Patents by Inventor Akio Ota
Akio Ota 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: 12048548Abstract: A display control device includes processing circuitry configured to: obtain an intracardiac electrocardiogram of a subject; generate visualization data representing an excitation state of a myocardium based on the intracardiac electrocardiogram; determine a type of excitation dynamics of the myocardium based on the visualization data; and display, on a stereoscopic image of a heart of the subject, a site from which the intracardiac electrocardiogram is obtained with a color in accordance with a ratio of the determined type of the excitation dynamics.Type: GrantFiled: March 10, 2022Date of Patent: July 30, 2024Assignees: NIHON KOHDEN CORPORATION, NATIONAL UNIVERSITY CORPORATION KOBE UNIVERSITY, NATIONAL UNIVERSITY CORPORATION SHIGA UNIVERSITY OF MEDICAL SCIENCEInventors: Kunihiko Kiuchi, Takashi Ashihara, Kaori Uchiyama, Akio Ota, Naoki Koura, Koji Takizawa
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Publication number: 20240180440Abstract: A magnetic marker set includes: a magnetic marker including a first rod and a second rod each formed of a stick-shaped ferromagnetic substance, and a stick-shaped third rod; and a needle with a hole in a longitudinal direction thereof. The magnetic marker includes a first connecting portion at which one longitudinal end of the first rod and one longitudinal end of the second rod are rotatably connected, and a second connecting portion at which other longitudinal end of the second rod and one longitudinal end of the third rod are rotatably connected. The magnetic marker is inserted into the hole and has been magnetized such that an orientation of a magnetic field reverses at the first connecting portion. The magnetic marker set includes a draw-in mechanism that brings other longitudinal end of the first rod and other longitudinal end of the third rod into contact with each other.Type: ApplicationFiled: July 30, 2021Publication date: June 6, 2024Applicant: MATRIX CELL RESEARCH INSTITUTE INC.Inventors: Moriaki KUSAKABE, Naoki MATSUMOTO, Akio OTA, Masaki SEKINO
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Patent number: 11860492Abstract: A liquid crystal display device is provided and includes first and second substrates; first wiring provided on first substrate along first direction; second wiring provided along second direction intersecting with first direction; thin-film transistor provided at intersection between first and second wirings; drain electrode electrically connected to thin-film transistor; organic insulating film formed on thin-film transistor and covering part of drain electrode; first opening that penetrates organic insulating film and exposing drain electrode; island-shaped electrode disposed on first opening and organic insulating film, and electrically connected to drain electrode; inorganic insulating film disposed on organic insulating film, the drain electrode, and the island-shaped electrode inside the first opening; a second opening that penetrates the inorganic insulating film and exposing the drain electrode; and a pixel electrode formed on the inorganic insulating film and electrically connected to the island-shapType: GrantFiled: August 26, 2022Date of Patent: January 2, 2024Assignee: Japan Display Inc.Inventors: Shumpei Takeuchi, Akio Ota
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Publication number: 20230408876Abstract: A transverse electric field type liquid crystal display panel includes a pair of substrates opposed with a liquid crystal layer interposed therebetween. A plurality of sub-pixels having at least one curved portion in a display area are provided in a matrix on one side of the pair of substrates, and a pair of electrodes having at least one curved portion are formed in the plurality of sub-pixels. A light shield layer shielding a non-display area positioned on an outer peripheral side of the display area and between the plurality of sub-pixels is formed on the other side of the pair of substrates. The light shield layer of the non-display area is formed in a shape in which the outermost peripheral side of the display area is rectangular.Type: ApplicationFiled: August 30, 2023Publication date: December 21, 2023Inventor: Akio OTA
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Patent number: 11774809Abstract: A transverse electric field type liquid crystal display panel includes a pair of substrates opposed with a liquid crystal layer interposed therebetween. A plurality of sub-pixels having at least one curved portion in a display area are provided in a matrix on one side of the pair of substrates, and a pair of electrodes having at least one curved portion are formed in the plurality of sub-pixels. A light shield layer shielding a non-display area positioned on an outer peripheral side of the display area and between the plurality of sub-pixels is formed on the other side of the pair of substrates. The light shield layer of the non-display area is formed in a shape in which the outermost peripheral side of the display area is rectangular.Type: GrantFiled: May 18, 2021Date of Patent: October 3, 2023Assignee: Japan Display Inc.Inventor: Akio Ota
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Publication number: 20220404674Abstract: A liquid crystal display device is provided and includes first and second substrates; first wiring provided on first substrate along first direction; second wiring provided along second direction intersecting with first direction; thin-film transistor provided at intersection between first and second wirings; drain electrode electrically connected to thin-film transistor; organic insulating film formed on thin-film transistor and covering part of drain electrode; first opening that penetrates organic insulating film and exposing drain electrode; island-shaped electrode disposed on first opening and organic insulating film, and electrically connected to drain electrode; inorganic insulating film disposed on organic insulating film, the drain electrode, and the island-shaped electrode inside the first opening; a second opening that penetrates the inorganic insulating film and exposing the drain electrode; and a pixel electrode formed on the inorganic insulating film and electrically connected to the island-shapType: ApplicationFiled: August 26, 2022Publication date: December 22, 2022Inventors: Shumpei TAKEUCHI, Akio OTA
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Patent number: 11464441Abstract: A myocardial excitation complementation/visualization apparatus includes an acquiring section that acquires intracardiac electrocardiograms of a subject, the intracardiac electrocardiograms being recorded by a recording unit having a plurality of electrodes, a processing section that performs a computation for completing and visualizing a state of excitation in a myocardium of the subject based on the intracardiac electrocardiograms, and a displaying section that displays the state of excitation in the myocardium of the subject based on an output of the processing section. The processing section includes a first generating section, a correcting section, a second generating section, and a third generating section. The displaying section displays a change of the state of excitation in the myocardium of the subject based on the visualized data.Type: GrantFiled: March 25, 2020Date of Patent: October 11, 2022Assignees: SHIGA UNIVERSITY OF MEDICAL SCIENCE, NIHON KOHDEN CORPORATION, NATIONAL CEREBRAL AND CARDIOVASCULAR CENTERInventors: Takashi Ashihara, Koji Takizawa, Tatsuo Nishihara, Nobuhiro Suzuki, Yuuho Iwanaga, Akio Ota, Takeshi Tsuchiya, Kazuo Nakazawa, Shin Inada
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Publication number: 20220296153Abstract: A display control device includes processing circuitry configured to: obtain an intracardiac electrocardiogram of a subject; generate visualization data representing an excitation state of a myocardium based on the intracardiac electrocardiogram; determine a type of excitation dynamics of the myocardium based on the visualization data; and display, on a stereoscopic image of a heart of the subject, a site from which the intracardiac electrocardiogram is obtained with a color in accordance with a ratio of the determined type of the excitation dynamics.Type: ApplicationFiled: March 10, 2022Publication date: September 22, 2022Applicants: NIHON KOHDEN CORPORATION, NATIONAL UNIVERSITY CORPORATION KOBE UNIVERSITY, NATIONAL UNIVERSITY CORPORATION SHIGA UNIVERSITY OF MEDICAL SCIENCEInventors: Kunihiko KIUCHI, Takashi ASHIHARA, Kaori UCHIYAMA, Akio OTA, Naoki KOURA, Koji TAKIZAWA
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Patent number: 11429003Abstract: A liquid crystal display device is provided and includes first and second substrates; first wiring provided on first substrate along first direction; second wiring provided along second direction intersecting with first direction; thin-film transistor provided at intersection between first and second wirings; drain electrode electrically connected to thin-film transistor; organic insulating film formed on thin-film transistor and covering part of drain electrode; first opening that penetrates organic insulating film and exposing drain electrode; island-shaped electrode disposed on first opening and organic insulating film, and electrically connected to drain electrode; inorganic insulating film disposed on organic insulating film, the drain electrode, and the island-shaped electrode inside the first opening; a second opening that penetrates the inorganic insulating film and exposing the drain electrode; and a pixel electrode formed on the inorganic insulating film and electrically connected to the island-shapType: GrantFiled: August 24, 2020Date of Patent: August 30, 2022Assignee: Japan Display Inc.Inventors: Shumpei Takeuchi, Akio Ota
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Publication number: 20210271139Abstract: A transverse electric field type liquid crystal display panel includes a pair of substrates opposed with a liquid crystal layer interposed therebetween. A plurality of sub-pixels having at least one curved portion in a display area are provided in a matrix on one side of the pair of substrates, and a pair of electrodes having at least one curved portion are formed in the plurality of sub-pixels. A light shield layer shielding a non-display area positioned on an outer peripheral side of the display area and between the plurality of sub-pixels is formed on the other side of the pair of substrates. The light shield layer of the non-display area is formed in a shape in which the outermost peripheral side of the display area is rectangular.Type: ApplicationFiled: May 18, 2021Publication date: September 2, 2021Inventor: Akio Ota
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Patent number: 11036096Abstract: A transverse electric field type liquid crystal display panel includes a pair of substrates opposed with a liquid crystal layer interposed therebetween. A plurality of sub-pixels having at least one curved portion in a display area are provided in a matrix on one side of the pair of substrates, and a pair of electrodes having at least one curved portion are formed in the plurality of sub-pixels. A light shield layer shielding a non-display area positioned on an outer peripheral side of the display area and between the plurality of sub-pixels is formed on the other side of the pair of substrates. The light shield layer of the non-display area is formed in a shape in which the outermost peripheral side of the display area is rectangular.Type: GrantFiled: December 19, 2018Date of Patent: June 15, 2021Assignee: Japan Display Inc.Inventor: Akio Ota
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Patent number: 10898098Abstract: A myocardial excitation determining apparatus which can support the determination of excitation dynamics of the myocardium during atrial fibrillation is provided. A myocardial excitation determining apparatus has: an acquiring section 2 which acquires an intracardiac electrocardiogram of a subject; a processing section 3 which computes to produce visualized data indicating a state of excitation in the myocardium, based on the intracardiac electrocardiogram; and a determining section 4 which determines the type of excitation dynamics of the myocardium based on the visualized data.Type: GrantFiled: March 14, 2017Date of Patent: January 26, 2021Assignees: SHIGA UNIVERSITY OF MEDICAL SCIENCE, NIHON KOHDEN CORPORATION, Takeshi TSUCHIYA, NATIONAL CEREBRAL AND CARDIOVASCULAR CENTERInventors: Takashi Ashihara, Koji Takizawa, Tatsuo Nishihara, Nobuhiro Suzuki, Yuuho Iwanaga, Akio Ota, Takeshi Tsuchiya, Kazuo Nakazawa, Shin Inada
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Publication number: 20200387037Abstract: A liquid crystal display device is provided and includes first and second substrates; first wiring provided on first substrate along first direction; second wiring provided along second direction intersecting with first direction; thin-film transistor provided at intersection between first and second wirings; drain electrode electrically connected to thin-film transistor; organic insulating film formed on thin-film transistor and covering part of drain electrode; first opening that penetrates organic insulating film and exposing drain electrode; island-shaped electrode disposed on first opening and organic insulating film, and electrically connected to drain electrode; inorganic insulating film disposed on organic insulating film, the drain electrode, and the island-shaped electrode inside the first opening; a second opening that penetrates the inorganic insulating film and exposing the drain electrode; and a pixel electrode formed on the inorganic insulating film and electrically connected to the island-shapType: ApplicationFiled: August 24, 2020Publication date: December 10, 2020Inventors: Shumpei Takeuchi, Akio Ota
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Patent number: 10754214Abstract: According to one embodiment, a liquid crystal display device including: a first substrate; a second substrate that is disposed so as to be opposed to the first substrate; a first wiring provided on the first substrate along a first direction; a second wiring provided along a second direction intersecting with the first direction; a thin-film transistor provided at an intersection between the first wiring and the second wiring; an organic insulating film formed on the thin-film transistor; a first opening that penetrates the organic insulating film; an island-shaped electrode that covers at least a part of an edge portion of a side surface portion and a bottom portion of the first opening; an inorganic insulating film that covers a common electrode and the island-shaped electrode; a second opening that penetrates the inorganic insulating film; and a pixel electrode formed on the inorganic insulating film and electrically connected to the island-shaped electrode through the second opening, wherein a bottom portType: GrantFiled: April 24, 2019Date of Patent: August 25, 2020Assignee: Japan Display Inc.Inventors: Shumpei Takeuchi, Akio Ota
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Publication number: 20200221964Abstract: A myocardial excitation complementation/visualization apparatus includes an acquiring section that acquires intracardiac electrocardiograms of a subject, the intracardiac electrocardiograms being recorded by a recording unit having a plurality of electrodes, a processing section that performs a computation for completing and visualizing a state of excitation in a myocardium of the subject based on the intracardiac electrocardiograms, and a displaying section that displays the state of excitation in the myocardium of the subject based on an output of the processing section. The processing section includes a first generating section, a correcting section, a second generating section, and a third generating section. The displaying section displays a change of the state of excitation in the myocardium of the subject based on the visualized data.Type: ApplicationFiled: March 25, 2020Publication date: July 16, 2020Applicants: SHIGA UNIVERSITY OF MEDICAL SCIENCE, NIHON KOHDEN CORPORATION, Takeshi TSUCHIYA, NATIONAL CERERAL AND CARDIOVASCULAR CENTERInventors: Takashi ASHIHARA, Koji Takizawa, Tatsuo Nishihara, Nobuhiro Suzuki, Yuuho Iwanaga, Akio Ota, Takeshi Tsuchiya, Kazuo Nakazawa, Shin Inada
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Patent number: 10624555Abstract: A myocardial excitation complementation/visualization apparatus includes an acquiring section that acquires intracardiac electrocardiograms of a subject, the intracardiac electrocardiograms being recorded by a recording unit having a plurality of electrodes, a processing section that performs a computation for completing and visualizing a state of excitation in a myocardium of the subject based on the intracardiac electrocardiograms, and a displaying section that displays the state of excitation in the myocardium of the subject based on an output of the processing section. The processing section includes a first generating section, a correcting section, a second generating section, and a third generating section. The displaying section displays a change of the state of excitation in the myocardium of the subject based on the visualized data.Type: GrantFiled: March 15, 2016Date of Patent: April 21, 2020Assignees: SHIGA UNIVERSITY OF MEDICAL SCIENCE, NIHON KOHDEN CORPORATION, NATIONAL CEREBRAL AND CARDIOVASCULAR CENTERInventors: Takashi Ashihara, Koji Takizawa, Tatsuo Nishihara, Nobuhiro Suzuki, Yuuho Iwanaga, Akio Ota, Takeshi Tsuchiya, Kazuo Nakazawa, Shin Inada
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Publication number: 20190250475Abstract: According to one embodiment, a liquid crystal display device including: a first substrate; a second substrate that is disposed so as to be opposed to the first substrate; a first wiring provided on the first substrate along a first direction; a second wiring provided along a second direction intersecting with the first direction; a thin-film transistor provided at an intersection between the first wiring and the second wiring; an organic insulating film formed on the thin-film transistor; a first opening that penetrates the organic insulating film; an island-shaped electrode that covers at least a part of an edge portion of a side surface portion and a bottom portion of the first opening; an inorganic insulating film that covers a common electrode and the island-shaped electrode; a second opening that penetrates the inorganic insulating film; and a pixel electrode formed on the inorganic insulating film and electrically connected to the island-shaped electrode through the second opening, wherein a bottom portType: ApplicationFiled: April 24, 2019Publication date: August 15, 2019Inventors: Shumpei Takeuchi, Akio Ota
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Patent number: 10303023Abstract: In a liquid crystal display device, an upper electrode and a drain electrode are reliably connected to each other electrically, with preventing or suppressing an occurrence of an aperture ratio loss, or sufficiently reducing a parasitic capacitance between the scanning line and the lower electrode. An interlayer resin film is formed on a drain electrode, with a hole being formed on the interlayer resin film, and on the drain electrode exposed to a bottom portion of the hole, an island-shaped electrode is formed separately from a lower electrode. Moreover, on the island-shaped electrode, an inter-electrode insulating film is formed, a contact hole is formed in the inter-electrode insulating film, and an upper electrode is formed on the island-shaped electrode exposed to a bottom portion of the contact hole.Type: GrantFiled: August 21, 2018Date of Patent: May 28, 2019Assignee: Japan Display Inc.Inventors: Shumpei Takeuchi, Akio Ota
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Publication number: 20190137832Abstract: A transverse electric field type liquid crystal display panel includes a pair of substrates opposed with a liquid crystal layer interposed therebetween. A plurality of sub-pixels having at least one curved portion in a display area are provided in a matrix on one side of the pair of substrates, and a pair of electrodes having at least one curved portion are formed in the plurality of sub-pixels. A light shield layer shielding a non-display area positioned on an outer peripheral side of the display area and between the plurality of sub-pixels is formed on the other side of the pair of substrates. The light shield layer of the non-display area is formed in a shape in which the outermost peripheral side of the display area is rectangular.Type: ApplicationFiled: December 19, 2018Publication date: May 9, 2019Inventor: Akio OTA
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Publication number: 20190076041Abstract: A myocardial excitation determining apparatus which can support the determination of excitation dynamics of the myocardium during atrial fibrillation is provided. A myocardial excitation determining apparatus has: an acquiring section 2 which acquires an intracardiac electrocardiogram of a subject; a processing section 3 which computes to produce visualized data indicating a state of excitation in the myocardium, based on the intracardiac electrocardiogram; and a determining section 4 which determines the type of excitation dynamics of the myocardium based on the visualized data.Type: ApplicationFiled: March 14, 2017Publication date: March 14, 2019Applicants: SHIGA UNIVERSITY OF MEDICAL SCIENCE, NIHON KOHDEN CORPORATION, NATIONAL CEREBRAL AND CARDIOVASCULAR CENTERInventors: Takashi ASHIHARA, Koji TAKIZAWA, Tatsuo NISHIHARA, Nobuhiro SUZUKI, Yuuho IWANAGA, Akio OTA, Takeshi TSUCHIYA, Kazuo NAKAZAWA, Shin INADA