Patents by Inventor Masahiro Yamaguchi
Masahiro Yamaguchi 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).
-
Patent number: 11960166Abstract: A display device includes an organic EL element layer, a liquid crystal element layer disposed on top of the organic EL element layer, and a polarizing plate disposed at a side of the liquid crystal element layer that faces an observer. The liquid crystal element layer includes two transparent substrates and a liquid crystal layer disposed between the two transparent substrates. The liquid crystal element layer is configured to be able to, by applying a voltage to the liquid crystal layer, cause a substantially quarter-wavelength retardation in light passing through the liquid crystal layer.Type: GrantFiled: January 30, 2023Date of Patent: April 16, 2024Assignee: Sharp Display Technology CorporationInventors: Naru Usukura, Masahiro Imai, Yuhichiroh Murakami, Takahiro Yamaguchi, Shige Furuta
-
Patent number: 11961964Abstract: A method of producing a lithium-ion secondary battery includes the following (?) and (?): (?) preparing a lithium-ion secondary battery, the lithium-ion secondary battery including at least a positive electrode, a negative electrode, and an electrolyte solution; and (?) adding a zwitterionic compound to the electrolyte solution. The negative electrode includes at least a negative electrode active material and a film. The film is formed on a surface of the negative electrode active material. The film contains a lithium compound. The zwitterionic compound contains a phosphonium cation or an ammonium cation and a carboxylate anion in one molecule.Type: GrantFiled: October 31, 2018Date of Patent: April 16, 2024Assignees: TOYOTA JIDOSHA KABUSHIKI KAISHA, SOPHIA SCHOOL CORPORATIONInventors: Shinobu Okayama, Hiroyuki Yamaguchi, Kyoko Kikuchi, Masahiro Fujita
-
Patent number: 11923152Abstract: An electrolytic capacitor includes a capacitor element that includes an anode body that has a porous structure, a dielectric layer disposed on a surface of the anode body, and a solid electrolyte layer that covers at least a part of the dielectric layer. The anode body contains a first group metal including at least one selected from the group consisting of tantalum, niobium, titanium, aluminum, and zirconium. The dielectric layer contains an oxide of the first group metal and a second group metal including at least one selected from the group consisting of iron, chromium, copper, silicon, molybdenum, sodium, and nickel. A ratio X of a total number of atoms of the second group metal to a total number of atoms of the first group metal in the dielectric layer is equal to or less than 100 ppm.Type: GrantFiled: February 22, 2022Date of Patent: March 5, 2024Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Masahiro Ueda, Kohei Yamaguchi, Toshiyuki Kato, Takashi Umemoto
-
Patent number: 11817427Abstract: In the semiconductor device, a semiconductor substrate has first and second surfaces. A circuitry layer is formed over the first surface and a first insulating layer is further formed over the circuitry layer. A second insulating layer including a first insulating element is formed over the second surface. A third insulating layer including a second insulating element different from the first insulating element of the second insulating layer is formed over the second surface with an intervention of the second insulating layer therebetween. A penetration electrode penetrates through the semiconductor substrate, the circuitry layer, the first insulating layer, the second insulating layer and the third insulating layer.Type: GrantFiled: December 8, 2021Date of Patent: November 14, 2023Assignee: Longitude Licensing LimitedInventors: Ryohei Kitada, Masahiro Yamaguchi
-
Patent number: 11739957Abstract: A ventilation fan includes a body unit, which has a fan disposed in a body case and a fan controller operable to control an air volume of the fan. The ventilation fan also includes a sensor module having an indoor environment detecting sensor and a module controller operable to control a detecting operation of the indoor environment detecting sensor. The body unit has a module mount on which the sensor module is mounted and another sensor module can be mounted in place of the sensor module. The module mount is connected to the fan controller. The module controller outputs detection information obtained based on a detection result of the indoor environment detecting sensor to the fan controller, which in turn controls the air volume of the fan based on the detection information inputted thereto.Type: GrantFiled: February 22, 2023Date of Patent: August 29, 2023Assignee: Panasonic Intellectual Property Management Co., Ltd.Inventors: Hirosato Sakai, Hidenori Syougen, Nobuyuki Morimoto, Tsuraki Nakajima, Shingo Takenawa, Masahiro Yamaguchi, Kazuki Doumoto
-
Publication number: 20230245341Abstract: A positioning device includes an acquisition unit that acquires an environmental map of a target area being generated by using an image processing technique for estimating a three-dimensional shape of a target included in a two-dimensional image, and a plurality of captured images being used for generating the environmental map, an image retrieval unit that extracts, from a plurality of the captured images, a similar image having a feature vector similar to a feature vector determined based on a feature amount included in an input image, and an estimation unit that estimates a position and an attitude of an imaging device that has captured the input image by using a first feature point group of the input image and a third feature point group in the environmental map associated to a second feature point group of the similar image being matched with the first feature point group.Type: ApplicationFiled: April 28, 2021Publication date: August 3, 2023Applicant: NEC CorporationInventors: Natsuki KAI, Takahiro SHIROSHIMA, Hideo SAITO, Masahiro YAMAGUCHI
-
Publication number: 20230194110Abstract: A ventilation fan includes a body unit, which has a fan disposed in a body case and a fan controller operable to control an air volume of the fan. The ventilation fan also includes a sensor module having an indoor environment detecting sensor and a module controller operable to control a detecting operation of the indoor environment detecting sensor. The body unit has a module mount on which the sensor module is mounted and another sensor module can be mounted in place of the sensor module. The module mount is connected to the fan controller. The module controller outputs detection information obtained based on a detection result of the indoor environment detecting sensor to the fan controller, which in turn controls the air volume of the fan based on the detection information inputted thereto.Type: ApplicationFiled: February 22, 2023Publication date: June 22, 2023Inventors: Hirosato Sakai, Hidenori Syougen, Nobuyuki Morimoto, Tsuraki Nakajima, Shingo Takenawa, Masahiro Yamaguchi, Kazuki Doumoto
-
Patent number: 11609002Abstract: A ventilation fan includes a body unit, which has a fan disposed in a body case and a fan controller operable to control an air volume of the fan. The ventilation fan also includes a sensor module having an indoor environment detecting sensor and a module controller operable to control a detecting operation of the indoor environment detecting sensor. The body unit has a module mount on which the sensor module is mounted and another sensor module can be mounted in place of the sensor module. The module mount is connected to the fan controller. The module controller outputs detection information obtained based on a detection result of the indoor environment detecting sensor to the fan controller, which in turn controls the air volume of the fan based on the detection information inputted thereto.Type: GrantFiled: June 7, 2021Date of Patent: March 21, 2023Assignee: Panasonic Intellectual Property Management Co., Ltd.Inventors: Hirosato Sakai, Hidenori Syougen, Nobuyuki Morimoto, Tsuraki Nakajima, Shingo Takenawa, Masahiro Yamaguchi, Kazuki Doumoto
-
Patent number: 11572070Abstract: A driving assistance device includes a guide line detecting unit configured to detect the guide line, a remaining distance acquiring unit configured to acquire a remaining distance to the scheduled stop position, and a braking control unit configured to control deceleration of a vehicle. The guide line detecting unit detects a base-point mark, a curvature of the guide line, and a curvature feature point. The remaining distance acquiring unit acquires the remaining distance on the basis of the position of the base-point mark when the guide line detecting unit has detected the base-point mark, and acquires the remaining distance on the basis of the position of the curvature feature point when the guide line detecting unit has not detect the base-point mark and has detected the curvature feature point.Type: GrantFiled: April 23, 2019Date of Patent: February 7, 2023Assignees: Hino Motors, Ltd., ISUZU MOTORS LIMITEDInventors: Hirofumi Yasui, Motoaki Hibi, Takaaki Sekine, Masahiro Yamaguchi, Masato Amino
-
Publication number: 20230036610Abstract: A motor-specific electromagnetic braking device includes: a housing configured to rotatably house a rotating shaft portion of a motor; a hub attached to an outer perimeter of the rotating shaft portion; and a friction member configured to be rotatable together with the hub and movable in a direction of a rotation axis, and the friction member includes: a plate-shaped portion; and a friction portion provided to an outer-diameter portion of the plate-shaped portion, the hub is provided, on both sides in the direction of the rotation axis, with a pair of holding plates covering at least a part of the friction member, and inner-diameter portions of the pair of holding plates are fixed to the hub.Type: ApplicationFiled: July 21, 2022Publication date: February 2, 2023Inventor: Masahiro YAMAGUCHI
-
Publication number: 20230007127Abstract: The present disclosure relates to a telepresence system that enables better communication. The telepresence system includes: a network that connects a plurality of bases; and a plurality of telepresence apparatuses that transmit and receive video images and sound via the network, and share the video images and the audio between the respective bases. Further, in each of the telepresence apparatuses, a presentation device that performs presentation for prompting communication by users at different bases is disposed at the center of a shared communication space in which the users communicate with each other. The present technology can be applied to a telepresence system, for example.Type: ApplicationFiled: November 27, 2020Publication date: January 5, 2023Inventors: YUSUKE SAKAI, MASAHIRO YAMAGUCHI, YOUSUKE FUJIMOTO
-
Patent number: 11428948Abstract: A blur compensation system includes: a mirror on which light of an image from a predetermined position is incident and which reflects light of a specific wavelength such that an incidence angle and an emission angle of the light of the specific wavelength are different from each other; a mirror that is disposed at a position on which the light of an image which is reflected by the mirror is incident and reflects the light of the specific wavelength such that an incidence angle and an emission angle of the light of the specific wavelength are different from each other; and a lens that is disposed on an optical axis of the light of an image between the mirror and the mirror and changes a direction of the light of an image which is reflected by the mirror such that light of a wavelength other than the specific wavelength out of the light of an image which is reflected by the mirror is emitted in the same direction as the light of the specific wavelength from an emission position of the light of the specific waveType: GrantFiled: December 26, 2017Date of Patent: August 30, 2022Assignees: NTT DOCOMO, INC., TOKYO INSTITUTE OF TECHNOLOGYInventors: Shinji Kimura, Kazuhiko Takahashi, Yuji Aburakawa, Masahiro Yamaguchi, Tomoya Nakamura, Shunsuke Igarashi
-
Publication number: 20220102318Abstract: In the semiconductor device, a semiconductor substrate has first and second surfaces. A circuitry layer is formed over the first surface and a first insulating layer is further formed over the circuitry layer. A second insulating layer including a first insulating element is formed over the second surface. A third insulating layer including a second insulating element different from the first insulating element of the second insulating layer is formed over the second surface with an intervention of the second insulating layer therebetween. A penetration electrode penetrates through the semiconductor substrate, the circuitry layer, the first insulating layer, the second insulating layer and the third insulating layer.Type: ApplicationFiled: December 8, 2021Publication date: March 31, 2022Inventors: Ryohei Kitada, Masahiro Yamaguchi
-
Patent number: 11247164Abstract: A filter for gas generator has an outer geometry substantially of a hollow cylinder and it is formed by a wound body of a metal wire. The metal wire is made of an elongated member having a V-shaped cross-section orthogonal to a direction of extension thereof. A V-shaped groove defined in the metal wire faces a hollow portion in the filter for gas generator and an angle ? of the V-shaped groove is not smaller than 130[°] and not greater than 140[°].Type: GrantFiled: September 1, 2017Date of Patent: February 15, 2022Assignee: NIPPON KAYAKU KABUSHIKI KAISHAInventor: Masahiro Yamaguchi
-
Publication number: 20220040962Abstract: The present invention addresses the problem of providing a surface protection film for a flexible display with which films are not adhered to each other. As a solution, provided is the surface protection film for a flexible display that has a protection layer made of polyurethane as an outermost surface thereof, the polyurethane having a tan ? peak temperature of 20° C. or more.Type: ApplicationFiled: November 29, 2019Publication date: February 10, 2022Applicant: BANDO CHEMICAL INDUSTRIES, LTD.Inventors: Yutaka KAMADA, Masahiro YAMAGUCHI
-
Publication number: 20220017744Abstract: The present invention addresses the problem of providing a surface protection film for a flexible display in which creases are unlikely to remain. As a solution, provided is the surface protection film for a flexible display that has a protection layer made of polyurethane as an outermost surface thereof, the polyurethane having a stress relaxation rate of 30% or less after 300 seconds at an elongation of 50%.Type: ApplicationFiled: November 29, 2019Publication date: January 20, 2022Applicant: BANDO CHEMICAL INDUSTRIES, LTD.Inventors: Yutaka KAMADA, Masahiro YAMAGUCHI
-
Patent number: 11211363Abstract: In the semiconductor device, a semiconductor substrate has first and second surfaces. A circuitry layer is formed over the first surface and a first insulating layer is further formed over the circuitry layer. A second insulating layer including a first insulating element is formed over the second surface. A third insulating layer including a second insulating element different from the first insulating element of the second insulating layer is formed over the second surface with an intervention of the second insulating layer therebetween. A penetration electrode penetrates through the semiconductor substrate, the circuitry layer, the first insulating layer, the second insulating layer and the third insulating layer.Type: GrantFiled: May 11, 2020Date of Patent: December 28, 2021Assignee: Longitude Licensing LimitedInventors: Ryohei Kitada, Masahiro Yamaguchi
-
Patent number: 11204448Abstract: There is provided a surface protective film having an excellent writing sensation when a touch pen is used. A surface protective film has a protective layer made of a polyurethane on the outermost surface, and the protective layer has an arithmetic average roughness (Ra) of 0.3 ?m or more and 0.6 ?m or less, and a maximum height (Rz) of 1.5 ?m or more and 3.5 ?m or less.Type: GrantFiled: December 20, 2019Date of Patent: December 21, 2021Assignee: BANDO CHEMICAL INDUSTRIES, LTD.Inventors: Yutaka Kamada, Masahiro Yamaguchi
-
Publication number: 20210362716Abstract: A driving assistance device includes a guide line detecting unit, a remaining distance acquiring unit, and a braking control unit. The guide line includes a base-point mark which is provided at a position which is separated a first distance from the scheduled stop position. The guide line detecting unit detects the base-point mark at a measurement position of a captured image and sets the detected position of the base-point mark at the measurement position of the captured image as the center of the base-point mark in an extending direction of the guide line when the base-point mark is detected at the measurement position of the captured image. The remaining distance acquiring unit acquires the remaining distance on the basis of the position of the base-point mark set by the guide line detecting unit.Type: ApplicationFiled: April 23, 2019Publication date: November 25, 2021Applicants: Hino Motors, Ltd., ISUZU MOTORS LIMITEDInventors: Hirofumi YASUI, Motoaki HIBI, Takaaki SEKINE, Masahiro YAMAGUCHI, Masato AMINO
-
Patent number: 11145402Abstract: A therapy assistance system includes: a display device 1 configured to be mounted on a head and configured to display an image; and a control device configured to reproduce the image on the display device. The control device includes: a content storage means configured to store image content to be reproduced on the display device; and a rendition process means configured to perform a rendition process on the image content to be reproduced, which is loaded from the content storage means, so as to display the image content on the display device as an image in a virtual reality space. The rendition process means includes an FOV control means configured to perform control so as to narrow a field of view (FOV) for an image to be reproduced.Type: GrantFiled: December 10, 2019Date of Patent: October 12, 2021Assignee: Psychic VR Lab Co., Ltd.Inventors: Masahiro Yamaguchi, Masayo Matsumura, Hikari Shimada, Kenji Araki