Patents by Inventor Jun Sakai
Jun Sakai 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: 11952002Abstract: A control device includes: an acquisition unit configured to acquire, from a driving assist system, a requested acceleration and ending information indicating an end of a deceleration control; and a control unit configured to control a powertrain and a brake based on the requested acceleration, and perform a prescribed process of stabilizing a driving force and a braking force that are generated in an ending process of the deceleration control based on the requested acceleration when the acquisition unit acquires the ending information.Type: GrantFiled: June 8, 2022Date of Patent: April 9, 2024Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Akitsugu Sakai, Ryo Sumikura, Taisuke Hayashi, Yuma Mori, Jun Aoki
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Patent number: 11945285Abstract: The air discharge device includes a duct defining: a main flow path through which an air flow passes; and a main hole opened in a flat shape to discharge the air flow as a working air flow toward a downstream from the main flow path. A throttle portion is provided in the duct to reduce a flow path height of the main flow path from an upstream of the air flow toward a downstream of the air flow. A plurality of partitions are arranged to divide the main flow path in a major direction into a pair of side flow paths and at least one center flow path. The plurality of partitions are disposed in the duct such that a flow path width of the center flow path is reduced from the upstream of the air flow toward the downstream of the air flow.Type: GrantFiled: June 9, 2021Date of Patent: April 2, 2024Assignee: DENSO CORPORATIONInventors: Yasuhiro Takeuchi, Etsuro Yoshino, Yuuji Okamura, Jun Yamaoka, Masaharu Sakai, Yusuke Komatsubara, Yasuhiko Niimi, Tatsuya Yoshida, Hidetaka Nomoto
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Publication number: 20240103340Abstract: An optical device includes: an optical system including a moving lens that moves in a direction along an optical axis; a moving frame including a first magnetic body and configured to hold the moving lens; a holding frame formed into a cylindrical shape by a non-magnetic body and configured to movably hold the moving frame on an inner circumferential surface along the optical axis, a drive unit including a magnet and configured to cause the moving frame to move in the direction along the optical axis; and second magnetic bodies arranged between the drive unit and the moving frame and configured to transmit a magnetic force of the magnet to the first magnetic body of the moving frame.Type: ApplicationFiled: December 1, 2023Publication date: March 28, 2024Applicant: OLYMPUS CORPORATIONInventors: Jun SHINZATO, Seiji SAKAI
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Publication number: 20240107685Abstract: A printed wiring board includes a first conductor layer, a resin insulating layer having an opening, a second conductor layer including a seed layer and an electrolytic plating layer formed on the seed layer, and a via conductor including the seed layer and the electrolytic plating layer and connecting the first conductor and second conductor layers. The seed layer has a first portion on the surface of the insulating layer, a second portion on an inner wall surface in the opening of the insulating layer, and a third portion on a portion of the first conductor layer exposed by the opening of the insulating layer such that the first portion is thicker than the second portion and the third portion, the second portion has a first film and a second film electrically connected to the first film, and a portion of the first film is formed on the second film.Type: ApplicationFiled: September 27, 2023Publication date: March 28, 2024Applicant: IBIDEN CO., LTD.Inventors: Susumu KAGOHASHI, Jun SAKAI, Kyohei YOSHIKAWA, Takuya INISHI
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Publication number: 20240107684Abstract: A printed wiring board includes a first conductor layer, a resin insulating layer having an opening, a second conductor layer including a seed layer and an electrolytic plating layer formed on the seed layer, and a via conductor including the seed and electrolytic plating layers and connecting the first and second conductor layers. The seed layer has a first portion on the surface of the insulating layer, a second portion on an inner wall surface in the opening of the insulating layer, and a third portion on a portion of the first conductor layer exposed by the opening of the insulating layer such that the first portion is thicker than the second and third portions, and the insulating layer includes resin and inorganic particles including first particles forming the inner wall surface and second particles embedded in the insulating layer and having shapes different from shapes of the first particles.Type: ApplicationFiled: September 27, 2023Publication date: March 28, 2024Applicant: IBIDEN CO., LTD.Inventors: Jun SAKAI, Takuya INISHI, Susumu KAGOHASHI
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Publication number: 20240098892Abstract: A printed wiring board includes a first conductor layer, a resin insulating layer laminated on the first conductor layer and including resin material and inorganic particles, a second conductor layer formed on a first surface of the insulating layer such that the first conductor layer is facing a second surface of the insulating layer, and a via conductor formed in an opening extending through the insulating layer and connecting the first and second conductor layers. The insulating layer is formed such that the inorganic particles include first inorganic particles partially embedded in the resin and second inorganic particles completely embedded in the resin, the first inorganic particles have first portions protruding from the resin and second portions embedded in the resin respectively, and the first surface of the resin insulating layer includes a surface of the resin and surfaces of the first portions exposed from the surface of the resin.Type: ApplicationFiled: April 27, 2023Publication date: March 21, 2024Applicant: IBIDEN CO., LTD.Inventors: Susumu KAGOHASHI, Jun SAKAI, Kyohei YOSHIKAWA
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Patent number: 11927454Abstract: An information processing device includes a control unit configured to acquire information of a position and information of a travelable range of a vehicle which travels using a battery as an energy source, to extract a charging station located within the travelable range from the position out of a plurality of charging stations, to extract a spot which is able to be visited in a state in which the vehicle stops in the extracted charging station out of a plurality of spots, and to transmit information of the extracted spot along with information of the extracted charging station.Type: GrantFiled: October 15, 2020Date of Patent: March 12, 2024Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Takuji Yamada, Jun Tsukamoto, Kaori Sakai
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Patent number: 11911108Abstract: A blood flow measuring unit of a blood flow measurement apparatus of an embodiment includes an optical system for applying an OCT scan to an eye fundus and obtains blood flow information based on data acquired by the OCT scan. A movement mechanism moves the optical system. A controller applies a first movement control to the movement mechanism to move the optical system in a first direction orthogonal to an optical axis of the optical system by a predetermined distance from the optical axis. A judging unit judges occurrence of vignetting based on a detection result of return light of light incident on the eye through the optical system after the first movement control. The controller applies a second movement control to the movement mechanism to further move the optical system based on a judgement result obtained by the judging unit.Type: GrantFiled: December 26, 2018Date of Patent: February 27, 2024Assignee: TOPCON CORPORATIONInventors: Jun Sakai, Shunsuke Nakamura, Kana Nishikawa, Masahiro Akiba
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Publication number: 20240049398Abstract: A wiring substrate includes an insulating layer, and a conductor layer formed on a surface of the insulating layer and including wiring patterns such that the conductor layer has a polished surface on the opposite side with respect to the insulating layer and includes an upper layer including a plating film and a lower layer including a seed layer for the plating film and directly formed on the surface of the insulating layer. The conductor layer is formed such that a ratio of a thickness of the lower layer to a thickness of the conductor layer is 2.5% or less, the wiring patterns have the minimum wiring width of 5 ?m or less and the minimum inter-wiring distance of 7 ?m or less, and each of the wiring patterns has an aspect ratio in a range of 2.0 to 4.0.Type: ApplicationFiled: August 4, 2023Publication date: February 8, 2024Applicant: IBIDEN CO., LTD.Inventors: Toshiki FURUTANI, Jun SAKAI
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Publication number: 20240032787Abstract: An ophthalmic apparatus includes an optical system having an illumination and imaging optical systems, a movement mechanism, and a controller. The illumination optical system may illuminate a fundus of a subject's eye with illumination light. The movement mechanism may relatively move the subject's eye and the optical system in an optical axis direction of the imaging optical system. When a corneal curvature radius is R and a distance from a corneal apex position to an imaging aperture conjugate position substantially conjugate optically to the imaging aperture is d, the controller may control the movement mechanism so that light amount of the returning light passing through the imaging aperture becomes less than when a distance in the optical axis direction between the imaging aperture conjugate position and a position of a corneal reflection image of the illumination light is (R/2?d).Type: ApplicationFiled: March 7, 2023Publication date: February 1, 2024Applicant: Topcon CorporationInventors: Masashi NAKAJIMA, Jun SAKAI
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Publication number: 20230422408Abstract: A printed wiring board includes a first conductor layer, a resin insulating layer having an opening extending from a first surface to a second surface of the resin insulating layer and laminated on the first conductor layer, a second conductor layer formed on the first surface of the resin insulating layer such that the first conductor layer is facing the second surface of the resin insulating layer on the opposite side with respect to the first surface, and a via conductor formed in the opening of the resin insulating layer such that the via conductor is connecting the first conductor layer and the second conductor layer and that the via conductor and the second conductor layer include a seed layer and an electrolytic plating layer formed on the seed layer. The seed layer includes an amorphous metal in a range of 5 wt % to 80 wt %.Type: ApplicationFiled: June 21, 2023Publication date: December 28, 2023Applicant: IBIDEN CO., LTD.Inventors: Jun SAKAI, Kyohei YOSHIKAWA
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Publication number: 20230389795Abstract: An ophthalmic information processing apparatus is configured to remove an artifact of an image of a subject's eye obtained using an ophthalmic apparatus. The ophthalmic information processing apparatus includes an identifying unit and a correction unit. The identifying unit is configured to identify a correction region in the image based on a dioptric power of the subject's eye. The correction unit is configured to correct a luminance in the correction region identified by the identifying unit, based on a correction amount corresponding to the dioptric power of the subject's eye.Type: ApplicationFiled: February 7, 2023Publication date: December 7, 2023Applicant: Topcon CorporationInventors: Ryuichi OHARA, Jun SAKAI, Hiroyuki AOKI
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Publication number: 20230319987Abstract: A printed wiring board includes a first conductor layer, an insulating layer formed on the first conductor layer, a second conductor layer formed on a surface of the insulating layer and including a conductor circuit, and a via conductor formed in an opening formed in the insulating layer and connecting the first and second conductor layers. The second conductor layer and via conductor include a seed layer and an electrolytic plating layer formed on the seed layer such that the seed layer has a first layer and a second layer formed on the first layer, the first layer has a width greater than a width of the second layer in cross section of the conductor circuit in the second conductor layer and that the electrolytic plating layer has a width greater than the width of the first layer in cross section of the conductor circuit in the second conductor layer.Type: ApplicationFiled: March 28, 2023Publication date: October 5, 2023Applicant: IBIDEN CO., LTD.Inventors: Jun SAKAI, Shiho SHIMADA
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Publication number: 20230308198Abstract: A radio wave abnormality detection system, a radio wave abnormality detection method, and a radio wave abnormality detection program that are capable of accurately detecting a radio wave abnormality are provided. The radio wave abnormality detection system includes: a determination unit that determines an extraction period, based on a transmission duration estimated from first received data of a radio wave received at a first timing; a learning unit that generates a learned model in which a feature value extracted in the extraction period from second received data of a radio wave received at a second timing is machine-learned; and a detection unit that detects a radio wave abnormality by using a feature value extracted in the extraction period from third received data of a radio wave received at a third timing, and the learned model.Type: ApplicationFiled: March 9, 2023Publication date: September 28, 2023Applicant: NEC CorporationInventor: Jun SAKAI
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Patent number: 11757548Abstract: A transmission apparatus recognition apparatus includes a receiver configured to receives a signal wirelessly transmitted from a transmission apparatus, a signal region detector, a feature extractor, and a recognizer. The signal region detector generates a spectrogram from a received signal received by the receiver, and detects a signal region parameter indicating a specific signal region based on the spectrogram. The feature extractor converts the received signal based on a signal conversion parameter according to the signal region parameter, and extracts a feature from the converted signal. The recognizer calculates a degree of similarity based on the extracted feature and a feature stored in advance, and recognizes the transmission apparatus based on the degree of similarity. The transmission apparatus recognition apparatus adjusts the signal region parameter based on a recognition accuracy of the recognizer.Type: GrantFiled: May 11, 2021Date of Patent: September 12, 2023Assignee: NEC CORPORATIONInventors: Taichi Ohtsuji, Jun Sakai
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Publication number: 20230276570Abstract: A printed wiring board includes a first conductor layer, an insulating layer formed on the first conductor layer, a second conductor layer formed on the insulating layer, and a via conductor formed in the insulating layer such that the via conductor is connecting the first and second conductor layers. The insulating layer has opening exposing portion of the first conductor layer such that the via conductor is formed in the opening, the second conductor layer and via conductor are formed such that the second conductor layer and via conductor include a seed layer and an electrolytic plating layer on the seed layer, and the insulating layer includes resin and inorganic particles dispersed in the resin such that the particles include first particles forming inner wall surface in the opening and second particles embedded in the insulating layer and the first particles have shapes different from shapes of the second particles.Type: ApplicationFiled: February 23, 2023Publication date: August 31, 2023Applicant: IBIDEN CO., LTD.Inventors: Jun SAKAI, Takuya INISHI
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Publication number: 20230218165Abstract: A medical system of an aspect example includes a data acquiring unit and a data processor. The data acquiring unit is configured to acquire data from an eye fundus of a patient using at least one optical method. The data processor is configured to process the data acquired by the data acquiring unit in order to generate information on the circulatory system of the patient.Type: ApplicationFiled: September 21, 2021Publication date: July 13, 2023Applicants: Topcon Corporation, National University Corporation Asahikawa Medical UniversityInventors: Kana MINAMIDE, Masahiro AKIBA, Jun SAKAI, Akitoshi YOSHIDA
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Publication number: 20230092448Abstract: An abnormality detection apparatus according to an example embodiment includes a reception unit for receiving radio waves, a feature amount extraction unit for extracting a plurality of feature amounts in a predetermined frequency band from the received radio waves, a recording unit for recording the plurality of extracted feature amounts and the frequency band in association with each other, and a processing unit for acquiring a plurality of feature amounts in a predetermined range from the plurality of accumulated feature amounts, determining whether or not the acquired feature amounts fall within a preset normal range, and generating, based on a result of the determination, an abnormality determination mask, threshold values for the plurality of feature amounts, in order to detect an abnormality of the radio waves being set in the abnormality determination mask.Type: ApplicationFiled: December 21, 2020Publication date: March 23, 2023Applicant: NEC CorporationInventors: Umihiko ITO, Kenji KOUNO, Toshiki TAKEUCHI, Jun SAKAI, Taichi OHTSUJI
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Patent number: 11560698Abstract: A state analysis device is capable of determining a state of the interior of piping with high precision, and includes: an index calculation means for deriving an index indicating the state of the piping, based on a flow speed of fluid flowing out of the piping, and a fluid pressure of the interior of the piping at two or more locations of the piping; and a determination means for determining the state of the piping, based on the index.Type: GrantFiled: August 2, 2018Date of Patent: January 24, 2023Assignee: NEC CORPORATIONInventors: Masatake Takahashi, Manabu Kusumoto, Jun Sakai
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Patent number: 11510620Abstract: Examples described herein include sensor devices for measuring a parameter of a user. The sensor devices may include a reusable portion (e.g., a sensor). The sensor devices may include one or more weakened portions that may fracture on removal of a portion of the sensor device from the user. Fracturing the weakened portions may expose the reusable portion (e.g., the sensor). Accordingly, the reusable portion may be more readily observed and collected for reuse.Type: GrantFiled: November 10, 2017Date of Patent: November 29, 2022Assignee: Nihon Kohden CorporationInventors: Fumiyuki Matsumura, Hirohiko Ikeya, Norihito Konno, Jun Sakai