Patents Assigned to Tokyo Institute of Technology
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Patent number: 11737363Abstract: A thermoelectric cell includes a thermoelectric body including heat-utilizing power generating elements in each of which a thermoelectric conversion layer and a solid electrolyte layer are layered, a conductive case including a first case body and a second case body and accommodating the thermoelectric body, an insulating member electrically insulating the first case body or the second case body or the second case body and the solid electrolyte layer on a side surface of the thermoelectric body while electrically insulating the first case body and the second case body, and a compressible conductor accommodated in the case and disposed between the thermoelectric body and the case. The first case body, the thermoelectric body, and the second case body are electrically connected in a stacked direction by disposing the compressible conductor on a side of at least one of the first case body and the second case body.Type: GrantFiled: December 6, 2019Date of Patent: August 22, 2023Assignees: Sanoh Industrial Co., Ltd., TOKYO INSTITUTE OF TECHNOLOGYInventors: Biao Mei, Sachiko Matsushita
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Publication number: 20230253613Abstract: A main object of the present disclosure is to provide a sulfide solid electrolyte with excellent water resistance. The present disclosure achieves the object by providing a sulfide solid electrolyte including a LGPS type crystal phase, and containing Li, Ge, P, and S, wherein: when an X-ray photoelectron spectroscopy measurement is conducted to a surface of the sulfide solid electrolyte, a proportion of Ge2+ with respect to total amount of Ge is 20% or more.Type: ApplicationFiled: October 3, 2022Publication date: August 10, 2023Applicants: Tokyo Institute of Technology, Toyota Jidosha Kabushiki KaishaInventors: Ryoji KANNO, Satoshi HORI, Keiichi MINAMI, Shinya SHIOTANI
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Publication number: 20230241786Abstract: A control device for an inspection device including a long flexible robot that is formed by connecting a plurality of units and bendable at each unit with a desired curvature, and a posture actuator that adjusts a posture of the unit includes a target posture specifying unit that specifies a target posture including positions of representative points of the respective units traveling along a predetermined route, and an operation amount determination unit that determines an operation amount for bringing the unit to the target posture using a learning model with the target posture of the unit as an input and an operation amount of the posture actuator as an output.Type: ApplicationFiled: January 30, 2023Publication date: August 3, 2023Applicants: MITSUBISHI HEAVY INDUSTRIES, LTD., TOKYO INSTITUTE OF TECHNOLOGYInventors: Yasutaka FUKE, Hirone KOMATSU, Takashi MATSUZAWA, Shin ASANO, Kotaro TADANO, Koshiro IRIE, Chanvicharo LY
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Patent number: 11707530Abstract: The present invention pertains to a ligand that contains a plurality of groups represented by formula (1) and is capable of multivalently binding to a glutamine transporter expressed in excess in a cancer cell compared to a normal cell.Type: GrantFiled: August 17, 2017Date of Patent: July 25, 2023Assignees: TOKYO INSTITUTE OF TECHNOLOGY, OSAKA UNIVERSITYInventors: Nobuhiro Nishiyama, Hiroyasu Takemoto, Takahiro Nomoto, Keishiro Tomoda, Makoto Matsui, Naoki Yamada, Yuto Honda, Hideshi Ishii, Masaki Mori, Masamitsu Konno
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Publication number: 20230222046Abstract: To provide a device state monitoring system capable of monitoring an operating status of a device in detail. The device state monitoring system includes: a collection unit that acquires, from a device which executes a series of processes, operating information about the device in a time-series manner; and a process determination unit that performs matching of the operating information acquired by the collection unit with matching data obtained by modeling the operating information acquired from the device when the device is in each of the processes, and determines process information concerning the process which the device is executing.Type: ApplicationFiled: June 8, 2021Publication date: July 13, 2023Applicants: MITZBA DENYOSHA CO., LTD., TOKYO INSTITUTE OF TECHNOLOGY, PIECAKE, INC., KYOWA SEIKO CO., LTD.Inventors: Yoh OZAKI, Hiroshi DEGUCHI, Tadashi KURATA, Yasunari ISHIZUKA, Hiroyuki HASHIBA, Keisuke NARUSE
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Patent number: 11692173Abstract: The present invention provides, in order to prepare matured hepatocytes analogous in various points to primary hepatocytes, a method for preparing hepatocytes or cells that can be differentiated into hepatocytes from pluripotent stem cells, comprising the steps of: (1) culturing the pluripotent stem cells in a medium containing an activator of an activin receptor-like kinase-4,7; (2) culturing the cells obtained in the step (1) in a medium containing a bone morphogenetic factor and a fibroblast growth factor; (3) culturing the cells obtained in the step (2) in a medium containing an activator of a hepatocyte growth factor receptor and an activator of an oncostatin M receptor; and (4) culturing the cells obtained in the step (3) to obtain hepatocytes or cells that can be differentiated into hepatocytes, wherein in at least one of the steps (2), (3) and (4), cells are cultured on a high-density collagen gel membrane.Type: GrantFiled: October 9, 2018Date of Patent: July 4, 2023Assignees: TOKYO INSTITUTE OF TECHNOLOGY, KANTO KAGAKU KABUSHIKI KAISHA, CHUGAI SEIYAKU KABUSHIKI KAISHAInventors: Shoen Kume, Nobuaki Shiraki, Hiroyuki Yamaguchi, Tomoaki Inoue, Toshito Nakagawa, Jumpei Kiyokawa
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Publication number: 20230204696Abstract: A sensor includes two magnetic sensors detecting a magnetic field around an object, and outputting at least one of a magnetic field signal and a temperature signal, an optical system emitting the excitation light to the two magnetic sensors, and a processor calculating a difference between a magnetic fields corresponding to the magnetic field signal detected by the two magnetic sensors, wherein each of the magnetic sensors includes an element disposed around the object and having color centers, an antenna radiating a microwave magnetic field to the element, an optical sensor detecting an intensity of a fluorescence generated by the element, and outputting an intensity signal, and a controller calculating at least one of a magnetic field and temperature around the measurement object, and output at least one of a magnetic field signal indicating the calculated magnetic field and a temperature signal indicating the calculated temperature to the processor.Type: ApplicationFiled: December 27, 2022Publication date: June 29, 2023Applicant: TOKYO INSTITUTE OF TECHNOLOGYInventors: Yuji HATANO, Takayuki IWASAKI, Mutsuko HATANO, Jaewon SHIN
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Publication number: 20230192952Abstract: A method of producing a compound represented by formula (3): includes: step (1) of performing coupling of a monodispersed polyethylene glycol derivative represented by formula (4) shown below with a compound represented by formula (5) shown below using a base catalyst having a pKa in an aqueous solution of 15 to 20 to obtain a compound represented by formula (6) shown below, step (2) of deprotecting the protective group A of the compound represented by the formula (6) to obtain a compound represented by formula (7) shown below, and step (3) of subjecting the compound represented by the formula (7) to separatory purification; and step (4) of subjecting the compound represented by the formula (7) to deprotection treatment or reduction treatment to obtain the compound represented by formula (3), in an order described above, where Y2, n, A, B, and Z are as defined herein:Type: ApplicationFiled: February 13, 2023Publication date: June 22, 2023Applicants: TOKYO INSTITUTE OF TECHNOLOGY, NOF CORPORATIONInventors: Kazushi KINBARA, Tomoki Uruga, Tomoyuki Ohtake
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Publication number: 20230192953Abstract: An intermediate for production of a branched type hetero monodispersed polyethylene glycol which is represented by formula (2), the intermediate being represented by formula (3) or (40): where X1, L1, L3, Y1, Y2, and n are as defined herein.Type: ApplicationFiled: February 13, 2023Publication date: June 22, 2023Applicants: Tokyo Institute of Technology, NOF CorporationInventors: Kazushi Kinbara, Tomoki Uruga, Tomoyuki Ohtake
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Publication number: 20230186040Abstract: A sensor interface circuit includes: an RF switch having a control node; a bias circuit electrically connected to the control node and applying, to the control node, a voltage at a first level or a second level corresponding to a linear region of a reflection characteristic; a first variable oscillation circuit electrically connectable to a first sensor; a second variable oscillation circuit electrically connectable to a second sensor; and a difference circuit electrically connected between the first variable oscillation circuit and the bias circuit, and between the second variable oscillation circuit and the bias circuit.Type: ApplicationFiled: May 7, 2021Publication date: June 15, 2023Applicants: NISSHINBO MICRO DEVICES INC., TOKYO INSTITUTE OF TECHNOLOGY, ALPS ALPINE CO., LTD.Inventors: Hiroki SATO, Masayuki SATO, Noboru ISHIHARA, Shinji MURATA
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Patent number: 11677068Abstract: An electrode active material for a nonaqueous secondary battery comprising: an alkali metal-transition metal composite oxide particles, a hole-doped graphene with an anion. The electrode active material for a nonaqueous secondary battery may be manufactured by a method which includes obtaining a hole-doped graphene by bringing a graphene raw material into contact with a two-coordinate boron cation, and bringing the hole-doped graphene into contact with an alkali metal-transition metal composite oxide particle.Type: GrantFiled: November 10, 2021Date of Patent: June 13, 2023Assignees: TOKYO INSTITUTE OF TECHNOLOGY, NICHIA CORPORATIONInventors: Takanori Fukushima, Yoshiaki Shoji, Hiroaki Takahashi, Takefumi Sumitomo, Akihiro Tokai
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Patent number: 11667609Abstract: Provided is a compound, which is represented by the following general formula (1): where X1 and X2 each independently represent an acrylic group or a methacrylic group, R1 to R8 each independently represent a hydrogen atom or a hydrocarbon group having 1 to 6 carbon atoms, and ānā represents an integer of from 1 to 10.Type: GrantFiled: February 20, 2020Date of Patent: June 6, 2023Assignees: ADEKA CORPORATION, TOKYO INSTITUTE OF TECHNOLOGYInventors: Hideyuki Otsuka, Daisuke Aoki, Daisuke Sawamoto, Atsushi Kobayashi, Satoyuki Chikaoka
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Patent number: 11669997Abstract: An image processing system, which estimates a position and a pose of a camera and performs three-dimensional reconstruction processing of an object having a cylindrical shape by using a photographed image acquired by photographing an inside of the object with the camera, includes a processor. The processor estimates a first center axis of the cylindrical shape by using a group of three-dimensional points obtained by reconstructing, in a three-dimensional space, a group of feature points extracted from the photographed image. In addition, the processor performs bundle adjustment for correcting the position and the pose of the camera and the coordinates of the group of three-dimensional points by using a condition for minimizing a total sum of differences between a radius of the cylindrical shape and respective distances from the first center axis to individual three-dimensional points that constitute the group of three-dimensional points.Type: GrantFiled: May 26, 2021Date of Patent: June 6, 2023Assignees: Tokyo Institute of TechnologyInventors: Naoyuki Miyashita, Masatoshi Okutomi, Sho Kagami
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Publication number: 20230160683Abstract: An atomic beam is irradiated with a first, a second, and a third laser beam. The first laser beam and the third laser beam each have a wavelength corresponding to a transition between a ground state and a first excited state. The second laser beam has a wavelength corresponding to a transition between the ground state and a second excited state. First, atoms each having a smaller velocity component than a predetermined velocity in a direction orthogonal to the traveling direction of the atomic beam are changed from the ground state to the first excited state by the first laser beam. Subsequently, a momentum is provided for individual atoms in the ground state by the second laser beam, which removes the atoms from the atomic beam. Finally, atoms in the first excited state are returned from the first excited state to the ground state by the third laser beam.Type: ApplicationFiled: January 19, 2023Publication date: May 25, 2023Applicants: JAPAN AVIATION ELECTRONICS INDUSTRY, LIMITED, TOKYO INSTITUTE OF TECHNOLOGYInventors: Mikio KOZUMA, Ryotaro INOUE, Toshiyuki HOSOYA, Atsushi TANAKA
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Publication number: 20230147287Abstract: Provided are a genome engineering method and a genome engineering kit which can efficiently engineer two or more alleles and are capable of engineering a relatively large region. The present invention provides a genome engineering method for engineering two or more alleles, comprising the steps of: (a) introducing the following (i) and (ii) to a cell comprising the chromosome: (i) a genome engineering system comprising a sequence-specific nucleic acid cleaving molecule targeting a target region in the chromosomal genome, or a polynucleotide encoding the sequence-specific nucleic acid cleaving molecule, and (ii) two or more donor DNAs for selective markers respectively having different selective marker genes (the number of types of the donor DNAs for selective markers are equal to or more than the number of the alleles that are subject to genome engineering); and (b) selecting the cell on the basis of all the selective marker genes carried by the two or more donor DNAs for selective markers.Type: ApplicationFiled: April 5, 2021Publication date: May 11, 2023Applicants: Logomix, Inc., Tokyo Institute of TechnologyInventors: Yasunori AIZAWA, Tomoyuki OHNO
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Patent number: 11646562Abstract: A current interrupting device includes a current limiting element on a power supply path from a predetermined power supply to a load device. The current limiting element is configured to exhibit a current limiting action when current flowing in the power supply path exceeds a first current threshold value. The current interrupting device further includes a current diversion path switch, and a controller programmed to control on and off of the current diversion path switch. The controller is programmed to switch a current diversion path switch on from an off state when it is detected that current flowing in the current limiting element is limited to a second current threshold value after the current flowing in the current limiting element has exceeded the first current threshold value, and switch the switch off again after a predetermined switched-on holding time has elapsed since the switch has been switched on.Type: GrantFiled: September 15, 2020Date of Patent: May 9, 2023Assignees: National University Corporation Saitama University, Tokyo Institute of Technology, The University of TokyoInventors: Yuki Inada, Yasushi Yamano, Mitsuaki Maeyama, Shungo Zen, Wataru Ohnishi
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Patent number: 11637234Abstract: A magnetoresistive memory cell includes an MTJ element including a magnetization free layer and a pure spin injection source. The pure spin injection source includes a BiSb layer coupled to the magnetization free layer. By flowing an in-plane current through the BiSb layer, this arrangement is capable of providing magnetization reversal of the magnetization free layer.Type: GrantFiled: September 14, 2018Date of Patent: April 25, 2023Assignee: TOKYO INSTITUTE OF TECHNOLOGYInventors: Nam Hai Pham, Huynh Duy Khang Nguyen
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Publication number: 20230107592Abstract: In order to enable a reductive amination reaction at a low temperature and a low hydrogen pressure, provided is a catalyst comprising cobalt supported on an oxide, the catalyst produced by a method comprising the following steps (1) to (4): (1) a step of mixing a salt containing a cobalt ion and an oxide in water, (2) a step of distilling water away from a mixed solution obtained in step (1) and drying a resulting solid material, (3) a step of calcining a dried material obtained in step (2) in a nitrogen stream, and (4) a step of reducing a calcined product obtained in step (3) in a hydrogen stream.Type: ApplicationFiled: March 1, 2021Publication date: April 6, 2023Applicant: TOKYO INSTITUTE OF TECHNOLOGYInventors: Michikazu HARA, Keigo KAMATA, Yusuke KITA, Dian DENG
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Patent number: 11613607Abstract: A branched type hetero monodispersed polyethylene glycol represented by formula (1) where X1, Y1, n, E, L1, L2 and L3 are as defined herein.Type: GrantFiled: October 6, 2017Date of Patent: March 28, 2023Assignees: TOKYO INSTITUTE OF TECHNOLOGY, NOF CORPORATIONInventors: Kazushi Kinbara, Tomoki Uruga, Tomoyuki Ohtake
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Patent number: 11614318Abstract: An atomic beam is irradiated with a first laser beam, a second laser beam, and a third laser beam. The first laser beam and the third laser beam each have a wavelength corresponding to a transition between a ground state and a first excited state. The second laser beam has a wavelength corresponding to a transition between the ground state and a second excited state. First, atoms each having a smaller velocity component than a predetermined velocity in a direction orthogonal to the traveling direction of the atomic beam are changed from the ground state to the first excited state by the first laser beam. Subsequently, a momentum is provided for individual atoms in the ground state by the second laser beam, which removes the atoms from the atomic beam. Finally, atoms in the first excited state are returned from the first excited state to the ground state by the third laser beam.Type: GrantFiled: October 9, 2019Date of Patent: March 28, 2023Assignees: JAPAN AVIATION ELECTRONICS INDUSTRY, LIMITED, TOKYO INSTITUTE OF TECHNOLOGYInventors: Mikio Kozuma, Ryotaro Inoue, Toshiyuki Hosoya, Atsushi Tanaka