Patents by Inventor Heisuke KANAYA
Heisuke KANAYA 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: 20240065023Abstract: A display device includes a substrate, a plurality of pixels above the substrate, each of the pixels including a light emitting element, a display region including the plurality of pixels, a thin film transistor which each of the plurality of pixels includes, a protective film including a first inorganic insulating material and located between the thin film transistor and the light emitting element, a sealing film including a second inorganic insulating material and covering the light emitting element, and at least one through hole located in the display region and passing through the substrate, the protective film, and the sealing film, wherein the second inorganic insulating material is in direct contact with the protective film in a first region located between the through hole and the pixels.Type: ApplicationFiled: November 2, 2023Publication date: February 22, 2024Inventor: Heisuke KANAYA
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Patent number: 11895886Abstract: A display device according to an embodiment of the present invention has a first substrate, a display region provided with a plurality of pixels on the first substrate, each of the plurality of pixels including a light-emitting element, a driving circuit provided along a first direction of the display region on the first substrate, a sealing film covering the display region, and stacking a first inorganic insulating layer, an organic insulating layer, and a second inorganic insulating layer in order from the light-emitting element, a second substrate on the sealing film, a through hole provided in the first substrate, the display region, and the second substrate; and a first region surrounding the through hole.Type: GrantFiled: June 23, 2022Date of Patent: February 6, 2024Assignee: Japan Display Inc.Inventors: Masato Ito, Heisuke Kanaya
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Patent number: 11844231Abstract: A display device includes a substrate, a plurality of pixels above the substrate, each of the pixels including a light emitting element, a display region including the plurality of pixels, a thin film transistor which each of the plurality of pixels includes, a protective film including a first inorganic insulating material and located between the thin film transistor and the light emitting element, a sealing film including a second inorganic insulating material and covering the light emitting element, and at least one through hole located in the display region and passing through the substrate, the protective film, and the sealing film, wherein the second inorganic insulating material is in direct contact with the protective film in a first region located between the through hole and the pixels.Type: GrantFiled: August 9, 2021Date of Patent: December 12, 2023Assignee: Japan Display Inc.Inventor: Heisuke Kanaya
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Publication number: 20220328606Abstract: A display device according to an embodiment of the present invention has a first substrate, a display region provided with a plurality of pixels on the first substrate, each of the plurality of pixels including a light-emitting element, a driving circuit provided along a first direction of the display region on the first substrate, a sealing film covering the display region, and stacking a first inorganic insulating layer, an organic insulating layer, and a second inorganic insulating layer in order from the light-emitting element, a second substrate on the sealing film, a through hole provided in the first substrate, the display region, and the second substrate; and a first region surrounding the through hole.Type: ApplicationFiled: June 23, 2022Publication date: October 13, 2022Inventors: Masato ITO, Heisuke KANAYA
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Patent number: 11398541Abstract: A display device according to an embodiment of the present invention has a first substrate, a display region provided with a plurality of pixels on the first substrate, each of the plurality of pixels including a light-emitting element, a driving circuit provided along a first direction of the display region on the first substrate, a sealing film covering the display region, and stacking a first inorganic insulating layer, an organic insulating layer, and a second inorganic insulating layer in order from the light-emitting element, a second substrate on the sealing film, a through hole provided in the first substrate, the display region, and the second substrate; and a first region surrounding the through hole.Type: GrantFiled: April 9, 2020Date of Patent: July 26, 2022Assignee: Japan Display Inc.Inventors: Masato Ito, Heisuke Kanaya
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Publication number: 20210367196Abstract: A display device includes a substrate, a plurality of pixels above the substrate, each of the pixels including a light emitting element, a display region including the plurality of pixels, a thin film transistor which each of the plurality of pixels includes, a protective film including a first inorganic insulating material and located between the thin film transistor and the light emitting element, a sealing film including a second inorganic insulating material and covering the light emitting element, and at least one through hole located in the display region and passing through the substrate, the protective film, and the sealing film, wherein the second inorganic insulating material is in direct contact with the protective film in a first region located between the through hole and the pixels.Type: ApplicationFiled: August 9, 2021Publication date: November 25, 2021Inventor: Heisuke KANAYA
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Patent number: 11121343Abstract: A display device includes a substrate, a plurality of pixels above the substrate, each of the pixels including a light emitting element, a display region including the plurality of pixels, a thin film transistor which each of the plurality of pixels includes, a protective film including a first inorganic insulating material and located between the thin film transistor and the light emitting element, a sealing film including a second inorganic insulating material and covering the light emitting element, and at least one through hole located in the display region and passing through the substrate, the protective film, and the sealing film, wherein the second inorganic insulating material is in direct contact with the protective film in a first region located between the through hole and the pixels.Type: GrantFiled: February 3, 2020Date of Patent: September 14, 2021Assignee: Japan Display Inc.Inventor: Heisuke Kanaya
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Patent number: 10937986Abstract: A display device includes an electroluminescent layer laminated on pixel electrodes and a multifunctional electrode and a common electrode laminated on the electroluminescent layer. The electroluminescent layer includes a lower common layer that continuously overlaps and contacts the pixel electrodes and the multifunctional electrode and light emitting layers separated from each other corresponding to each of the pixel electrodes on the lower common layer. The multifunctional electrode includes portions each passing between a pair of adjacent pixel electrodes of the pixel electrodes, and is set to a potential closer to that of the common electrode than the pixel electrodes in an image display period, and at least a part of the multifunctional electrode functions as at least one electrode group of a transmission electrode group and a reception electrode group in a touch sensing period.Type: GrantFiled: October 15, 2019Date of Patent: March 2, 2021Assignee: Japan Display Inc.Inventor: Heisuke Kanaya
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Patent number: 10871865Abstract: A display device according to an embodiment of the present invention includes: a display panel; a touch sensor located on the display panel; and a pointer made of a conductive material that moves on a region where the touch sensor is provided below the touch sensor; wherein the pointer is electrically connected to a lower electrode of the touch sensor.Type: GrantFiled: February 3, 2020Date of Patent: December 22, 2020Assignee: Japan Display Inc.Inventor: Heisuke Kanaya
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Patent number: 10845905Abstract: A display device in an embodiment according to the present invention includes a base member, a display part with a plurality of pixels above the base member, a touch sensor overlapping the display part, an antenna in a periphery part of the display part, and a terminal part including a plurality of terminal electrodes on an outer side of the antenna. The touch sensor includes a first sensor electrode arranged on a first surface side of a first insulating layer and having a plurality of first electrode patterns arranged in a first direction, and a second sensor electrode arranged on the first surface side of the first insulating layer and having a plurality of second electrode patterns arranged in a second direction intersecting the first direction.Type: GrantFiled: January 8, 2019Date of Patent: November 24, 2020Assignee: Japan Display Inc.Inventor: Heisuke Kanaya
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Publication number: 20200235194Abstract: A display device according to an embodiment of the present invention has a first substrate, a display region provided with a plurality of pixels on the first substrate, each of the plurality of pixels including a light-emitting element, a driving circuit provided along a first direction of the display region on the first substrate, a sealing film covering the display region, and stacking a first inorganic insulating layer, an organic insulating layer, and a second inorganic insulating layer in order from the light-emitting element, a second substrate on the sealing film, a through hole provided in the first substrate, the display region, and the second substrate; and a first region surrounding the through hole.Type: ApplicationFiled: April 9, 2020Publication date: July 23, 2020Inventors: Masato ITO, Heisuke Kanaya
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Publication number: 20200174598Abstract: A display device according to an embodiment of the present invention includes: a display panel; a touch sensor located on the display panel; and a pointer made of a conductive material that moves on a region where the touch sensor is provided below the touch sensor; wherein the pointer is electrically connected to a lower electrode of the touch sensor.Type: ApplicationFiled: February 3, 2020Publication date: June 4, 2020Applicant: Japan Display Inc.Inventor: Heisuke KANAYA
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Publication number: 20200176708Abstract: A display device includes a substrate, a plurality of pixels above the substrate, each of the pixels including a light emitting element, a display region including the plurality of pixels, a thin film transistor which each of the plurality of pixels includes, a protective film including a first inorganic insulating material and located between the thin film transistor and the light emitting element, a sealing film including a second inorganic insulating material and covering the light emitting element, and at least one through hole located in the display region and passing through the substrate, the protective film, and the sealing film, wherein the second inorganic insulating material is in direct contact with the protective film in a first region located between the through hole and the pixels.Type: ApplicationFiled: February 3, 2020Publication date: June 4, 2020Inventor: Heisuke KANAYA
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Publication number: 20200127224Abstract: A display device includes an electroluminescent layer laminated on pixel electrodes and a multifunctional electrode and a common electrode laminated on the electroluminescent layer. The electroluminescent layer includes a lower common layer that continuously overlaps and contacts the pixel electrodes and the multifunctional electrode and light emitting layers separated from each other corresponding to each of the pixel electrodes on the lower common layer. The multifunctional electrode includes portions each passing between a pair of adjacent pixel electrodes of the pixel electrodes, and is set to a potential closer to that of the common electrode than the pixel electrodes in an image display period, and at least a part of the multifunctional electrode functions as at least one electrode group of a transmission electrode group and a reception electrode group in a touch sensing period.Type: ApplicationFiled: October 15, 2019Publication date: April 23, 2020Applicant: Japan Display Inc.Inventor: Heisuke KANAYA
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Patent number: 10586945Abstract: A display device includes a substrate, a plurality of pixels above the substrate, each of the pixels including a light emitting element, a display region including the plurality of pixels, a thin film transistor which each of the plurality of pixels includes, a protective film including a first inorganic insulating material and located between the thin film transistor and the light emitting element, a sealing film including a second inorganic insulating material and covering the light emitting element, and at least one through hole located in the display region and passing through the substrate, the protective film, and the sealing film, wherein the second inorganic insulating material is in direct contact with the protective film in a first region located between the through hole and the pixels.Type: GrantFiled: December 17, 2018Date of Patent: March 10, 2020Assignee: Japan Display Inc.Inventor: Heisuke Kanaya
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Patent number: 10553666Abstract: There is provided a display device including a pixel array portion including a plurality of pixels disposed in a matrix, a bending portion disposed at least outside the pixel array portion and to be bent, a peripheral circuit connected to the pixel array portion via the bending portion, the peripheral circuit for generating a signal to be supplied to the pixels, and a sealing film disposed avoiding the bending portion, the sealing film for preventing invasion of water particles into the pixel array portion and the peripheral circuit.Type: GrantFiled: March 29, 2018Date of Patent: February 4, 2020Assignee: Japan Display Inc.Inventor: Heisuke Kanaya
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Patent number: 10490772Abstract: The purpose of the present invention is to realize a reliable bendable organic EL display device with high reliability. The structure of the invention is as follows. An organic EL display device comprising: pixels, each of the pixels has an emitting layer, which is sandwiched by a lower electrode and an upper electrode, a first inorganic protective film is formed on the emitting layer, the first inorganic protective film is circle or polygon having at least five sides, in a plan view.Type: GrantFiled: October 10, 2017Date of Patent: November 26, 2019Assignee: Japan Display Inc.Inventors: Masumi Nishimura, Heisuke Kanaya
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Publication number: 20190220123Abstract: A display device in an embodiment according to the present invention includes a base member, a display part with a plurality of pixels above the base member, a touch sensor overlapping the display part, an antenna in a periphery part of the display part, and a terminal part including a plurality of terminal electrodes on an outer side of the antenna. The touch sensor includes a first sensor electrode arranged on a first surface side of a first insulating layer and having a plurality of first electrode patterns arranged in a first direction, and a second sensor electrode arranged on the first surface side of the first insulating layer and having a plurality of second electrode patterns arranged in a second direction intersecting the first direction.Type: ApplicationFiled: January 8, 2019Publication date: July 18, 2019Inventor: Heisuke Kanaya
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Publication number: 20190123298Abstract: A display device includes a substrate, a plurality of pixels above the substrate, each of the pixels including a light emitting element, a display region including the plurality of pixels, a thin film transistor which each of the plurality of pixels includes, a protective film including a first inorganic insulating material and located between the thin film transistor and the light emitting element, a sealing film including a second inorganic insulating material and covering the light emitting element, and at least one through hole located in the display region and passing through the substrate, the protective film, and the sealing film, wherein the second inorganic insulating material is in direct contact with the protective film in a first region located between the through hole and the pixels.Type: ApplicationFiled: December 17, 2018Publication date: April 25, 2019Inventor: Heisuke KANAYA
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Patent number: 10193102Abstract: A display device includes a substrate, a plurality of pixels above the substrate, each of the pixels including a light emitting element, a display region including the plurality of pixels, a thin film transistor which each of the plurality of pixels includes, a protective film including a first inorganic insulating material and located between the thin film transistor and the light emitting element, a sealing film including a second inorganic insulating material and covering the light emitting element, and at least one through hole located in the display region and passing through the substrate, the protective film, and the sealing film, wherein the second inorganic insulating material is in direct contact with the protective film in a first region located between the through hole and the pixels.Type: GrantFiled: November 15, 2017Date of Patent: January 29, 2019Assignee: Japan Display Inc.Inventor: Heisuke Kanaya