Patents by Inventor Koichiro Adachi
Koichiro Adachi 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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Patent number: 11953771Abstract: According to one embodiment, a detection device includes a substrate and a plurality of sensor electrodes provided on the substrate, extending along a first direction and arranged to be spaced apart from each other along a second direction intersecting the first direction. The sensor electrodes form a plurality of detection areas extending in the first direction and a plurality of non-detection areas adjacent to the plurality of detection areas along the second direction, and a boundary between each of the detection areas and each respective one of the non-detection areas is not linear.Type: GrantFiled: June 3, 2022Date of Patent: April 9, 2024Assignee: Japan Display Inc.Inventor: Koichiro Adachi
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Publication number: 20240107870Abstract: Provided are: a highly durable polymer having a high hole-injection/transport capacity; and a composition for an organic electroluminescent element, which contains the polymer.Type: ApplicationFiled: November 1, 2023Publication date: March 28, 2024Applicant: Mitsubishi Chemical CorporationInventors: Yanjun LI, Tomokazu UMEMOTO, Hideki GOROHMARU, Koichiro IIDA, Kouji ADACHI
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Patent number: 11943997Abstract: Provided are: a highly durable polymer having a high hole-injection/transport capacity; and a composition for an organic electroluminescent element, which contains the polymer.Type: GrantFiled: September 16, 2020Date of Patent: March 26, 2024Assignee: Mitsubishi Chemical CorporationInventors: Yanjun Li, Tomokazu Umemoto, Hideki Gorohmaru, Koichiro Iida, Kouji Adachi
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Patent number: 11909170Abstract: A semiconductor light emitting device includes a microstrip substrate with a single-ended transmission line on a top surface, wherein the single-ended transmission line extends from a first end portion to a second end portion, the microstrip substrate has a ground plane on a bottom surface, and the ground plane is opposed and bonded to the conductive pattern. The single-ended transmission line includes a first section and a second section, wherein the second section extends from the first section and includes the second end portion. The second section is lower in characteristic impedance than the first section. A load circuit that includes the wire, the optical modulator, and the termination resistor is electrically connected between the second end portion and the conductive pattern. The load circuit is equal to or lower in the characteristic impedance than the second section.Type: GrantFiled: June 24, 2021Date of Patent: February 20, 2024Assignee: Lumentum Japan, Inc.Inventor: Koichiro Adachi
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Publication number: 20240019728Abstract: A detecting device includes a plurality of detection electrodes extending in a first direction along a substrate and disposed apart from each other in a second direction orthogonal to the first direction, and a plurality of dummy electrodes provided between the detection electrodes. The detection electrodes each have a plurality of openings.Type: ApplicationFiled: September 26, 2023Publication date: January 18, 2024Inventor: Koichiro ADACHI
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Patent number: 11860457Abstract: According to an aspect, a substrate for a display apparatus includes: a first substrate; a translucent coloring layer that includes a plurality of color regions and that overlaps with the first substrate; a first translucent resin layer that overlaps with the first substrate at boundaries of the color regions; and a light shielding layer that overlaps with the first translucent resin layer on an opposite side to the first substrate side. A width of the light shielding layer in a direction parallel with the first substrate is equal to or smaller than a width of the first translucent resin layer in the parallel direction on a cross section vertical to the first substrate.Type: GrantFiled: September 9, 2021Date of Patent: January 2, 2024Assignee: Japan Display Inc.Inventors: Koichiro Adachi, Tetsuya Yamamoto, Seiji Uejima
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Publication number: 20230408875Abstract: A liquid crystal display device includes an array substrate including a pixel array arranged in a matrix of a plurality of pixel electrodes on an insulating layer, a counter substrate arranged with a counter electrode facing the array substrate and overlapping the plurality of pixel electrodes, a liquid crystal layer between the array substrate and the counter substrate, a first spacer between the array substrate and the counter substrate, and a protruding portion protruding into the liquid crystal layer. The counter electrode is disposed with openings in regions overlapping each of the plurality of pixel electrodes, the protruding portion is arranged in a region between the electrodes of the plurality of pixel electrodes, and a height of the protruding portion is lower than a height of the first spacer.Type: ApplicationFiled: May 23, 2023Publication date: December 21, 2023Inventor: Koichiro ADACHI
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Publication number: 20230384878Abstract: According to an aspect, a display device with a touch detection function includes: a plurality of pixel electrodes arranged in a matrix; a plurality of scanning signal lines; a drive electrode that faces the pixel electrodes; and a plurality of touch detection electrodes including a detection electrode pattern of a transparent conductive body that faces the drive electrode. The detection electrode pattern includes one or more slits each of which is a region where the transparent conductive body is not present. The slits of the detection electrode pattern of the touch detection electrodes extend in a direction different from an extending direction of the scanning signal lines with a slit pitch having a predetermined interval therebetween in the extending direction of the scanning signal lines. The slit pitch is multiples of a natural number of a predetermined pixel pitch in which the pixel electrodes are arranged.Type: ApplicationFiled: August 14, 2023Publication date: November 30, 2023Inventor: Koichiro ADACHI
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Patent number: 11803284Abstract: A detecting device comprising: a plurality of detection electrodes extending in a first direction along a substrate and disposed apart from each other in a second direction orthogonal to the first direction; and a plurality of dummy electrodes provided between the detection electrodes, wherein the detection electrodes have a plurality of openings, the openings of the detection electrodes are arrayed in a triangular grid, the dummy electrodes are arrayed in a triangular grid, an end of each of the detection electrodes in the second direction has: a plurality of recesses; and a plurality of protrusions.Type: GrantFiled: May 24, 2022Date of Patent: October 31, 2023Assignee: Japan Display Inc.Inventor: Koichiro Adachi
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Patent number: 11803075Abstract: A detecting device includes a plurality of detection electrodes extending in a first direction along a substrate and disposed apart from each other in a second direction orthogonal to the first direction, and a plurality of dummy electrodes provided between the detection electrodes. The detection electrodes each have a plurality of openings.Type: GrantFiled: May 25, 2022Date of Patent: October 31, 2023Assignee: Japan Display Inc.Inventor: Koichiro Adachi
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Patent number: 11789304Abstract: A display device is provided and includes first display area in which first pixel is provided; second display area in which second pixel is provided, second display area provided next to first display area; light shield surrounding first and second display areas, light shield having first slit surrounding first display area and second slit surrounding second display area; first sealant surrounding first and second display areas; and second sealant located between first and second display areas, second sealant having at least one opening which communicates first and second display areas to each other; wherein first slit is provided along first and second sealants and second slit is provided along first and second sealants, and part of first and second slits are parallelly extended along opening between first and second display areas.Type: GrantFiled: December 7, 2022Date of Patent: October 17, 2023Assignee: Japan Display Inc.Inventor: Koichiro Adachi
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Publication number: 20230314880Abstract: A liquid crystal display device includes an array substrate including a pixel array with a plurality of pixel electrodes arranged in a matrix, and a counter substrate including a counter electrode opposed to the array substrate and overlapping the plurality of pixel electrodes. The counter electrode includes openings in regions overlapping each of the pixel electrodes, and the plurality of pixel electrodes includes four pixel electrodes adjacent each other, and edges of the four pixel electrodes have an edge shape that diagonally faces each other and widens a spacing between the four pixel electrodes.Type: ApplicationFiled: March 17, 2023Publication date: October 5, 2023Inventor: Koichiro ADACHI
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Patent number: 11775069Abstract: In a medical system, a medical device includes a first display that displays a figure or a character corresponding to data relevant to medical treatment performed in the medical device, and a first controller that causes the first display to display the figure or the character corresponding to the data and that, when the data satisfies conditions for notification of a warning, causes the medical device to emit a first warning. A remote control device includes a second display that displays the figure or the character corresponding to the data, and a second controller that causes the second display to display the figure or the character corresponding to the data and that, when the data satisfies the conditions for notification of the warning, causes the remote control device to emit a second warning that is different than the first warning.Type: GrantFiled: January 14, 2021Date of Patent: October 3, 2023Inventors: Koichiro Adachi, Seiichiro Yamashita, Kyohei Kato
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Patent number: 11768552Abstract: According to an aspect, a display device with a touch detection function includes: a plurality of pixel electrodes arranged in a matrix; a plurality of scanning signal lines; a drive electrode that faces the pixel electrodes; and a plurality of touch detection electrodes including a detection electrode pattern of a transparent conductive body that faces the drive electrode. The detection electrode pattern includes one or more slits each of which is a region where the transparent conductive body is not present. The slits of the detection electrode pattern of the touch detection electrodes extend in a direction different from an extending direction of the scanning signal lines with a slit pitch having a predetermined interval therebetween in the extending direction of the scanning signal lines. The slit pitch is multiples of a natural number of a predetermined pixel pitch in which the pixel electrodes are arranged.Type: GrantFiled: September 3, 2021Date of Patent: September 26, 2023Assignee: Japan Display Inc.Inventor: Koichiro Adachi
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Patent number: 11747687Abstract: According to one embodiment, a display device includes a first display portion including a first pixel, a second display portion including a second pixel, a first light shield surrounding the first display portion and the second display portion, a second light shield disposed between the first display portion and the second display portion, a liquid crystal layer disposed in the first display portion and the second display portion, a first sealant overlapping the first light shield and sealing the liquid crystal layer in the first display portion and the second display portion, and a second sealant overlapping the second light shield. The second sealant has at least one opening through which the first display portion and the second display portion communicate.Type: GrantFiled: October 31, 2022Date of Patent: September 5, 2023Assignee: Japan Display Inc.Inventors: Koichiro Adachi, Kenji Tanase
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Publication number: 20230273490Abstract: A display device includes a first pixel electrode having a first strip electrode and a second strip electrode, a second pixel electrode having a third strip electrode and a fourth strip electrode disposed in the second main pixel, and a light-shielding layer overlapping the first strip electrode. The light-shielding layer has a first opening exposing the second strip electrode, and a second opening exposing the third strip electrode and the fourth strip electrode. A size of the first opening is less than a size of the second opening. A width of the second strip electrode is less than a width of the first strip electrode.Type: ApplicationFiled: May 5, 2023Publication date: August 31, 2023Applicant: Japan Display Inc.Inventor: Koichiro ADACHI
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Patent number: 11681191Abstract: A display device includes a first pixel electrode having a first strip electrode and a second strip electrode, a second pixel electrode having a third strip electrode and a fourth strip electrode disposed in the second main pixel, and a light-shielding layer overlapping the first strip electrode. The light-shielding layer has a first opening exposing the second strip electrode, and a second opening exposing the third strip electrode and the fourth strip electrode. A size of the first opening is less than a size of the second opening. A width of the second strip electrode is less than a width of the first strip electrode.Type: GrantFiled: August 29, 2022Date of Patent: June 20, 2023Assignee: Japan Display Inc.Inventor: Koichiro Adachi
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Patent number: 11662618Abstract: A counter substrate for a liquid crystal device is provided and includes an insulating substrate having a first surface and a second surface facing to the first surface, a first light shielding layer extending in a first direction and a second light shielding layer extending in a second direction crossing the first direction at the first surface side, wherein the first light shielding layer and the second light shielding layer are layered while contacting each other at a crossing part, the first light shielding layer contacts the first surface, and the second light shielding layer contacts the first surface in the part other than the crossing part.Type: GrantFiled: August 26, 2021Date of Patent: May 30, 2023Assignee: Japan Display Inc.Inventors: Toru Kawamura, Seiji Uejima, Koichiro Adachi, Tetsuya Yamamoto
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Patent number: 11640087Abstract: According to one embodiment, a display device includes a first substrate, a second substrate opposing the first substrate, a liquid crystal layer disposed between the first substrate and the second substrate and a sealant which seals the liquid crystal layer. The first substrate includes a pixel electrode disposed in a display area, a peripheral circuit disposed in a peripheral area surrounding the display area and a shield electrode disposed in a position overlapping the peripheral circuit in plan view. The second substrate includes a common electrode disposed in the display area and opposing the pixel electrode. The shield electrode and the common electrode do not overlap each other in plan view.Type: GrantFiled: June 2, 2022Date of Patent: May 2, 2023Assignee: Japan Display Inc.Inventor: Koichiro Adachi
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Patent number: 11635834Abstract: The display device includes a substrate, a pixel, an image-signal line, a counter substrate over the pixel and the image-signal line, a touch-detecting electrode, and a first terminal portion. The pixel is located over the array substrate and includes a pixel electrode, a common electrode, and a liquid crystal layer. The image-signal line is located over the substrate and is electrically connected to the pixel. The touch-detecting electrode is located over the counter substrate and extends in a direction intersecting with a direction in which the common electrode extends. The first terminal portion is electrically connected to the touch-detecting electrode. The first terminal portion is spaced from a first edge of the counter substrate intersecting with the image-signal line. A plane shape of the first terminal portion in a plane parallel to a surface of the counter substrate has at least one first curved portion facing the first edge.Type: GrantFiled: April 28, 2021Date of Patent: April 25, 2023Assignee: Japan Display Inc.Inventor: Koichiro Adachi