Patents by Inventor Yuki Ito
Yuki Ito 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: 11973198Abstract: A semiconductor device capable of detecting a micro-short circuit of a secondary battery is provided. The semiconductor device includes a first source follower, a second source follower, a transistor, a capacitor, and a comparator. A negative electrode potential and a positive electrode potential of the secondary battery are supplied to the semiconductor device, a first potential is input to the first source follower, and a second potential is input to the second source follower. A signal for controlling the conduction state of the transistor is input to a gate of the transistor, and an output potential of the first source follower related to the potential between the positive electrode and the negative electrode of the secondary battery is sampled.Type: GrantFiled: November 11, 2019Date of Patent: April 30, 2024Assignee: Semiconductor Energy Laboratory Co., Ltd.Inventors: Takanori Matsuzaki, Kei Takahashi, Takahiko Ishizu, Yuki Okamoto, Minato Ito
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Publication number: 20240136860Abstract: A power reception device 3 includes: an estimation circuit 28 estimating a load resistance of an entire contactless power feed apparatus 1; and a reception-side communicator 27 transmitting an estimated value of the load resistance of the entire contactless power feed apparatus 1 to a power transmission device 2. The power transmission device 2 has a power supply circuit 11 supplying AC power to a transmission coil 12 supplying power to the power reception device 3. The power transmission device 2 further includes a control circuit 18 decreasing an input/output gain of a transmission-side DC-DC converter 31 included in the power supply circuit 11 by a predetermined amount when the estimated value of the load resistance is less than a predetermined allowed lower limit, and maintaining or increasing the input/output gain when the estimated value of the load resistance is equal to or greater than the predetermined allowed lower limit.Type: ApplicationFiled: September 9, 2023Publication date: April 25, 2024Applicant: OMRON CorporationInventors: Goro NAKAO, Yuki ITO, Taichi MISHIMA
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Publication number: 20240136439Abstract: A semiconductor device includes a substrate, a semiconductor layer, an element region, and fin transistors. The substrate includes a principal surface. The semiconductor layer is formed as a surface layer or on the principal surface of the substrate, the surface layer being the principal surface of the substrate. The semiconductor layer has a crystal structure in which an angle between two of crystal orientations with equivalent relationships on a crystal plane having a correspondence with the principal surface of the substrate is 60 degrees or 120 degrees. The element region includes unit element regions formed on the principal surface of the substrate. The fin transistors are formed in the semiconductor layer, in the respective unit element regions. The fin transistors radially extend from a center toward an outer periphery of the element region. Adjacent two of the fin transistors have a spacing with a 60° angle or a 120° angle.Type: ApplicationFiled: March 22, 2021Publication date: April 25, 2024Applicant: Mitsubishi Electric CorporationInventors: Yuki TAKIGUCHI, Eiji YAGYU, Kunihiko NISHIMURA, Hisashi SAITO, Takahiro YAMADA, Daisuke TSUNAMI, Marika NAKAMURA, Masanao ITO
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Publication number: 20240136859Abstract: A contactless power feed apparatus 1 has a relay circuit 4 relaying power transmitted from a power transmission device 2 to a power reception device 3 in a contactless manner. The power transmission device 2 has: a transmission coil 12 transmitting AC power to the relay circuit 4. The relay circuit 4 has: a first coil 31, electromagnetically coupled with the transmission coil 12 and receiving the AC power from the transmission coil 12; a second coil 32, transmitting the AC power to the power reception device 3; and a resonant capacitor 33, resonating with the AC power supplied to the transmission coil 12 together with the first and second coils 31, 32. The power reception device 3 has: a resonant circuit 20, having a reception coil 21 receiving AC power from the second coil 32 by being electromagnetically coupled with the second coil 32 of the relay circuit 4.Type: ApplicationFiled: September 5, 2023Publication date: April 25, 2024Applicant: OMRON CorporationInventors: Goro NAKAO, Yuki ITO, Taichi MISHIMA
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Publication number: 20240136102Abstract: A winding of a transmission coil included in a power transmission device of a contactless power feed apparatus and serving to transmit AC power to a power reception device contactlessly is formed of a wiring pattern provided on a substrate. The transmission coil is divided into partial coils arranged coaxially. Each of the partial coils is formed such that, among the partial coils, a number of turns of a winding included in a partial coil is larger as the partial coil is located more outwardly.Type: ApplicationFiled: September 6, 2023Publication date: April 25, 2024Applicant: OMRON CorporationInventors: Goro NAKAO, Yuki ITO, Taichi MISHIMA, Yusuke KAWAI, Hiroyuki IBUKI, Yoshihisa ISHIKAWA
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Patent number: 11964916Abstract: A layered body, which has a change in texture derived from zirconia, particularly a change in translucency and is suitable as a dental prosthetic member, a precursor thereof, or a method for producing these. The layered body has a structure in which two or more layers containing zirconia containing a stabilizer are layered, the layered body including at least: a first layer containing zirconia having a stabilizer content of higher than or equal to 4 mol %; and a second layer containing zirconia having a stabilizer content different from that of the zirconia contained in the first layer. At least one layer contains one or more elements capable of coloring zirconia.Type: GrantFiled: November 30, 2022Date of Patent: April 23, 2024Assignee: TOSOH CORPORATIONInventors: Yuki Ushio, Akiko Ito, Sho Azechi, Hiroyuki Fujisaki
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Publication number: 20240124954Abstract: A pure copper sheet of the present invention has a composition including 99.96 mass % or more of Cu, 0.01 mass ppm or more and 3.00 mass ppm or less of P, 10.0 mass ppm or less of a total content of Pb, Se, and Te, 3.0 mass ppm or more of a total content of Ag and Fe, and inevitable impurities as a balance, in which an average crystal grain size of crystal grains on a rolled surface is 10 ?m or more, an aspect ratio of the crystal grain on the rolled surface is set to 2.0 or less, and a length percentage of the small tilt grain boundary and the subgrain boundary with respect to all grain boundaries is set to 80% or less in terms of partition fraction.Type: ApplicationFiled: March 8, 2021Publication date: April 18, 2024Applicant: MITSUBISHI MATERIALS CORPORATIONInventors: Hirotaka MATSUNAGA, Yuki ITO, Hiroyuki MORI, Norihisa IIDA, Motohiro HITAKA
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Publication number: 20240122517Abstract: A biological information measurement device adapted to be attached on an upper arm of a human body and used thereon includes a belt portion adapted to be wound around the upper arm, electrocardiographic measurement means including a plurality of electrodes for detecting an electrocardiographic signal of the human body, pulse wave measurement means including a pulse wave sensor for detecting a pulse wave of the human body, heartbeat vibration measurement means including a vibration sensor for detecting vibration caused by beating of a heart of the human body, and an analysis processing unit configured to calculate a pre-ejection time and a pulse transit time of the heart based on time series data of the electrocardiographic signal, time series data of the pulse wave, and time series data of the vibration caused by the beating of the heart.Type: ApplicationFiled: December 12, 2023Publication date: April 18, 2024Inventors: Yasuhiro KAWABATA, Kenji FUJII, Naomi MATSUMURA, Akito ITO, Yuki SAKAGUCHI, Reiji FUJITA, Daizo OKA
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Patent number: 11962002Abstract: The present disclosure concerns lithium zirconium phosphate (LZP) chemical oxides for coated cathode active materials, which are useful in cathodes (i.e., positive electrodes) of rechargeable lithium-batteries for reversibly storing lithium ions (Li+).Type: GrantFiled: September 7, 2023Date of Patent: April 16, 2024Assignee: QuantumScape Battery, Inc.Inventors: Cheng-Chieh Chao, Sarah Chavez, Hyeseung Chung, Seitaro Ito, Yuki Katoh, Konstantin Lokshin, Akinari Ohash, Jessa Silver, Yaosen Tian, Virgil Xu, Zhenfeng Yu
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Publication number: 20240119475Abstract: An information processing device includes a processor configured to provide an incentive to a first user who sells or returns a first vehicle in which a part of a first coating film including an easily peelable layer is not peeled off.Type: ApplicationFiled: December 19, 2023Publication date: April 11, 2024Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Yukinori II, Kenji YAMAGUCHI, Junya OGAWA, Yuki NAGANUMA, Junya YAMAMOTO, Yuta TONE, Naoki ISHIZUKA, Tadayuki TANAKA, Keisuke ITO, Yuka YOKOI, Takashi HAYASHI, Naoya OKA, Yu HAMADA
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Patent number: 11945336Abstract: An information creation apparatus includes a processor configured to, in a case where priorities of power supply are set to power supply targets, set upper limits of power storage remaining amounts of the power supply targets such that the upper limit of the power storage remaining amount of a power supply target with a lower priority is set to a value larger than a reference value.Type: GrantFiled: July 14, 2021Date of Patent: April 2, 2024Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Yoshimasa Watanabe, Kizuku Yamada, Masaki Ito, Sakiko Yoshida, Yuki Takahashi, Tomonori Imamura
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Publication number: 20240091560Abstract: A dose monitor measures a dose of a beam. The position monitor measures the beam size of the beam. The irradiation control apparatus calculates the measurement characteristic of the dose monitor based on the dose and the beam size of the beam, and controls the irradiation of the patient with the beam based on the measurement characteristic and the dose.Type: ApplicationFiled: September 15, 2022Publication date: March 21, 2024Inventors: Takuto MIYOSHI, Takuya NOMURA, Yuki ITO, Takashi TOYODA, Takahiro YAMADA
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Publication number: 20240081718Abstract: A biological information measurement device includes a sensor unit that detects predetermined biological information related to an organ of a living body, an A/D conversion unit that converts a measurement signal output from the sensor unit into a digital signal, a storage unit that stores information including a digital signal related to the measurement signal output from the A/D conversion unit, an analysis processing unit that determines presence or absence of a suspicion of an abnormality in the organ by analyzing the digital signal, and a measurement control unit that changes a sampling frequency related to A/D conversion of the measurement signal under a predetermined condition when the analysis processing unit has determined that a suspicion of an abnormality is present in the organ.Type: ApplicationFiled: November 16, 2023Publication date: March 14, 2024Inventors: Kenji FUJII, Yasuhiro KAWABATA, Naomi MATSUMURA, Akito ITO, Yuki SAKAGUCHI, Daizo OKA, Takuya YOSHIDA, Seiji FUKUNAGA, Tatsuaki OKA
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Publication number: 20240086534Abstract: A tampering detection device includes tampering detection circuitry configured to acquire an access pattern of a monitoring target file, extract a time-series pattern of access for each monitoring target file from the access pattern acquired, and determine a scan pattern on a basis of the time-series pattern of access extracted.Type: ApplicationFiled: January 13, 2021Publication date: March 14, 2024Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATIONInventors: Yuki YAMANAKA, Manami ITO, Ryota SATO, Hiroyoshi TAKIGUCHI, Nobuhiro CHIBA, Yoshiaki NAKAJIMA
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Publication number: 20240083407Abstract: An oil dilution inhibiting apparatus is configured to inhibit oil dilution caused by mixture of fuel into engine oil. The oil dilution inhibiting apparatus includes a control unit. The control unit is configured to estimate friction of an engine and determine that the oil dilution occurs when the friction of the engine is decreased to a value lower than or equal to a predetermined threshold value to perform control so that the engine is operated at a higher speed.Type: ApplicationFiled: September 1, 2023Publication date: March 14, 2024Inventors: Naonori HAGIWARA, Yuuki ITO, Kenu TAKAHASHI, Yuki SUGIE, Kosuke YOSHIDA, Yuuma SUZUKI, Shogo WATANABE
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Publication number: 20240083035Abstract: A robot system includes a control device configured or programmed to evaluate a plurality of generated holding posture candidates based on an index including difficulty of interference of at least one of a robot arm or a hand with a surrounding object at a time at which a workpiece is held and generate a movement path.Type: ApplicationFiled: June 18, 2021Publication date: March 14, 2024Applicant: KAWASAKI JUKOGYO KABUSHIKI KAISHAInventors: Takuya SHITAKA, Yuki TAKAYAMA, Shinpei ITO, Kippei MATSUDA, Toshiyuki HOMMA
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Patent number: 11919439Abstract: A lever operation device includes a housing, a lever portion which is attached to the housing and on which a first rotation operation about a first shaft is performed, a magnet attached to a tip portion of the lever portion, a magnetic sensor that is arranged in the housing so as to be located on extension from the tip portion, and a detent portion provided on the lever portion and includes a detent tip end portion and an elastic portion, the detent tip end portion generating a detent by moving with a tilt in a direction of the first rotation operation from a direction of extension from the tip portion of the lever portion and coming into contact with a detent surface of a detent wall arranged on the housing, and the elastic portion applying an elastic force to the detent tip end portion.Type: GrantFiled: March 30, 2022Date of Patent: March 5, 2024Assignee: KABUSHIKI KAISHA TOKAI RIKA DENKI SEISAKUSHOInventors: Yosuke Hatada, Yuki Sato, Takamitsu Ito
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Patent number: 11923123Abstract: A multilayer substrate includes first and second insulating layers stacked in a stacking direction with the second insulating layer located at a first side of the first insulating layer in the stacking direction, a first coil pattern disposed on a first principal surface of the first insulating layer on the first side of the first insulating layer in the stacking direction, and a second coil pattern disposed on a first principal surface of the second insulating layer on the first side of the second insulating layer in the stacking direction. The first and second coil patterns have spiral shapes. When viewed from the layer stacking direction, at least a portion of a first area in which the first coil pattern is disposed and at least a portion of a second area in which the second coil pattern is disposed overlap each other.Type: GrantFiled: October 22, 2018Date of Patent: March 5, 2024Assignee: MURATA MANUFACTURING CO., LTD.Inventors: Kazutaka Muraoka, Kuniaki Yosui, Yuki Ito, Naoki Gouchi
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Patent number: 11907472Abstract: A detection device includes a plurality of first electrodes extending in a first direction, a plurality of second electrodes extending in a second direction that crosses the first direction, and a controller. The controller selects, as first detection electrodes, two of the first electrodes and two of the second electrodes positioned outermost in a predetermined detection region, selects, as first driving electrodes, at least one of first electrodes and the second electrodes not selected as the first detection electrodes, and detects a target in a non-contacting state from signals expressing capacitances acquired, by applying a voltage to the first driving electrodes, from the first detection electrodes.Type: GrantFiled: December 20, 2021Date of Patent: February 20, 2024Assignee: Shanghai Tianma Micro-Electronics Co., Ltd.Inventors: Yuki Ito, Yukihiro Ito
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Publication number: 20240049479Abstract: A variable resistance non-volatile memory includes a memory cell including a core portion extending in a first direction above a semiconductor substrate, a variable resistance layer extending in a first direction and in contact with the core portion, a semiconductor layer extending in a first direction and in contact with the variable resistance layer, an insulator layer extending in a first direction and in contact with the semiconductor layer, and a first voltage application electrode extending in a second direction crossing the first direction and in contact with the insulator layer. An impurity concentration of the semiconductor layer is non-uniform, such that an impurity concentration of a first portion of the semiconductor layer in contact with the insulator layer is at least ten times higher than an impurity concentration of a second portion of the semiconductor layer in contact with the variable resistance layer.Type: ApplicationFiled: March 1, 2023Publication date: February 8, 2024Inventors: Yuki ITO, Daisaburo TAKASHIMA, Hidehiro SHIGA, Yoshiki KAMATA