Patents by Inventor Yoshifumi Kamei

Yoshifumi Kamei 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: 20240131830
    Abstract: A method for manufacturing a display device includes applying an adhesive to a display panel having a display surface where an image is displayed and an opposite surface on an opposite side of the display surface, on the opposite surface, sprinkling a gap member of a given size on the opposite surface of the display panel to which the adhesive has been applied, and sticking together a board surface of a color separation element and the opposite surface of the display panel on which the gap member has been sprinkled, with the adhesive between the board surface and the opposite surface, the color separation element dispersing light from a light source and emitting a plurality of rays of separated light with wavelengths different from each other.
    Type: Application
    Filed: October 12, 2023
    Publication date: April 25, 2024
    Inventors: Shuichi OSAWA, Yoshikatsu IMAZEKI, Yoichi KAMIJO, Koichi MIYASAKA, Yoshifumi KAMEI
  • Publication number: 20240134223
    Abstract: A display device includes a display panel, a color separation element configured to disperse light from a light source and to emit, to the display panel, a plurality of rays of separated light with wavelengths different from each other, and an adhesive portion that contains a gap member of a given size and that bonds the display panel to the color separation element. The adhesive portion has a recessed portion that is separated from one of the display panel and the color separation element in side view.
    Type: Application
    Filed: October 11, 2023
    Publication date: April 25, 2024
    Inventors: Shuichi OSAWA, Yoshikatsu IMAZEKI, Yoichi KAMIJO, Koichi MIYASAKA, Yoshifumi KAMEI
  • Publication number: 20240134231
    Abstract: A display device includes a display panel, a color separation element configured to disperse light from a light source and to emit, to the display panel, a plurality of rays of separated light with wavelengths different from each other, and an outer adhesive portion that bonds a side surface of the display panel and the color separation element to each other over an entire perimeter of the display panel.
    Type: Application
    Filed: October 11, 2023
    Publication date: April 25, 2024
    Inventors: Shuichi OSAWA, Yoshikatsu IMAZEKI, Yoichi KAMIJO, Koichi MIYASAKA, Yoshifumi KAMEI
  • Publication number: 20240118574
    Abstract: A light adjustment device includes a panel unit including a plurality of light adjustment panels stacked in a first direction, each light adjustment panel including a first substrate and a second substrate, the first substrate including a first terminal, the second substrate overlapping the first substrate and including a second terminal, and a metal film provided at a side part of the panel unit and extending in the first direction.
    Type: Application
    Filed: September 29, 2023
    Publication date: April 11, 2024
    Inventors: Yoshikatsu IMAZEKI, Yoshifumi KAMEI, Takeo KOITO, Kojiro IKEDA
  • Publication number: 20230410756
    Abstract: According to one embodiment, in a display device, a display substrate includes color filters of a plurality of colors arranged in a display area. The color filters are arranged in different colors alternately in a first direction and the same colors in a second direction orthogonal to the first direction. A first separation substrate separates wavelength light from received backlight according to the arrangement of the colors in the first direction, and outputs the separated light to a second separation substrate. The second separation substrate separates wavelength light from the received light from the first separation substrate according to the color of each row in the second direction, and outputs the separated light to the display substrate.
    Type: Application
    Filed: June 6, 2023
    Publication date: December 21, 2023
    Inventors: Shuichi OSAWA, Yoshikatsu IMAZEKI, Yoichi KAMIJO, Koichi MIYASAKA, Yoshifumi KAMEI
  • Publication number: 20230400738
    Abstract: A light adjustment device includes a panel unit formed in a shape of a rectangular column by stacking a plurality of light adjustment panels in a first direction, each of the light adjustment panels having a polygonal shape and including a first substrate and a second substrate, the first substrate including a first terminal, the second substrate overlapping the first substrate and including a second terminal, and a conductive member provided at a corner of the rectangular column in a side part of the panel unit and continuously extending in the first direction.
    Type: Application
    Filed: June 7, 2023
    Publication date: December 14, 2023
    Inventors: Yoshikatsu IMAZEKI, Yoshifumi KAMEI, Takeo KOITO
  • Publication number: 20230314866
    Abstract: According to one embodiment, a display device includes a liquid crystal display substrate and a color separation element substrate. The display substrate has a stripe structure in which different color filters are alternately arranged in a display area along a first direction and the same color filters are arranged along a second direction orthogonal to the first direction, and the different color filters are compartmentalized by frames along the first direction and the second direction. The element substrate has color separation grooves formed along the first direction in the display area, and grooves formed along the second direction in a region thereof where the color separation grooves are formed, so as to oppose the frame of the display substrate.
    Type: Application
    Filed: March 28, 2023
    Publication date: October 5, 2023
    Inventors: Shuichi OSAWA, Yoshikatsu IMAZEKI, Yoichi KAMIJO, Koichi MIYASAKA, Yoshifumi KAMEI
  • Publication number: 20230314867
    Abstract: According to one embodiment, a display device includes a liquid crystal panel and a color separation element substrate. The substrate includes a bonding area in a peripheral portion of a surface opposing the panel, and a color separation groove that serves as a color separation element is formed in an effective display area inside the bonding area. The panel includes a bonding area in a peripheral portion of the substrate on an incident surface side of the backlight, and a polarizer is disposed on an inner side the bonding area. The bonding area of the substrate and the bonding area of the panel are bonded to each other via a sealant layer formed from a sealant applied thereon and cured.
    Type: Application
    Filed: March 29, 2023
    Publication date: October 5, 2023
    Applicant: Japan Display Inc.
    Inventors: Shuichi OSAWA, Yoshikatsu IMAZEKI, Yoichi KAMIJO, Koichi MIYASAKA, Yoshifumi KAMEI
  • Patent number: 11733560
    Abstract: According to one embodiment, a display device includes a backlight source, liquid crystal panel, and color separating element substrate. The liquid crystal panel includes an adherence area with a predetermined width in a peripheral part of the transparent material substrate in the incident surface side of the backlight, and the color separating element substrate includes a step with a predetermined height, in the peripheral part of the surface opposed to the liquid crystal panel, and an upper surface of the step of the color separating element substrate and the adherence area of the transparent material substrate of the liquid crystal panel are adhered through a film therebetween.
    Type: Grant
    Filed: March 31, 2022
    Date of Patent: August 22, 2023
    Assignee: Japan Display Inc.
    Inventors: Shuichi Osawa, Yoshikatsu Imazeki, Yoichi Kamijo, Koichi Miyasaka, Yoshifumi Kamei
  • Patent number: 11692674
    Abstract: Disclosed is a light-emitting element including a first electrode, a first light-emitting layer, an ionic-liquid layer, a second light-emitting layer, and a second electrode. The first light-emitting layer is located over the first electrode and includes a first emissive polymer and an ionic liquid. The ionic-liquid layer is located over the first light-emitting layer and includes an ionic liquid. The second light-emitting layer is located over the ionic-liquid layer and includes a second emissive polymer and an ionic liquid. The second electrode is located over the second light-emitting layer. The light-emitting element may further include a first substrate under the first electrode, a second substrate over the second electrode, and a sealing layer located between the first substrate and the second substrate and surrounding the first electrode.
    Type: Grant
    Filed: September 21, 2022
    Date of Patent: July 4, 2023
    Assignee: Japan Display Inc.
    Inventors: Yoshifumi Kamei, Yoshikatsu Imazeki, Yoichi Kamijo, Koichi Miyasaka, Shuichi Osawa
  • Publication number: 20230019409
    Abstract: Disclosed is a light-emitting element including a first electrode, a first light-emitting layer, an ionic-liquid layer, a second light-emitting layer, and a second electrode. The first light-emitting layer is located over the first electrode and includes a first emissive polymer and an ionic liquid. The ionic-liquid layer is located over the first light-emitting layer and includes an ionic liquid. The second light-emitting layer is located over the ionic-liquid layer and includes a second emissive polymer and an ionic liquid. The second electrode is located over the second light-emitting layer. The light-emitting element may further include a first substrate under the first electrode, a second substrate over the second electrode, and a sealing layer located between the first substrate and the second substrate and surrounding the first electrode.
    Type: Application
    Filed: September 21, 2022
    Publication date: January 19, 2023
    Inventors: Yoshifumi KAMEI, Yoshikatsu IMAZEKI, Yoichi KAMIJO, Koichi MIYASAKA, Shuichi OSAWA
  • Publication number: 20230019559
    Abstract: A detection device includes a substrate, a plurality of drive electrodes disposed at the substrate, each extending in a first direction, and arranged in a second direction intersecting the first direction, and a plurality of detection electrodes opposed to the drive electrodes, each extending in the second direction, and arranged in the first direction. Each of the drive electrodes and the detection electrodes has a plurality of superimposed portions and a connecting portion connecting the superimposed portions, one of the superimposed portions of one of the drive electrodes and one of the superimposed portions of one of the detection electrodes are superimposed over each other and extend linearly in a same direction, and in a planar view from a direction perpendicular to the substrate, some of the superimposed portions and some of the connection portions form a first closed region closed annularly.
    Type: Application
    Filed: September 21, 2022
    Publication date: January 19, 2023
    Inventors: Yoshikatsu IMAZEKI, Yoichi KAMIJO, Koichi MIYASAKA, Shuichi OSAWA, Yoshifumi KAMEI
  • Publication number: 20230019991
    Abstract: According to one embodiment, a detection device includes a base, a sensor electrode provided on the base, the sensor electrode bending in a planar view, an insulating layer on the sensor electrode, and a projection provided on the insulating layer, wherein the sensor electrode is apart from the projection in a planar view.
    Type: Application
    Filed: September 22, 2022
    Publication date: January 19, 2023
    Inventors: Koichi MIYASAKA, Yoshikatsu IMAZEKI, Yoichi KAMIJO, Shuichi OSAWA, Yoshifumi KAMEI
  • Publication number: 20230013572
    Abstract: A display device includes a first substrate having a first surface and a second surface opposite to the first surface, a first light-emitting layer including a first polymer and an ionic liquid on the second surface, a first electrode provided on a first side surface of the first light-emitting layer, a second electrode provided on a second side surface of the first light-emitting layer opposite to the first side surface of the first light-emitting layer, and a second substrate in contact with the first light-emitting layer opposite to the first substrate.
    Type: Application
    Filed: September 22, 2022
    Publication date: January 19, 2023
    Inventors: Shuichi OSAWA, Yoshikatsu IMAZEKI, Yoichi KAMIJO, Koichi MIYASAKA, Yoshifumi KAMEI
  • Publication number: 20220317512
    Abstract: According to one embodiment, a display device includes a backlight source, liquid crystal panel, and color separating element substrate. The liquid crystal panel includes an adherence area with a predetermined width in a peripheral part of the transparent material substrate in the incident surface side of the backlight, and the color separating element substrate includes a step with a predetermined height, in the peripheral part of the surface opposed to the liquid crystal panel, and an upper surface of the step of the color separating element substrate and the adherence area of the transparent material substrate of the liquid crystal panel are adhered through a film therebetween.
    Type: Application
    Filed: March 31, 2022
    Publication date: October 6, 2022
    Inventors: Shuichi OSAWA, Yoshikatsu IMAZEKI, Yoichi KAMIJO, Koichi MIYASAKA, Yoshifumi KAMEI
  • Patent number: 7721619
    Abstract: A vehicular shift lock device including (a) a shift lock member movable between a locking position which is located on a predetermined path of movement of a shift lever from one operating position to another operating position and in which the shift lock member inhibits the movement of the shift lever, and an unlocking position which is spaced from the locking position and in which the shift lock member permits the movement of the shift lever, and (b) a guide member which guides the shift lever so as to move along the predetermined path of movement, wherein the guide member defines the locking position of the shift lock member when the shift lock member is moved in a direction intersecting the predetermined path of movement of said shift lever.
    Type: Grant
    Filed: June 2, 2006
    Date of Patent: May 25, 2010
    Assignees: Toyota Jidosha Kabushiki Kaisha, Mannoh Kogyo Co., Ltd., Kabushiki Kaisha Tokai-Rika-Denki-Seisakusho, Tsuda Industries Co., Ltd., Kojima Press Industry Co., Ltd.
    Inventors: Yoshifumi Kamei, Etsuo Shimizu, Takayoshi Masuda, Yoshiyuki Shindo, Yasunori Takeuchi, Shinichi Uemura
  • Patent number: 7677128
    Abstract: A vehicular shift lock device for selectively inhibiting and permitting a movement of a shift lever, including (a) a stopper member pivotable about an axis between a stopping position and a non-stopping position for respectively preventing and permitting a movement of a manually operable member provided to place the shift lock device in its unlocking state, (b) a first biasing member biasing the stopper member toward the stopping position, (c) a first linkage device pivotable about an axis in a first direction by the movement of the manually operable member, (d) a second biasing member biasing the first linkage device in a second direction opposite to the first direction, and (e) a second linkage device pivotable about an axis to its operated position and having a connected state and a disconnected state in which the second linkage device is connected to and disconnected from the stopper member, respectively, and wherein second linkage device is operatively connected to the first linkage device such that the
    Type: Grant
    Filed: August 22, 2005
    Date of Patent: March 16, 2010
    Assignees: Toyota Jidosha Kabushiki Kaisha, Mannoh Kogyo Co., Ltd., Kabushiki Kaisha Tokai-Rika-Denki-Seisakusho, Kojima Press Industry Co., Ltd., Tsuda Industries Co., Ltd.
    Inventors: Etsuo Shimizu, Yoshifumi Kamei, Takayoshi Masuda, Yoshiyuki Shindo, Shinichi Uemura, Yasunori Takeuchi
  • Publication number: 20060272441
    Abstract: A vehicular shift lock device including (a) a shift lock member movable between a locking position which is located on a predetermined path of movement of a shift lever from one operating position to another operating position and in which the shift lock member inhibits the movement of the shift lever, and an unlocking position which is spaced from the locking position and in which the shift lock member permits the movement of the shift lever, and (b) a guide member which guides the shift lever so as to move along the predetermined path of movement, wherein the guide member defines the locking position of the shift lock member when the shift lock member is moved in a direction intersecting the predetermined path of movement of said shift lever.
    Type: Application
    Filed: June 2, 2006
    Publication date: December 7, 2006
    Applicants: TOYOTA JIDOSHA KABUSHIKI KAISHA, MANNOH KOGYO CO., LTD., KABUSHIKI KAISHA TOKAI-RIKA-DENKI-SEISAKUSHO, TSUDA INDUSTRIES CO., LTD., KOJIMA PRESS INDUSTRY CO., LTD.
    Inventors: Yoshifumi Kamei, Etsuo Shimizu, Takayoshi Masuda, Yoshiyuki Shindo, Yasunori Takeuchi, Shinichi Uemura
  • Publication number: 20060117893
    Abstract: A vehicular shift lock device for selectively inhibiting and permitting a movement of a shift lever, including (a) a stopper member pivotable about an axis between a stopping position and a non-stopping position for respectively preventing and permitting a movement of a manually operable member provided to place the shift lock device in its unlocking state, (b) a first biasing member biasing the stopper member toward the stopping position, (c) a first linkage device pivotable about an axis in a first direction by the movement of the manually operable member, (d) a second biasing member biasing the first linkage device in a second direction opposite to the first direction, and (e) a second linkage device pivotable about an axis to its operated position and having a connected state and a disconnected state in which the second linkage device is connected to and disconnected from the stopper member, respectively, and wherein second linkage device is operatively connected to the first linkage device such that the
    Type: Application
    Filed: August 22, 2005
    Publication date: June 8, 2006
    Applicants: TOYOTA JIDOSHA KABUSHIKI KAISHA, MANNOH KOGYO CO., LTD., KABUSHIKI KAISHA TOKAI-RIKA-DENKI-SEISAKUSHO, KOJIMA PRESS INDUSTRY CO., LTD., TSUDA INDUSTRIES CO., LTD.
    Inventors: Etsuo Shimizu, Yoshifumi Kamei, Takayoshi Masuda, Yoshiyuki Shindo, Shinichi Uemura, Yasunori Takeuchi