Patents by Inventor Masateru Morimoto

Masateru Morimoto 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: 20210223897
    Abstract: According to an aspect, a display device with a sensor includes: a substrate including a display region and a peripheral region on a periphery of the display region; detection electrodes arranged in a row-column configuration in the display region; and detection lines coupled to the respective detection electrodes. A shape of the substrate in a plan view includes a curve of a curved portion. The detection electrodes include a first electrode and a second electrode having a shape different from that of the first electrode in a plan view. The second electrode is juxtaposed with the curved portion. The detection lines each include a first line coupled to the first electrode and a second line coupled to the second electrode. The second line passes from the display region across the peripheral region and extends to a position overlapping with the second electrode in a plan view.
    Type: Application
    Filed: April 5, 2021
    Publication date: July 22, 2021
    Applicant: Japan Display Inc.
    Inventors: Hiroyuki ABE, Yoshinori AOKI, Kazune MATSUMURA, Masateru MORIMOTO
  • Patent number: 11036098
    Abstract: The present invention realizes a bright image display by enhancing a numerical aperture of pixels. At least a portion of a pixel electrode is overlapped to a thin film transistor by way of a first insulation film, the pixel electrode is connected to an output electrode of the thin film transistor via a contact hole which is formed in the first insulation film, the counter electrode is arranged above the pixel electrode by way of a second insulation film in a state that the counter electrode is overlapped to the pixel electrode, the counter electrode is formed at a position avoiding the contact hole formed in the first insulation film as viewed in a plan view, and at least a portion of the counter electrode is overlapped to the thin film transistor.
    Type: Grant
    Filed: July 6, 2020
    Date of Patent: June 15, 2021
    Assignees: Japan Display Inc., Panasonic Liquid Crystal Display Co., Ltd.
    Inventors: Takahiro Ochiai, Tohru Sasaki, Hirotaka Imayama, Masateru Morimoto
  • Patent number: 11003273
    Abstract: According to an aspect, a display device with a sensor includes: a substrate including a display region and a peripheral region on a periphery of the display region; detection electrodes arranged in a row-column configuration in the display region; and detection lines coupled to the respective detection electrodes. A shape of the substrate in a plan view includes a curve of a curved portion. The detection electrodes include a first electrode and a second electrode having a shape different from that of the first electrode in a plan view. The second electrode is juxtaposed with the curved portion. The detection lines each include a first line coupled to the first electrode and a second line coupled to the second electrode. The second line passes from the display region across the peripheral region and extends to a position overlapping with the second electrode in a plan view.
    Type: Grant
    Filed: October 8, 2020
    Date of Patent: May 11, 2021
    Assignee: Japan Display Inc.
    Inventors: Hiroyuki Abe, Yoshinori Aoki, Kazune Matsumura, Masateru Morimoto
  • Publication number: 20210026481
    Abstract: According to an aspect, a display device with a sensor includes: a substrate including a display region and a peripheral region on a periphery of the display region; detection electrodes arranged in a row-column configuration in the display region; and detection lines coupled to the respective detection electrodes. A shape of the substrate in a plan view includes a curve of a curved portion. The detection electrodes include a first electrode and a second electrode having a shape different from that of the first electrode in a plan view. The second electrode is juxtaposed with the curved portion. The detection lines each include a first line coupled to the first electrode and a second line coupled to the second electrode. The second line passes from the display region across the peripheral region and extends to a position overlapping with the second electrode in a plan view.
    Type: Application
    Filed: October 8, 2020
    Publication date: January 28, 2021
    Applicant: Japan Display Inc.
    Inventors: Hiroyuki ABE, Yoshinori AOKI, Kazune MATSUMURA, Masateru MORIMOTO
  • Patent number: 10838532
    Abstract: According to an aspect, a display device with a sensor includes: a substrate including a display region and a peripheral region on a periphery of the display region; detection electrodes arranged in a row-column configuration in the display region; and detection lines coupled to the respective detection electrodes. A shape of the substrate in a plan view includes a curve of a curved portion. The detection electrodes include a first electrode and a second electrode having a shape different from that of the first electrode in a plan view. The second electrode is juxtaposed with the curved portion. The detection lines each include a first line coupled to the first electrode and a second line coupled to the second electrode. The second line passes from the display region across the peripheral region and extends to a position overlapping with the second electrode in a plan view.
    Type: Grant
    Filed: February 21, 2019
    Date of Patent: November 17, 2020
    Assignee: Japan Display Inc.
    Inventors: Hiroyuki Abe, Yoshinori Aoki, Kazune Matsumura, Masateru Morimoto
  • Publication number: 20200333672
    Abstract: The present invention realizes a bright image display by enhancing a numerical aperture of pixels. At least a portion of a pixel electrode is overlapped to a thin film transistor by way of a first insulation film, the pixel electrode is connected to an output electrode of the thin film transistor via a contact hole which is formed in the first insulation film, the counter electrode is arranged above the pixel electrode by way of a second insulation film in a state that the counter electrode is overlapped to the pixel electrode, the counter electrode is formed at a position avoiding the contact hole formed in the first insulation film as viewed in a plan view, and at least a portion of the counter electrode is overlapped to the thin film transistor.
    Type: Application
    Filed: July 6, 2020
    Publication date: October 22, 2020
    Inventors: Takahiro OCHIAI, Tohru SASAKI, Hirotaka IMAYAMA, Masateru MORIMOTO
  • Publication number: 20200333675
    Abstract: According to one embodiment, a display device includes a first common electrode, a second common electrode spaced apart from the first common electrode, a first signal line overlapping the first common electrode and the second common electrode, a first metal line overlapping the first signal line and the first common electrode, and a second metal line overlapping the first signal line and the second common electrode and spaced apart from the first metal line. The first metal line includes an extension portion extending between the first common electrode and the second common electrode.
    Type: Application
    Filed: July 2, 2020
    Publication date: October 22, 2020
    Inventor: Masateru MORIMOTO
  • Publication number: 20200319492
    Abstract: The displacement between a TFT substrate and a counter substrate and the cut of an alignment film caused by a columnar spacer are prevented. A liquid crystal display device includes: a TFT substrate including a scanning line extending in a first direction, a picture signal line extending in a second direction, a pixel electrode formed in a region surrounded by the scanning line and the picture signal line, and a common electrode formed as opposed to the pixel electrode through an insulating film; a counter substrate disposed as opposed to the TFT substrate and having a spacer; and a liquid crystal sandwiched between the substrates. A common metal interconnection is formed to cover the picture signal line or the scanning line, and stacked on the common electrode. A through hole is formed on the common metal interconnection. The tip end of the spacer is disposed inside the through hole.
    Type: Application
    Filed: June 23, 2020
    Publication date: October 8, 2020
    Inventors: Masateru MORIMOTO, Saori SUGIYAMA, Motoharu MIYAMOTO
  • Patent number: 10747071
    Abstract: The present invention realizes a bright image display by enhancing a numerical aperture of pixels. At least a portion of a pixel electrode is overlapped to a thin film transistor by way of a first insulation film, the pixel electrode is connected to an output electrode of the thin film transistor via a contact hole which is formed in the first insulation film, the counter electrode is arranged above the pixel electrode by way of a second insulation film in a state that the counter electrode is overlapped to the pixel electrode, the counter electrode is formed at a position avoiding the contact hole formed in the first insulation film as viewed in a plan view, and at least a portion of the counter electrode is overlapped to the thin film transistor.
    Type: Grant
    Filed: March 4, 2019
    Date of Patent: August 18, 2020
    Assignees: Japan Display Inc., Panasonic Liquid Crystal Display Co., Ltd.
    Inventors: Takahiro Ochiai, Tohru Sasaki, Hirotaka Imayama, Masateru Morimoto
  • Patent number: 10725345
    Abstract: The displacement between a TFT substrate and a counter substrate and the cut of an alignment film caused by a columnar spacer are prevented. A liquid crystal display device includes: a TFT substrate including a scanning line extending in a first direction, a picture signal line extending in a second direction, a pixel electrode formed in a region surrounded by the scanning line and the picture signal line, and a common electrode formed as opposed to the pixel electrode through an insulating film; a counter substrate disposed as opposed to the TFT substrate and having a spacer; and a liquid crystal sandwiched between the substrates. A common metal interconnection is formed to cover the picture signal line or the scanning line, and stacked on the common electrode. A through hole is formed on the common metal interconnection. The tip end of the spacer is disposed inside the through hole.
    Type: Grant
    Filed: March 9, 2018
    Date of Patent: July 28, 2020
    Assignee: Japan Display Inc.
    Inventors: Masateru Morimoto, Saori Sugiyama, Motoharu Miyamoto
  • Publication number: 20190265824
    Abstract: According to an aspect, a display device with a sensor includes: a substrate including a display region and a peripheral region on a periphery of the display region; detection electrodes arranged in a row-column configuration in the display region; and detection lines coupled to the respective detection electrodes. A shape of the substrate in a plan view includes a curve of a curved portion. The detection electrodes include a first electrode and a second electrode having a shape different from that of the first electrode in a plan view. The second electrode is juxtaposed with the curved portion. The detection lines each include a first line coupled to the first electrode and a second line coupled to the second electrode. The second line passes from the display region across the peripheral region and extends to a position overlapping with the second electrode in a plan view.
    Type: Application
    Filed: February 21, 2019
    Publication date: August 29, 2019
    Applicant: Japan Display Inc.
    Inventors: Hiroyuki ABE, Yoshinori AOKI, Kazune MATSUMURA, Masateru MORIMOTO
  • Publication number: 20190196278
    Abstract: The present invention realizes a bright image display by enhancing a numerical aperture of pixels. At least a portion of a pixel electrode is overlapped to a thin film transistor by way of a first insulation film, the pixel electrode is connected to an output electrode of the thin film transistor via a contact hole which is formed in the first insulation film, the counter electrode is arranged above the pixel electrode by way of a second insulation film in a state that the counter electrode is overlapped to the pixel electrode, the counter electrode is formed at a position avoiding the contact hole formed in the first insulation film as viewed in a plan view, and at least a portion of the counter electrode is overlapped to the thin film transistor.
    Type: Application
    Filed: March 4, 2019
    Publication date: June 27, 2019
    Inventors: Takahiro OCHIAI, Tohru SASAKI, Hirotaka IMAYAMA, Masateru MORIMOTO
  • Patent number: 10254600
    Abstract: The present invention realizes a bright image display by enhancing a numerical aperture of pixels. At least a portion of a pixel electrode is overlapped to a thin film transistor by way of a first insulation film, the pixel electrode is connected to an output electrode of the thin film transistor via a contact hole which is formed in the first insulation film, the counter electrode is arranged above the pixel electrode by way of a second insulation film in a state that the counter electrode is overlapped to the pixel electrode, the counter electrode is formed at a position avoiding the contact hole formed in the first insulation film as viewed in a plan view, and at least a portion of the counter electrode is overlapped to the thin film transistor.
    Type: Grant
    Filed: August 21, 2017
    Date of Patent: April 9, 2019
    Assignees: JAPAN DISPLAY INC., PANASONIC LIQUID CRYSTAL DISPLAY CO., LTD.
    Inventors: Takahiro Ochiai, Tohru Sasaki, Hirotaka Imayama, Masateru Morimoto
  • Patent number: 10191336
    Abstract: The purpose of the invention is to suppress image persistence. The structure if the invention is as follows: A liquid crystal display device comprising: scanning lines extending in a first direction and arranged in a second direction, video signal lines arranged to cross the scanning lines, a pixel area is surrounded by the scanning lines and the video signal lines, a pixel electrode is formed in the pixel area, wherein conductive wirings are formed over the video signal lines via an organic insulating film in a plan view in the display area where images are displayed, a width in the first direction of the conductive wiring is bigger than a width in the first direction of the video signal line, an amount that the conductive wiring protrude the video signal line in a plan view is essentially the same in both side of the video signal line.
    Type: Grant
    Filed: October 16, 2017
    Date of Patent: January 29, 2019
    Assignee: Japan Display Inc.
    Inventors: Masateru Morimoto, Michiaki Sakamoto, Takeshi Sato
  • Patent number: 10088624
    Abstract: To provide a thin liquid crystal display device featuring excellent color reproducibility. The liquid crystal display panel includes: a liquid crystal display panel outputting different colors on a per-pixel basis; and a backlight. The backlight includes: a light source; a light guide; a reflective sheet on a back side of the light guide; and a group of optical sheets including a wavelength converter and disposed between the liquid crystal display panel and the light guide. The wavelength converter has a structure where quantum dots are dispersed in a transparent medium. The wavelength converter is bonded to another optical medium by means of a diffusing adhesive. Nanoparticles for developing Rayleigh scattering are dispersed in the wavelength converter.
    Type: Grant
    Filed: January 31, 2017
    Date of Patent: October 2, 2018
    Assignee: Japan Display Inc.
    Inventors: Masaki Nishikawa, Tetsuya Ooshima, Yasuhisa Shiraishi, Masateru Morimoto
  • Publication number: 20180196297
    Abstract: The displacement between a TFT substrate and a counter substrate and the cut of an alignment film caused by a columnar spacer are prevented. A liquid crystal display device includes: a TFT substrate including a scanning line extending in a first direction, a picture signal line extending in a second direction, a pixel electrode formed in a region surrounded by the scanning line and the picture signal line, and a common electrode formed as opposed to the pixel electrode through an insulating film; a counter substrate disposed as opposed to the TFT substrate and having a spacer; and a liquid crystal sandwiched between the substrates. A common metal interconnection is formed to cover the picture signal line or the scanning line, and stacked on the common electrode. A through hole is formed on the common metal interconnection. The tip end of the spacer is disposed inside the through hole.
    Type: Application
    Filed: March 9, 2018
    Publication date: July 12, 2018
    Inventors: Masateru MORIMOTO, Saori SUGIYAMA, Motoharu MIYAMOTO
  • Patent number: 10018886
    Abstract: A liquid crystal display device in which smear error is suppressed and transmittance is uniform is provided. In a liquid crystal display device which includes a plurality of pixels and uses comb-teeth-shaped transparent conductive films 110 as common wirings, the common wirings include mesh-shaped common metal wirings 101v and 101h extending in a vertical direction and a horizontal direction and the comb-teeth-shaped transparent conductive films 110 are connected between adjacent pixels.
    Type: Grant
    Filed: February 14, 2018
    Date of Patent: July 10, 2018
    Assignee: Japan Display Inc.
    Inventors: Saori Sugiyama, Yuji Maede, Masateru Morimoto
  • Publication number: 20180173069
    Abstract: A liquid crystal display device in which smear error suppressed and transmittance is uniform is provided. In a liquid crystal display device which includes a plurality of pixels and uses comb-teeth-shaped transparent conductive films 110 as common wirings, the common wirings include mesh-shaped common metal wirings 101v and 101h extending in a vertical direction and a horizontal direction and the comb-teeth-shaped transparent conductive films 110 are connected between adjacent pixels.
    Type: Application
    Filed: February 14, 2018
    Publication date: June 21, 2018
    Inventors: Saori SUGIYAMA, Yuji MAEDE, Masateru MORIMOTO
  • Publication number: 20180129104
    Abstract: The purpose of the invention is to suppress image persistence. The structure if the invention is as follows: A liquid crystal display device comprising: scanning lines extending in a first direction and arranged in a second direction, video signal lines arranged to cross the scanning lines, a pixel area is surrounded by the scanning lines and the video signal lines, a pixel electrode is formed in the pixel area, wherein conductive wirings are formed over the video signal lines via an organic insulating film in a plan view in the display area where images are displayed, a width in the first direction of the conductive wiring is bigger than a width in the first direction of the video signal line, an amount that the conductive wiring protrude the video signal line in a plan view is essentially the same in both side of the video signal line.
    Type: Application
    Filed: October 16, 2017
    Publication date: May 10, 2018
    Inventors: Masateru MORIMOTO, Michiaki SAKAMOTO, Takeshi SATO
  • Patent number: 9946131
    Abstract: A liquid crystal display device in which smear error is suppressed and transmittance is uniform is provided. In a liquid crystal display device which includes a plurality of pixels and uses comb-teeth-shaped transparent conductive films 110 as common wirings, the common wirings include mesh-shaped common metal wirings 101v and 101h extending in a vertical direction and a horizontal direction and the comb-teeth-shaped transparent conductive films 110 are connected between adjacent pixels.
    Type: Grant
    Filed: March 21, 2017
    Date of Patent: April 17, 2018
    Assignee: Japan Display Inc.
    Inventors: Saori Sugiyama, Yuji Maede, Masateru Morimoto