaro Kurosawa
  • Patent number: 9984596
    Abstract: A cylindrical shrink label is provided with a heat-shrinkable label base material; and a joint formed by cylindrically forming the label base material so that the edges thereof overlap, and then solvent welding the inner surface of the outside edge, which is positioned on the outside of the cylinder, and the outer surface of the inside edge, which is positioned on the inside of the cylinder. A resin layer, which is soluble in a hot alkaline aqueous solution, is formed on the abovementioned inner surface and/or the abovementioned outer surface, which form the joint.
    Type: Grant
    Filed: August 30, 2013
    Date of Patent: May 29, 2018
    Assignee: Fuji Seal International, Inc.
    Inventors: Takeshi Kyogane, Satoru Kawasaki, Akira Miyazaki, Shutaro Kurosawa
  • Publication number: 20180017832
    Abstract: In an IPS mode liquid crystal display device, an interlayer insulating film is formed on a common electrode formed in a planar shape, and a pixel electrode is formed on the interlayer insulating film. The distance between the TFT substrate and the counter substrate is determined by a columnar spaces. The pixel electrode includes one comb-shaped electrode and a contact part. The tip of the comb-shaped, electrode overlaps the columnar spacer as seen in a plan view. The columnar spacer is present in, the area in which an electric field that allows the liquid crystal molecules to rotate backward occurs when a voltage is applied to the pixel electrode, so that the reverse rotation of the liquid crystal molecules does not occur, and it is possible to prevent the domain from occurring.
    Type: Application
    Filed: September 28, 2017
    Publication date: January 18, 2018
    Inventors: Takeshi SAKAI, Toshimasa ISHIGAKI, Satoru KAWASAKI
  • Patent number: 9804454
    Abstract: In an IPS mode liquid crystal display device, an interlayer insulating film is formed on a common electrode formed in a planar shape, and a pixel electrode is formed on the interlayer insulating film. The distance between the TFT substrate and the counter substrate is determined by a columnar spacer. The pixel electrode includes one comb-shaped electrode and a contact part. The tip of the comb-shaped electrode overlaps the columnar spacer as seen in a plan view. The columnar spacer is present in the area in which an electric field that allows the liquid crystal molecules to rotate backward occurs when a voltage is applied to the pixel electrode, so that the reverse rotation of the liquid crystal molecules does not occur, and it is possible to prevent the domain from occurring.
    Type: Grant
    Filed: July 31, 2015
    Date of Patent: October 31, 2017
    Assignee: Japan Display Inc.
    Inventors: Takeshi Sakai, Toshimasa Ishigaki, Satoru Kawasaki
  • Patent number: 9625757
    Abstract: According to one embodiment, a liquid crystal display device, include a first substrate includes a first pixel electrode including m first strip electrodes, a second pixel electrode including m second strip electrodes, a third pixel electrode including n third strip electrodes, a fourth pixel electrode including m fourth strip electrodes, a fifth pixel electrode including m fifth strip electrodes, and a sixth pixel electrode including n sixth strip electrodes, m and n being positive integers and unequal to each other.
    Type: Grant
    Filed: February 19, 2015
    Date of Patent: April 18, 2017
    Assignee: Japan Display Inc.
    Inventors: Atsuko Oono, Arihiro Takeda, Jin Hirosawa, Satoru Kawasaki, Yuji Maede, Saori Sugiyama
  • Publication number: 20160238902
    Abstract: In an IPS system liquid crystal display device, scan lines are extended in a first direction and arrayed in a second direction, video signal lines are extended in the second direction and arrayed in the first direction, an orientation axis of an orientation film is oriented in the second direction, the pixel electrode includes a first region including a through-hole for supplying a video signal and second and third regions through which light is transmitted, the second region is inclined at an angle ?, the third region is inclined at an angle ??, each of the second region and the third region is bent at a bending point so as to protrude in the first direction, a protruded part and a recessed part are formed in the vicinity of a boundary between the first and second regions.
    Type: Application
    Filed: February 10, 2016
    Publication date: August 18, 2016
    Inventors: Satoru KAWASAKI, Kimitoshi Ohgiichi, Saori Gugiyama
  • Publication number: 20160041439
    Abstract: In an IPS mode liquid crystal display device, an interlayer insulating film is formed on a common electrode formed in a planar shape, and a pixel electrode is formed on the interlayer insulating film. The distance between the TFT substrate and the counter substrate is determined by a columnar spacer. The pixel electrode includes one comb-shaped electrode and a contact part. The tip of the comb-shaped electrode overlaps the columnar spacer as seen in a plan view. The columnar spacer is present in the area in which an electric field that allows the liquid crystal molecules to rotate backward occurs when a voltage is applied to the pixel electrode, so that the reverse rotation of the liquid crystal molecules does not occur, and it is possible to prevent the domain from occurring.
    Type: Application
    Filed: July 31, 2015
    Publication date: February 11, 2016
    Inventors: Takeshi Sakai, Toshimasa Ishigaki, Satoru Kawasaki
  • Publication number: 20150262514
    Abstract: A cylindrical shrink label is provided with a heat-shrinkable label base material; and a joint formed by cylindrically forming the label base material so that the edges thereof overlap, and then solvent welding the inner surface of the outside edge, which is positioned on the outside of the cylinder, and the outer surface of the inside edge, which is positioned on the inside of the cylinder. A resin layer, which is soluble in a hot alkaline aqueous solution, is formed on the abovementioned inner surface and/or the abovementioned outer surface, which form the joint.
    Type: Application
    Filed: August 30, 2013
    Publication date: September 17, 2015
    Inventors: Takeshi Kyogane, Satoru Kawasaki, Akira Miyazaki, Shutaro Kurosawa
  • Publication number: 20150234243
    Abstract: According to one embodiment, a liquid crystal display device, include a first substrate includes a first pixel electrode including m first strip electrodes, a second pixel electrode including m second strip electrodes, a third pixel electrode including n third strip electrodes, a fourth pixel electrode including m fourth strip electrodes, a fifth pixel electrode including m fifth strip electrodes, and a sixth pixel electrode including n sixth strip electrodes, m and n being positive integers and unequal to each other.
    Type: Application
    Filed: February 19, 2015
    Publication date: August 20, 2015
    Applicant: Japan Display Inc.
    Inventors: Atsuko OONO, Arihiro Takeda, Jin Hirosawa, Satoru Kawasaki, Yuji Maede, Saori Sugiyama
  • Patent number: 8767146
    Abstract: A display device is provided which includes a lower substrate and an upper substrate. An inner surface of the lower substrate and an inner surface of the upper surface face each other. A polarizing plate is disposed on an outer surface of the upper substrate, wherein the polarizing plate includes at least an inside protective film, a polarizing film and an outside protective film, which are layered on the upper substrate side in this order so that the inside protective film is adjacent to the upper substrate. An expansion axis of the outside protective film forms an angle of 30° or more and 90° or less with an expansion axis of the polarizing film, and an expansion axis of the inside protective film forms an angle of 0° or more and 3° or less with an expansion axis of the polarizing film.
    Type: Grant
    Filed: April 25, 2013
    Date of Patent: July 1, 2014
    Assignees: Japan Display Inc., Panasonic Liquid Crystal Display Co., Ltd.
    Inventors: Koichi Fukuda, Tetsuya Oshima, Satoru Kawasaki