Patents by Inventor Takashi Satoh
Takashi Satoh 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: 12159602Abstract: A liquid crystal display device includes: an active matrix substrate including a first electrode and a second electrode configured to generate a transverse electrical field; a counter substrate including a plurality of third electrodes disposed at predetermined intervals and having a stripe pattern; a liquid crystal layer located between the active matrix substrate and the counter substrate; and a control circuit. The liquid crystal display device can display an image in a first viewing angle mode and a second viewing angle mode having a viewing angle narrower than the first viewing angle mode by the control circuit switching an amplitude and a waveform of a voltage applied to the third electrodes. The control circuit applies a common voltage having a different value to the first electrode or the second electrode in each of the first viewing angle mode and the second viewing angle mode.Type: GrantFiled: March 24, 2023Date of Patent: December 3, 2024Assignee: Sharp Display Technology CorporationInventors: Hiroshi Tsuchiya, Koji Murata, Takashi Satoh
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Publication number: 20240385478Abstract: Provided is a liquid crystal display device including: a first substrate; a second substrate opposite to the first substrate; and a liquid crystal layer between the first substrate and the second substrate, and includes pixels arranged in a matrix pattern. The pixels each include a reflective region in which display is provided in a reflective mode and a transmissive region in which display is provided in a transmissive mode. At least one of the pixels further includes a light blocking region inside the transmissive region. The second substrate includes a second substrate side insulating layer and a color filter layer sequentially toward the liquid crystal layer. The second substrate side insulating layer is placed in the reflective region and the light blocking region. A film thickness of the color filter layer in the transmissive region is greater than a film thickness of the color filter layer in the reflective region.Type: ApplicationFiled: April 16, 2024Publication date: November 21, 2024Inventors: Takako KOIDE, Takashi SATOH
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Patent number: 12147125Abstract: There is provided a liquid crystal panel provided with a display region and a frame region and including a first substrate and a second substrate disposed facing the first substrate. In the display region, a liquid crystal layer is disposed between the first substrate and the second substrate. In the frame region, a sealing portion is disposed between the first substrate and the second substrate. The first substrate includes a first support substrate and a first substrate-side insulating layer contacting the first support substrate in order toward the liquid crystal layer side. The second substrate includes a protrusion protruding to the liquid crystal layer side. The first substrate-side insulating layer includes a first thickness portion having a flat surface on the liquid crystal layer side, and a second thickness portion protruding to the liquid crystal layer side relative to the first thickness portion and disposed to face the protrusion.Type: GrantFiled: April 2, 2024Date of Patent: November 19, 2024Assignee: Sharp Display Technology CorporationInventors: Hiromi Matsumoto, Takahiro Sasaki, Takashi Satoh, Akira Sakai
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Publication number: 20240377726Abstract: The present disclosure provides a pellicle that includes: a pellicle frame; a pellicle film supported at one end surface of the pellicle frame; and an adhesive layer provided at another end surface of the pellicle frame, and satisfies the following Equation (1): [A60° C.]?4.0 gf/mm2 (1). In Equation (1), [A60° C.] represents a first peel strength when the pellicle is used in a test laminated body. The test laminated body is obtained by placing the pellicle on a quartz glass substrate such that the adhesive layer is in contact with a surface of the quartz glass substrate, and maintaining a load on the pellicle under prescribed conditions. The first peel strength represents a load per unit adhesion area, which load is required for peeling the pellicle included in the test laminated body from the quartz glass substrate using a standard universal tester under prescribed conditions.Type: ApplicationFiled: September 12, 2022Publication date: November 14, 2024Applicant: MITSUI CHEMICALS, INC.Inventors: Takashi UNEZAKI, Kaichiro HARUTA, Yasushi SATOH, Ken ITO, Yosuke ONO, Masashi FUJIMURA, Hisako ISHIKAWA
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Publication number: 20240377725Abstract: A pellicle includes: a pellicle frame; a pellicle film supported at one end surface of the pellicle frame; and an adhesive layer provided at another end surface of the pellicle frame. The adhesive layer has a swelling degree, which is represented by the following Equation (A), of 200% or lower. Equation (A): [post-immersion mass of 10-mg test piece collected from the adhesive layer/10 mg]×100. In Equation (A), the post-immersion mass represents a mass of the test piece after a 6-hour immersion of the test piece in 10 ml of a decane solution having a capillary column GC concentration of 99.0% or higher.Type: ApplicationFiled: September 12, 2022Publication date: November 14, 2024Applicant: MITSUI CHEMICALS, INC.Inventors: Ken ITO, Yasushi SATOH, Takashi UNEZAKI, Yosuke ONO
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Patent number: 12135478Abstract: Provided is a liquid crystal panel sequentially including: a first polarizing plate with a first absorption axis; a first substrate including a first electrode; a liquid crystal layer containing liquid crystal molecules; and a second substrate including a second electrode. The liquid crystal panel satisfies the following Formula (1) as well as the following Formula (2-1) or Formula (2-2): 5°?|?1??2|?20°??(Formula 1) 5°?|?P1??2|?20°??(Formula 2-1) 65°?|?P1??2|?80°??(Formula 2-2) wherein ?1 represents an azimuthal angle of a director of liquid crystal molecules near the first substrate, ?2 represents an azimuthal angle of a director of liquid crystal molecules near the second substrate, and ?P1 represents an azimuthal angle of the first absorption axis of the first polarizing plate, each with no voltage applied.Type: GrantFiled: January 30, 2023Date of Patent: November 5, 2024Assignee: Sharp Display Technology CorporationInventors: Koji Murata, Hiroshi Tsuchiya, Takashi Satoh, Shinji Shimada
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Publication number: 20240363263Abstract: A harness component that includes an electric wire group including a plurality of electric wires and a pair of sheet-shaped insulating exterior members sandwiching and housing a protection target region of the electric wire group therein is provided. The harness component includes joint portions in contact with each other between the pair of exterior members, and a weld having two free ends where the joint portions are welded to each other along an axial direction of the protection target region between the joint portions in contact with each other.Type: ApplicationFiled: April 6, 2024Publication date: October 31, 2024Inventors: Takashi Ookawa, Yuuki Koike, Harutake Satoh
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Publication number: 20240363410Abstract: A method for forming a semiconductor device can include providing a substrate including a via in a dielectric layer, forming a ruthenium metal plug in the via, and at least part of the ruthenium metal plug can be formed directly on the dielectric layer in the via, forming a metal cap layer directly on the ruthenium metal plug, and forming a metallization layer, such as a copper-containing trench, over the ruthenium metal plug, such that the metal cap layer is between the metallization layer and the ruthenium metal plug, which can prevent intermixing of the ruthenium of the ruthenium metal plug with the metal or metals in the metallization layer.Type: ApplicationFiled: March 28, 2024Publication date: October 31, 2024Inventors: Ryota Yonezawa, Kai-Hung Yu, Yuji Otsuki, Kenichi Imakita, Atsushi Gomi, Kohichi Satoh, Tadahiro Ishizaka, Takashi Sakuma, Hidenao Suzuki
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Publication number: 20240345438Abstract: There is provided a liquid crystal panel provided with a display region and a frame region and including a first substrate and a second substrate disposed facing the first substrate. In the display region, a liquid crystal layer is disposed between the first substrate and the second substrate. In the frame region, a sealing portion is disposed between the first substrate and the second substrate. The first substrate includes a first support substrate and a first substrate-side insulating layer contacting the first support substrate in order toward the liquid crystal layer side. The second substrate includes a protrusion protruding to the liquid crystal layer side. The first substrate-side insulating layer includes a first thickness portion having a flat surface on the liquid crystal layer side, and a second thickness portion protruding to the liquid crystal layer side relative to the first thickness portion and disposed to face the protrusion.Type: ApplicationFiled: April 2, 2024Publication date: October 17, 2024Inventors: Hiromi MATSUMOTO, Takahiro SASAKI, Takashi SATOH, Akira SAKAI
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Patent number: 12117697Abstract: A liquid crystal display device includes a first substrate, a second substrate, and a liquid crystal layer. Each pixel includes a reflective region and a transmissive region. The first substrate includes a reflective layer, an interlayer insulating layer provided to cover the reflective layer, and a pixel electrode provided on the interlayer insulating layer in each pixel. The interlayer insulating layer has a recess portion which is defined by a bottom surface and an inclined side surface and at least a part of which is located in the transmissive region. A depth of the recess portion of the interlayer insulating layer is 0.5 ?m or more, and an inclination angle of the inclined side surface of the recess portion is 25° or less.Type: GrantFiled: October 26, 2023Date of Patent: October 15, 2024Assignee: Sharp Display Technology CorporationInventors: Mariko Honda, Nobuhiro Waka, Hiroyuki Hakoi, Takahiro Sasaki, Takashi Satoh, Akira Sakai, Seiji Maeda
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Patent number: 12117679Abstract: Provided is a liquid crystal display device that can switch between the privacy mode and the public mode and achieve a high contrast ratio even during display in the privacy mode. The liquid crystal display panel includes: a liquid crystal panel; and a control circuit. The active matrix substrate sequentially includes a first substrate, a first electrode, a first insulating layer, and second electrodes each including a first linear electrode. The color filter substrate includes a second substrate, a black matrix, a color filter layer, a third electrode, and a fourth electrode which is disposed between the black matrix and the third electrode and to which constant voltage is applied. The third electrode includes second linear electrodes and overlaps a portion of the black matrix in a plan view. The control circuit switches between application of driving voltage and application of constant voltage to the third electrode.Type: GrantFiled: January 13, 2023Date of Patent: October 15, 2024Assignee: Sharp Display Technology CorporationInventors: Koji Murata, Hiroshi Tsuchiya, Shinpei Higashida, Takahiro Sasaki, Takashi Satoh, Shinji Shimada
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Publication number: 20240339303Abstract: A substrate support comprises an electrostatic chuck configured to support a substrate and an edge ring and a base configured to support the electrostatic chuck. The electrostatic chuck includes a first region having a first upper surface and configured to support a substrate placed on the first upper surface, a second region having a second upper surface and configured to support an edge ring placed on the second upper surface, a first electrode disposed in the first region and to which a DC voltage is applied, a second electrode disposed below the first electrode and to which a first bias power is supplied, a third electrode disposed below the second electrode and to which the first bias power is supplied and a first gas supply line disposed between the second electrode and the third electrode.Type: ApplicationFiled: June 21, 2024Publication date: October 10, 2024Applicant: Tokyo Electron LimitedInventors: Shin YAMAGUCHI, Daiki SATOH, Takashi KANAZAWA, Makoto KATO
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Publication number: 20240336882Abstract: A chip for cell culture, including a laminate having a flow path structure inside, in which respective members constituting respective layers of the laminate are adhered by adhesive layers, and the adhesive layer includes a first adhesive layer formed of an adhesive that contains a polyester-based resin having a glass transition temperature of 37° C. or higher and 120° C. or lower.Type: ApplicationFiled: August 25, 2022Publication date: October 10, 2024Inventors: Takashi KAMIZONO, Takashi FUJIMOTO, Takafumi AKABANE, Taku SATOH, Hiroyuki MORIGUCHI
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Publication number: 20240327771Abstract: A chip for cell culture, including a laminate having a flow path structure inside, in which the laminate includes a bottom plate substrate, a flow path substrate in which a flow path is formed by laser processing, and a top plate substrate in this order, and the flow path substrate includes a resin having a glass transition temperature of 37° C. or higher, an elastic modulus at 25° C. of 1×109 Pa or more, and an elastic modulus at 150° C. of 1×107 Pa or less.Type: ApplicationFiled: August 25, 2022Publication date: October 3, 2024Inventors: Takahiro YOSHIOKA, Takashi FUJIMOTO, Takashi KAMIZONO, Takafumi AKABANE, Taku SATOH, Hiroyuki MORIGUCHI
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Patent number: 12078878Abstract: A viewing angle control liquid crystal panel includes: a first polarizer having a first absorption axis; a first liquid crystal panel including a first substrate, a first liquid crystal layer, and a second substrate; a second liquid crystal panel including a third substrate, a second liquid crystal layer, and a fourth substrate; and a third liquid crystal panel including a fifth substrate, a third liquid crystal layer, and a sixth substrate. The following equations are satisfied, where ?P1 is an azimuth angle of the first absorption axis and ?1, ?2, ?3, ?4, ?5, and ?6 are azimuth angles of directors of liquid crystal molecules on first, second, third, fourth, fifth, and sixth substrate sides: 0°?|?1??2|?5° 0°?|?P1??1|?5° 0°?|?3??4|?5° 0°?|?5??6|?5°.Type: GrantFiled: January 18, 2024Date of Patent: September 3, 2024Assignee: Sharp Display Technology CorporationInventors: Koji Murata, Akira Hirai, Takashi Satoh, Akira Sakai, Kiyoshi Minoura
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Publication number: 20240272463Abstract: A viewing angle control liquid crystal panel includes: a first polarizer having a first absorption axis; a first liquid crystal panel including a first substrate, a first liquid crystal layer, and a second substrate; a second liquid crystal panel including a third substrate, a second liquid crystal layer, and a fourth substrate; and a third liquid crystal panel including a fifth substrate, a third liquid crystal layer, and a sixth substrate. The following equations are satisfied, where ?P1 is an azimuth angle of the first absorption axis and ?1, ?2, ?3, ?4, ?5, and ?6 are azimuth angles of directors of liquid crystal molecules on first, second, third, fourth, fifth, and sixth substrate sides: 0°?|?1??2|?5° 0°?|?P1??1|?5° 0°?|?3??4|?5° 0°?|?5??6|?5°.Type: ApplicationFiled: January 18, 2024Publication date: August 15, 2024Inventors: Koji Murata, Akira Hirai, Takashi Satoh, Akira Sakai, Kiyoshi Minoura
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Publication number: 20240210721Abstract: Provided are an active retarder for 3D image display with an improved balance of display quality between the left and right eyes and with sufficiently reduced crosstalk, and a display device using the same. The active retarder for 3D image display, the active retarder including: an optical laminate that includes: a pair of substrates; a pair of electrodes disposed between the pair of substrates; a liquid crystal layer formed from a liquid crystal material containing liquid crystal molecules; columnar spacers; and light-blocking components each shielding the corresponding columnar spacer from light limitedly.Type: ApplicationFiled: November 28, 2023Publication date: June 27, 2024Inventors: Takahiro SASAKI, Hiromi MATSUMOTO, Takashi SATOH, Akira SAKAI
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Publication number: 20240176192Abstract: A liquid crystal display device includes a first substrate, a second substrate, and a liquid crystal layer. Each pixel includes a reflective region and a transmissive region. The first substrate includes a reflective layer, an interlayer insulating layer provided to cover the reflective layer, and a pixel electrode provided on the interlayer insulating layer in each pixel. The interlayer insulating layer has a recess portion which is defined by a bottom surface and an inclined side surface and at least a part of which is located in the transmissive region. A depth of the recess portion of the interlayer insulating layer is 0.5 ?m or more, and an inclination angle of the inclined side surface of the recess portion is 25° or less.Type: ApplicationFiled: October 26, 2023Publication date: May 30, 2024Inventors: Mariko HONDA, Nobuhiro WAKA, Hiroyuki HAKOI, Takahiro SASAKI, Takashi SATOH, Akira SAKAI, Seiji MAEDA
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Patent number: 11988910Abstract: A viewing angle-controlling liquid crystal panel sequentially includes a first polarizing plate; a first liquid crystal panel; a second polarizing plate; a second liquid crystal panel; and a third polarizing plate, wherein an azimuthal angle ?P1 of the absorption axis of the first polarizing plate, an azimuthal angle ?1 of a director of liquid crystal molecules near the first substrate and an azimuthal angle ?2 of a director of liquid crystal molecules near the second substrate in the first liquid crystal panel, an azimuthal angle ?P2 of the absorption axis of the second polarizing plate, an azimuthal angle ?3 of a director of liquid crystal molecules near the third substrate and an azimuthal angle ?4 of a director of liquid crystal molecules near the fourth substrate in the second liquid crystal panel, and an azimuthal angle ?P3 of the absorption axis of the third polarizing plate satisfy specific formulas.Type: GrantFiled: October 12, 2023Date of Patent: May 21, 2024Assignee: Sharp Display Technology CorporationInventors: Koji Murata, Junichi Masuda, Shugo Yagi, Akira Hirai, Hiroshi Tsuchiya, Takashi Satoh, Akira Sakai, Kiyoshi Minoura
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Publication number: 20240160052Abstract: A viewing angle-controlling liquid crystal panel sequentially includes a first polarizing plate; a first liquid crystal panel; a second polarizing plate; a second liquid crystal panel; and a third polarizing plate, wherein an azimuthal angle ?P1 of the absorption axis of the first polarizing plate, an azimuthal angle ?1 of a director of liquid crystal molecules near the first substrate and an azimuthal angle ?2 of a director of liquid crystal molecules near the second substrate in the first liquid crystal panel, an azimuthal angle ?P2 of the absorption axis of the second polarizing plate, an azimuthal angle ?3 of a director of liquid crystal molecules near the third substrate and an azimuthal angle ?4 of a director of liquid crystal molecules near the fourth substrate in the second liquid crystal panel, and an azimuthal angle ?P3 of the absorption axis of the third polarizing plate satisfy specific formulas.Type: ApplicationFiled: October 12, 2023Publication date: May 16, 2024Applicant: Sharp Display Technology CorporationInventors: Koji MURATA, Junichi MASUDA, Shugo YAGI, Akira HIRAI, Hiroshi TSUCHIYA, Takashi SATOH, Akira SAKAI, Kiyoshi MINOURA