Patents by Inventor Takuya Yoshida
Takuya Yoshida 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: 11913813Abstract: A power generation element includes a magnetic member that produces a large Barkhausen effect and magnetism collection members including an insertion part having the magnetic member inserted therethrough. The magnetism collection member includes a first component on an opposite side of a boundary plane to a magnetic field generation unit and a second component on the same side of the boundary plane as the magnetic field generation unit, the boundary plane passing through a center of an imaginary circle inscribed in the insertion part and having a diameter equal to a length of the insertion part in a third direction perpendicular to first and second directions, the first direction is a direction of the insertion of the magnetic member, and the second direction is a direction in which the magnetic field generation unit is disposed. A volume of the second component is larger than a volume of the first component.Type: GrantFiled: December 27, 2021Date of Patent: February 27, 2024Assignee: MITSUBISHI ELECTRIC CORPORATIONInventors: Yoshitomo Nakamura, Yoshinori Miyamoto, Shinichiro Yoshida, Hisanori Torii, Takeshi Musha, Masanori Nimura, Shizuka Ueda, Takuya Noguchi, Toshio Mekata, Yuji Kubo, Hitoshi Hasegawa
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Patent number: 11881504Abstract: A semiconductor device according to the present disclosure includes: a first conductivity-type silicon substrate including a cell part and a termination part surrounding the cell part in plan view; a first conductivity-type emitter layer provided on a front surface of the silicon substrate in the cell part; a second conductivity-type collector layer provided on a back surface of the silicon substrate in the cell part; a first conductivity-type drift layer provided between the emitter layer and the collector layer; a trench gate provided to reach the drift layer from a front surface of the emitter layer; and a second conductivity-type well layer provided on the front surface of the silicon substrate in the termination part. Vacancies included in a crystal defect in the cell part are less than vacancies included in a crystal defect in the termination part.Type: GrantFiled: September 13, 2021Date of Patent: January 23, 2024Assignee: Mitsubishi Electric CorporationInventors: Kenji Suzuki, Yuki Haraguchi, Haruhiko Minamitake, Taiki Hoshi, Takuya Yoshida, Hidenori Koketsu, Yusuke Miyata, Akira Kiyoi
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Patent number: 11879492Abstract: To reduce the load required to press-fit a nut into a plate material, the nut includes a base part 2 provided with a female screw 18, a cylindrical protrusion part 3 protruding from one surface of the base part and a plurality of foot parts 4 protruding from an outer peripheral surface side of the protrusion part. An end of the respective foot parts closer to the protrusion part is formed so that a width gradually expands from a tip end side toward a protrusion part side, and that both outer sides of the end are arc-shaped in plan view.Type: GrantFiled: November 18, 2020Date of Patent: January 23, 2024Assignee: Aoyama Seisakusho Co., Ltd.Inventors: Shigeki Matsunami, Kazuhiro Koga, Tsuyoshi Kojima, Naoki Hoshino, Takuya Yoshida
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Publication number: 20230421152Abstract: A switching module comprising: a GaN-FET mounted on a substrate; a driver circuit connected to a gate electrode of the GaN-FET via a gate resistor; and a driver power supply for supplying a drive voltage to the driver circuit. The driver circuit is configured such that a plurality of logic integrated circuits are connected in parallel.Type: ApplicationFiled: June 22, 2021Publication date: December 28, 2023Applicant: KYOSAN ELECTRIC MFG. CO., LTD.Inventors: Hiroshi Kunitama, Takuya Yoshida
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Publication number: 20230400821Abstract: This control device 10 comprises a model construction unit 11 that constructs a model for simulating a control object 20, a problem subdivision unit 12 that subdivides the model constructed by the model construction unit 11, a control measure calculation unit 13 that predicts the future status of the control object 20 using the model subdivided by the problem subdivision unit 12 and that calculates a control measure for the control object 20 on the basis of the predicted future status, and an operation command generation unit 14 that generates operation commands to the control object 20 on the basis of the control measure calculated by the control measure calculation unit 13.Type: ApplicationFiled: August 30, 2021Publication date: December 14, 2023Inventors: Takaaki SEKIAI, Yuya TOKUDA, Takuya YOSHIDA
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Publication number: 20230307963Abstract: Disclosed herein is a noise suppression sheet that includes a substrate having a first through hole, and a conductor pattern provided on one surface of the substrate. The conductor pattern has a plurality of linear patterns extending in a first direction and a connection pattern connecting the plurality of linear patterns. The one surface of the substrate has a clearance area surrounded by the plurality of linear patterns and having no conductor pattern. The size of the clearance area in a second direction different from the first direction is larger than an arrangement pitch between the plurality of linear patterns in the second direction. The first through hole is formed in the clearance area.Type: ApplicationFiled: February 23, 2023Publication date: September 28, 2023Inventors: Takuya YOSHIDA, Michihisa TOKUI, Noritaka CHIYO
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Publication number: 20230307954Abstract: A wireless power transmission device is provided with a coil unit having first and second main surfaces and configured to be movable between a first position as a laid position of the first main surface and a second position as an erected position of the first main surface, a first coil housed in the coil unit so as to face the first main surface, and a first support member having a facing surface disposed separated from the first main surface by a first distance when the coil unit is at the second position.Type: ApplicationFiled: March 23, 2023Publication date: September 28, 2023Applicant: TDK CORPORATIONInventors: Michihisa Tokui, Takuya Yoshida
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Publication number: 20230253830Abstract: Disclosed herein is a coil component that includes a substrate, and a planar spiral coil pattern provided on the surface of the substrate. The coil pattern has a circularity higher in its inner shape than in its outer shape.Type: ApplicationFiled: February 6, 2023Publication date: August 10, 2023Inventors: Takuya YOSHIDA, Noritaka CHIYO, Michihisa TOKUI, Kentaro KAMIYAMA, Daiki YAMANE
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Publication number: 20230134084Abstract: A high-frequency power supply device is provided with an AC-DC converter for converting an input from a three-phase alternating-current source into a direct current and a high-frequency amplifier including multiple FET elements and outputting a high-frequency alternating-current power, with the output of the AC-DC converter being directly input to the high-frequency amplifier, and further includes a phase conversion circuit for imparting phase differences to gate signals to be input to the multiple FET elements so as to offset fluctuation components included in the direct current. The device generates the high-frequency alternating-current power by converting the input from the three-phase alternating-current source into the direct current, directly inputting the direct current to the high-frequency amplifier, imparting the phase differences to the gate signals to be input to the multiple FET elements so as to offset the fluctuation components included in the direct current, and performing switching.Type: ApplicationFiled: December 24, 2020Publication date: May 4, 2023Applicant: KYOSAN ELECTRIC MFG. CO., LTD.Inventors: Hiroshi Kunitama, Kunihiro Muto, Takuya Yoshida, Koichi Miyazaki
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Patent number: 11573541Abstract: An objective of the present invention is to provide a future state estimation method and future state estimation device with which, given that the space in which the estimation is carried out is finite, it is possible to rapidly estimate the states of a controlled object and the peripheral environment thereof in the form of probability density distribution for infinite future.Type: GrantFiled: February 4, 2019Date of Patent: February 7, 2023Assignee: Hitachi, Ltd.Inventors: Yuya Tokuda, Takuya Yoshida, Takayasu Kasahara, Tatsurou Yashiki
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Publication number: 20230004139Abstract: A processing device (40) has: a plant control unit (24) that obtains, from an inputted process value (11), a manipulated variable (25) to be outputted in accordance with a control rule (22) and that outputs the manipulated variable to plant equipment; a monitoring necessity determination unit (34) that obtains, from the inputted process value (11), a monitoring level to be outputted in accordance with a monitoring condition signal (32) and that notifies a plant operator of the monitoring level; and a monitoring condition learning unit (31) that, when history data of the process value (11) is inputted as learning data, causes a monitoring condition storage unit (33) to store the monitoring condition signal (32) associated with the monitoring level with respect to a range of a current process value (11) on the basis of a probability of transition from the current process value (11) to a future process value (11).Type: ApplicationFiled: October 7, 2020Publication date: January 5, 2023Inventors: Yuya TOKUDA, Takuya YOSHIDA
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Publication number: 20220352752Abstract: Disclosed herein is a coil module that includes a holder having a flat-plate part for placing thereon a target device, a first stopper extending in a first direction along a first side of the flat-plate part, and a second stopper extending in a second direction orthogonal to the first direction along a second side of the flat-plate part; and a coil provided so as to overlap the flat-plate part of the holder. As viewed in a coil axis direction, an outer size of the coil in a third direction inclined at a predetermined angle with respect to the first direction is larger than an outer size of the coil in a fourth direction orthogonal to the third direction.Type: ApplicationFiled: April 18, 2022Publication date: November 3, 2022Inventors: Noritaka CHIYO, Michihisa TOKUI, Takuya YOSHIDA
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Publication number: 20220247453Abstract: Disclosed herein is a coil component that includes a first coil pattern, wherein an opening area surrounded by the first coil pattern has a first side extending in a first direction and a second side extending in the first direction, and wherein the first side is longer than the second side.Type: ApplicationFiled: January 13, 2022Publication date: August 4, 2022Applicant: TDK CorporationInventors: Noritaka CHIYO, Takuya YOSHIDA, Michihisa TOKUI, Tomohiro MORIKI, Takahiro OHISHI
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Publication number: 20220234933Abstract: A screw-type separation device 1 includes a casing 10 including an object discharging port and discharging an object A having been dehydrated, and a separated liquid discharging port; a screw shaft provided inside the casing and extending in an extending direction that is a direction from the one end part to the other end part; a first screw blade extending spirally on an outer peripheral surface of the screw shaft; and a second screw blade extending spirally on the outer peripheral surface of the screw shaft such that a predetermined gap is formed with respect to the first screw blade in the extending direction. A groove is formed on an inner peripheral surface of the casing.Type: ApplicationFiled: June 18, 2020Publication date: July 28, 2022Applicant: METAWATER CO., LTD.Inventors: Satoshi INOUE, Yoshitaka HASHIMOTO, Yoshinori ANDO, Takuya YOSHIDA
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Publication number: 20220181435Abstract: A semiconductor device according to the present disclosure includes: a first conductivity-type silicon substrate including a cell part and a termination part surrounding the cell part in plan view; a first conductivity-type emitter layer provided on a front surface of the silicon substrate in the cell part; a second conductivity-type collector layer provided on a back surface of the silicon substrate in the cell part; a first conductivity-type drift layer provided between the emitter layer and the collector layer; a trench gate provided to reach the drift layer from a front surface of the emitter layer; and a second conductivity-type well layer provided on the front surface of the silicon substrate in the termination part. Vacancies included in a crystal defect in the cell part are less than vacancies included in a crystal defect in the termination part.Type: ApplicationFiled: September 13, 2021Publication date: June 9, 2022Applicant: Mitsubishi Electric CorporationInventors: Kenji SUZUKI, Yuki HARAGUCHI, Haruhiko MINAMITAKE, Taiki HOSHI, Takuya YOSHIDA, Hidenori KOKETSU, Yusuke MIYATA, Akira KIYOI
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Publication number: 20220173094Abstract: A semiconductor device includes a semiconductor substrate, a first semiconductor layer of a first conductivity type, a second semiconductor layer of a second conductivity type, a diode trench gate, and an electrode layer. The first semiconductor layer is provided as a surface layer on the upper surface side of the semiconductor substrate. The second semiconductor layer is provided below the first semiconductor layer. The diode trench gate includes a diode trench insulation film formed along, out of the inner wall of the trench, a lower side wall and a bottom that are located below an upper side wall located on the upper end side of the trench. The diode trench gate includes a diode trench electrode provided inside the trench. The electrode layer covers the upper side wall of the trench. The first semiconductor layer is in contact with the electrode layer on the upper side wall of the trench.Type: ApplicationFiled: August 23, 2021Publication date: June 2, 2022Applicant: Mitsubishi Electric CorporationInventors: Takuya YOSHIDA, Kenji SUZUKI, Yuki HARAGUCHI, Hidenori KOKETSU
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Patent number: 11270085Abstract: A non-transitory computer-readable recording medium stores therein a generating program that causes a computer to execute a process including: receiving a word; generating a first and a second vectors according to the received word by applying a first and a second conversion parameters each to the received word; and generating a new third vector according to the word based on the generated first and second vectors.Type: GrantFiled: October 8, 2018Date of Patent: March 8, 2022Assignee: FUJITSU LIMITEDInventors: Takuya Nakajima, Ryuichi Takagi, Masashi Kimura, Takamichi Toda, Takuya Yoshida, Kayoko Iwamoto, Naoki Takahashi
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Publication number: 20210272738Abstract: Disclosed herein is a coil component that includes a coil pattern provided on the substrate. The outer and inner shapes of the coil pattern are both larger in width in a first direction than a second direction. The outer shape of the coil pattern has a pair of first outer shape sections and a second outer shape section positioned between the pair of first outer shape sections in the first direction and having a width in the second direction larger than that of the first outer shape sections. The inner shape of the coil pattern has a pair of first inner shape sections and a second inner shape section positioned between the pair of first inner shape sections in the first direction and having a width in the second direction larger than that of the first inner shape sections.Type: ApplicationFiled: March 1, 2021Publication date: September 2, 2021Inventors: Noritaka CHIYO, Takuya YOSHIDA
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Patent number: 11048239Abstract: A control parameter optimizing system and an operation optimizing apparatus equipped therewith are provided, the system being applicable to an existing plant without modifying the control panel or equipment of the plant, the system further being capable of optimizing the operation control of the plant in accordance with diverse operational requirements. The system includes an objective function setting section, a plant model, and a control parameter optimizing section. The control parameter optimizing section includes an optimization control parameter selecting section and an optimization control parameter adjusting section. The optimization control parameter selecting section selects as an optimization control parameter the control parameter for optimizing an objective function based on control logic information extracted from a power plant.Type: GrantFiled: July 17, 2019Date of Patent: June 29, 2021Assignee: Mitsubishi Power, Ltd.Inventors: Yasuhiro Yoshida, Takuya Yoshida, Takaaki Sekiai, Yuya Tokuda, Kazunori Yamanaka, Atsushi Yamashita, Norihiro Iyanaga
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Publication number: 20210115961Abstract: To reduce the load required to press-fit a nut into a plate material, the nut includes a base part 2 provided with a female screw 18, a cylindrical protrusion part 3 protruding from one surface of the base part and a plurality of foot parts 4 protruding from an outer peripheral surface side of the protrusion part. An end of the respective foot parts closer to the protrusion part is formed so that a width gradually expands from a tip end side toward a protrusion part side, and that both outer sides of the end are arc-shaped in plan view.Type: ApplicationFiled: November 18, 2020Publication date: April 22, 2021Applicant: AOYAMA SEISAKUSHO CO., LTD.Inventors: Shigeki MATSUNAMI, Kazuhiro KOGA, Tsuyoshi KOJIMA, Naoki HOSHINO, Takuya YOSHIDA