Patents by Inventor Koji Murata
Koji Murata 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: 20230024383Abstract: Provided is a liquid crystal display device capable of switching between a transparent state and a scattering state, reducing or preventing a decrease in transmittance in the transparent state, and reducing or preventing a decrease in luminance in the panel central portion in the scattering state. The liquid crystal display device includes, sequentially from its viewing surface side toward its back surface side: a first liquid crystal panel; a light source; and a second liquid crystal panel, the first liquid crystal panel including a polymer dispersed liquid crystal containing a polymer network and liquid crystal components, the light source being configured to irradiate a back surface side main surface of the first liquid crystal panel with light from an oblique direction.Type: ApplicationFiled: June 29, 2022Publication date: January 26, 2023Inventors: Koji MURATA, Yasuhiro HASEBA, Kazutaka HANAOKA, Kimiaki NAKAMURA, Mariko HONDA, Atsuko KANASHIMA, Tadashi HASEGAWA, Shinji SHIMADA
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Patent number: 11560286Abstract: A sheet folding device includes a folding rollers pair, a folding blade and a sheet guide. The folding rollers pair causes a sheet to pass through a first nip area to fold the sheet. The folding blade includes a blade portion and a pair of arm portions. The blade portion is selectively disposed in a folding position where the blade portion pushes a folded portion of the sheet into the first nip area and in a retracting position where the blade portion is retracted from the folding position. The pair of arm portions couples both end portions of the blade portion with the pivot shaft. The sheet guide can be passed between the pair of arm portions. Between the blade portion and the sheet guide, a retreating path in which a part of the sheet is retreated when the folded portion is pushed into the first nip area.Type: GrantFiled: September 16, 2021Date of Patent: January 24, 2023Assignee: KYOCERA Document Solutions Inc.Inventors: Koji Murata, Tadahisa Kishimoto
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Patent number: 11550177Abstract: Provided is a liquid crystal display device including: a liquid crystal panel; and a control circuit. The liquid crystal panel sequentially includes an active matrix substrate, a first alignment film, a liquid crystal layer containing liquid crystal molecules having a negative anisotropy of dielectric constant, a second alignment film aligning the liquid crystal molecules at an angle of 10° or greater and 30° or smaller, and a counter substrate. The active matrix substrate includes a first substrate, and a first electrode and a second electrode that are stacked via a first insulating layer or that face each other on the first substrate. The counter substrate sequentially includes a second substrate, a third electrode, a second insulating layer, and a fourth electrode. The control circuit is configured to switch between application of alternating voltage and application of constant voltage to the third and/or fourth electrode according to a display mode.Type: GrantFiled: November 10, 2021Date of Patent: January 10, 2023Assignee: SHARP KABUSHIKI KAISHAInventors: Koji Murata, Hidefumi Yoshida
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Publication number: 20230004031Abstract: The display device includes a liquid crystal panel including a polymer dispersed liquid crystal (PDLC) layer and a light source, the PDLC layer containing a polymer network and liquid crystal components dispersed in the polymer network, the light source being apart from the liquid crystal panel with an air layer, and configured to emit light toward the liquid crystal panel from an oblique direction, the end portion and the central portion of the PDLC layer each having, in the scattering state, an angle dependence which changes a transmittance of light to be emitted from a front surface based on an angle at which light is incident on a back surface of the PDLC layer, with the angle dependence of the end portion being different from the angle dependence of the central portion, the light source irradiating the end portion and the central portion with light at different angles.Type: ApplicationFiled: June 7, 2022Publication date: January 5, 2023Inventors: Koji MURATA, Kazutaka HANAOKA, Kimiaki NAKAMURA, Atsuko KANASHIMA, Mariko HONDA, Shinji SHIMADA
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Publication number: 20220399570Abstract: A packaging material for solid-state batteries according to one aspect of the present disclosure contains sulfide-based solid electrolytes, including at least a substrate layer, a barrier layer, and a sealant layer in this order, in which at least one of the layers constituting the packaging material contains a color developer that changes color when reacting with hydrogen sulfide.Type: ApplicationFiled: August 19, 2022Publication date: December 15, 2022Applicant: TOPPAN INC.Inventor: Koji MURATA
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Patent number: 11518275Abstract: A fuel cell vehicle includes: a fuel cell; a storage portion to store produced water that is produced as a result of power generation by the fuel cell; a drainage valve for switching between a storage state and a drainage state of discharging the produced water from the storage portion to the outside of the fuel cell vehicle; a road information acquisition portion configured to acquire road information on roads on which the fuel cell vehicle travels; and a controller configured to drainage valve control operation. The controller sets a road region meeting a first condition defined in advance regarding road information and that permits the drainage state as a first road region where the drainage state is permitted, and the controller performs drainage if a drainage implementation condition defined in advance, including traveling of the fuel cell vehicle in the first road region, is fulfilled.Type: GrantFiled: December 28, 2020Date of Patent: December 6, 2022Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Takahiko Hasegawa, Takashi Harayama, Ayano Asai, Koji Terashima, Shigeaki Murata, Tomio Yamanaka, Syun Yoshida
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Patent number: 11506945Abstract: A liquid crystal display device includes: a liquid crystal panel including an active matrix substrate, a liquid crystal layer, and a color filter substrate in a stated order, the active matrix substrate including a first substrate, and a first electrode and second electrodes stacked with an insulating layer in between, the second electrodes arranged in the respective sub-pixels, the color filter substrate including a second substrate, a color filter, and a third electrode, either the first electrode or the second electrodes arranged with electrical connection over the sub-pixels, each of the sub-pixels provided with an optical opening, the third electrode not superimposed with at least a portion of each of the optical openings in a plan view and arranged with electrical connection, a control circuit configured to switch between application of alternating voltage and application of constant voltage to the third electrode.Type: GrantFiled: October 22, 2020Date of Patent: November 22, 2022Assignee: SHARP KABUSHIKI KAISHAInventors: Koji Murata, Hidefumi Yoshida
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Patent number: 11508327Abstract: Provided is a liquid crystal display device including: a liquid crystal panel including display units for displaying an image using a veil-view function; and a control circuit. The display units each include a pair of sub-pixels including a first sub-pixel and a second sub-pixel. The liquid crystal panel sequentially includes an active matrix substrate, a first alignment film, a liquid crystal layer containing liquid crystal molecules, a second alignment film, and a counter substrate. The active matrix substrate includes first and second electrodes that are stacked via a first insulating layer or that face each other on the first substrate. At least one of the first or second electrode is disposed for each first sub-pixel and for each second sub-pixel. The counter substrate includes a third electrode. The control circuit is configured to switch between application of alternating voltage and application of constant voltage to the third electrode.Type: GrantFiled: November 18, 2021Date of Patent: November 22, 2022Assignee: SHARP KABUSHIKI KAISHAInventors: Koji Murata, Hidefumi Yoshida
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Publication number: 20220334438Abstract: The liquid crystal display device includes a liquid crystal panel, the liquid crystal panel including sub-pixels and including an active matrix substrate and a counter substrate, the active matrix substrate including a gate line, a first electrode, and a second electrode, the counter substrate including a third electrode, each of the sub-pixels being provided with an optical opening, the third electrode including a linear electrode extending along the gate line, a distance between the linear electrode and the optical opening being less than D/4 and a width of the linear electrode being D/4 or less, wherein a distance between two optical openings adjacent in the direction perpendicular to the extending direction of the gate line is defined as D.Type: ApplicationFiled: April 7, 2022Publication date: October 20, 2022Inventors: Koji Murata, Kosuke Nagata, Kazutoshi Kida, Kazutaka Hanaoka, Shinji Shimada, Yasuhiro Haseba
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Publication number: 20220328911Abstract: A packaging material for a power storage device and a power storage device using the same, a method of producing a packaging material for a power storage device, and a method of selecting a sealant film used as a sealant layer in the packaging material for a power storage device are provided.Type: ApplicationFiled: June 20, 2022Publication date: October 13, 2022Applicant: TOPPAN INC.Inventors: Junya IMAMOTO, Koji MURATA
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Publication number: 20220328871Abstract: A power storage device packaging material of the present disclosure includes: a laminate at least including a substrate layer, a barrier layer, and a sealant layer, which are disposed in this order; and an adhesive layer interposed between the substrate layer and the barrier layer, the adhesive layer containing a polyurethane-based compound made of a reaction product of at least one polyester polyol resin and at least one polyfunctional isocyanate compound, wherein the polyfunctional isocyanate compound contains an isocyanurate of isophorone diisocyanate, and a content of isocyanate groups derived from the isocyanurate of isophorone diisocyanate in the polyfunctional isocyanate compound is 5 mol % to 100 mol % relative to a total amount of isocyanate groups contained in the polyfunctional isocyanate compound of 100 mol %.Type: ApplicationFiled: June 21, 2022Publication date: October 13, 2022Applicant: TOPPAN INC.Inventors: Taketo NUMAZAWA, Tomohiko YAMAZAKI, Koji MURATA, Takuya MURAKI
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Patent number: 11459204Abstract: A sheet folding device includes a folding rollers pair, a folding blade, a movable guide, and a driving mechanism. The folding rollers pair includes a first roller and a second roller, and causes a sheet conveyed in a first conveyance direction to pass through a first nip area between the rollers. The folding blade is selectively disposed in a folding position and in a retracting position. The movable guide can reciprocate between a covering position covering the second roller disposed downstream of the first roller in the first conveyance direction and the first nip area and a non-covering position exposing the second roller and the first nip area. The drive mechanism disposes the folding blade in the folding position while disposing the movable guide in the non-covering position, and disposes the folding blade in the retracting position while disposing the movable guide in the covering position.Type: GrantFiled: September 15, 2021Date of Patent: October 4, 2022Assignee: KYOCERA Document Solutions Inc.Inventors: Koji Murata, Tadahisa Kishimoto
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Publication number: 20220311677Abstract: Provided is an IoT GW (10), including a learning unit (131) configured to create, for each IoT device connected to the IoT GW (10), a normal communication model (122) that has learned a normal communication pattern of the IoT device; and a determination unit (132) configured to: determine, for learning by the learning unit (131), whether to interrupt, finish, continue, and resume learning based on a load of a learning environment; and control learning processing by the learning unit (131) based on a result of determination.Type: ApplicationFiled: June 11, 2019Publication date: September 29, 2022Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATIONInventors: Koki NOMURA, Iifan TYOU, Tetsuhiko MURATA, Koji MORISHITA, Kenji OTA, Akio MUKAIYAMA, Takahiro NUKUSHINA, Hiroki NAGAYAMA, Yukio NAGAFUCHI, Masaki TANIKAWA
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Patent number: 11454838Abstract: Provided is a liquid crystal display device including: a liquid crystal panel; and a control circuit, the liquid crystal panel sequentially including an active matrix substrate, a first alignment film, a liquid crystal layer, a second alignment film, and a counter substrate, the active matrix substrate sequentially including a first substrate, a first electrode, a first insulating layer, and a second electrode including a linear electrode portion, the counter substrate including a second substrate and a third electrode, the third electrode extending in a longitudinal direction of the sub-pixel at a right or left end of the sub-pixel, a ratio of a width of the third electrode to a width of the first electrode in a widthwise direction being 0.14 or greater and 0.25 or smaller, the control circuit being configured to switch between application of an alternating voltage and application of a constant voltage to the third electrode.Type: GrantFiled: December 17, 2021Date of Patent: September 27, 2022Assignee: SHARP KABUSHIKI KAISHAInventors: Koji Murata, Kazutaka Hanaoka, Shinji Shimada, Kiyoshi Minoura
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Publication number: 20220287212Abstract: A method for manufacturing a mounting board includes a first outer shape position acquisition step, a feature portion position acquisition step, a calculation step, a holding step, a second outer shape position acquisition step, and a mounting step. In the first outer shape position acquisition step, a first outer shape position of a component is acquired. In the feature portion position acquisition step, a position of a feature portion is acquired. In the calculation step, a deviation amount of the position of the feature portion with respect to the first outer shape position is calculated. In the second outer shape position acquisition step, a second outer shape position of the component is acquired. In the mounting step, the feature portion of the component is mounted to be positioned on a target position of a board based on the second outer shape position and the deviation amount.Type: ApplicationFiled: June 9, 2020Publication date: September 8, 2022Inventors: SYOICHI NISHI, HIDEKI SUMI, HIROSHI MURATA, KOJI SAKURAI, KENICHI ICHIKAWA
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Publication number: 20220271073Abstract: A highly functional photoelectric conversion element is provided. The photoelectric conversion element includes: a first photoelectric converter that detects light in a first wavelength range and photoelectrically converts the light; a second photoelectric converter that detects light in a second wavelength range and photoelectrically converts the light to obtain distance information of a subject; and an optical filter that is disposed between the first photoelectric converter and the second photoelectric converter, and allows the light in the second wavelength range to pass therethrough more easily than the light in the first wavelength range. The first photoelectric converter includes a stacked structure and an electric charge accumulation electrode.Type: ApplicationFiled: June 17, 2020Publication date: August 25, 2022Applicant: SONY SEMICONDUCTOR SOLUTIONS CORPORATIONInventors: Hideaki TOGASHI, Tetsuji YAMAGUCHI, Nobuhiro KAWAI, Koji SEKIGUCHI, Masahiro JOEI, Kenichi MURATA, Shintarou HIRATA, Yuta HASEGAWA, Yoshito NAGASHIMA
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Publication number: 20220252312Abstract: An expansion valve includes: a main body portion having a valve chamber and a valve seat; a case fixed to the main body portion; and a screw shaft that is driven by driving force of rotation obtained by reducing a rotational movement of a rotor due to the excitation of an excitation portion by a speed reduction mechanism to move a valve body forward and backward. A bellows configured to seal a gap between the inside of the case and the valve chamber is arranged in the valve chamber to be externally fitted onto the valve body, and the rotation of the valve body relative to the main body portion is restricted by a rotation restrictor.Type: ApplicationFiled: August 4, 2020Publication date: August 11, 2022Inventors: Noriyuki OGAWA, Koji SATO, Takayuki KONDO, Naoki MURATA, Ryota URAKAWA
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Publication number: 20220242084Abstract: A sheet post-processing apparatus includes a first sheet conveyance passage, a second sheet conveyance passage, a sheet folding portion, and a merging portion. The second sheet conveyance passage branches off from a branch portion on the first sheet conveyance passage. The merging portion is located downstream of the branch portion on the first sheet conveyance passage, and there a folding conveyance passage of the sheet folding portion merges with the first sheet conveyance passage. When performing a folding process on a sheet, a controller guides the sheet conveyed from a sheet introduction port into the first sheet conveyance passage via the branch portion to the second sheet conveyance passage, then reverses the conveyance direction to guide the sheet to the sheet folding portion to perform the folding process, and passes the sheet through the folding conveyance passage, merges the sheet into the first sheet conveyance passage at the merging portion.Type: ApplicationFiled: January 28, 2022Publication date: August 4, 2022Applicant: KYOCERA Document Solutions Inc.Inventors: Tadahisa KISHIMOTO, Koji MURATA, Yoshiaki TASHIRO
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Publication number: 20220236598Abstract: Provided is a polymer dispersed liquid crystal display device including: a pair of substrates including an electrode on at least one substrate; and a composite layer disposed between the pair of substrates. The composite layer includes a liquid crystal component and a polymer network constituted by a cured product of a photopolymerizable liquid crystal compound, and is in a transparent state when no voltage is applied and in a scattering state when a voltage is applied, and the polymer network has a helical structure with a number of turns of from one to less than eight in the composite layer.Type: ApplicationFiled: January 19, 2022Publication date: July 28, 2022Inventors: Koji MURATA, Kimiaki NAKAMURA, Mariko HONDA, Tadashi HASEGAWA, Kazutaka HANAOKA, Yasuhiro HASEBA, Shinji SHIMADA, Atsuko KANASHIMA
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Patent number: 11397287Abstract: An optical film including a first film substrate and a coating layer formed on the first film substrate. The coating layer of this optical film contains a binder resin and fine particles with an average size of 0.5 ?m or more and 10.0 ?m or less and a standard deviation in size that is less than ½ of the average size.Type: GrantFiled: May 31, 2019Date of Patent: July 26, 2022Assignee: TOPPAN PRINTING CO., LTD.Inventors: Hiroki Ichiba, Masato Kurokawa, Koji Murata, Kengo Ozono