Patents Assigned to Tokyo University of Science
  • Publication number: 20250130197
    Abstract: The present invention relates to an all-solid-state ion-selective electrode having an insertion material, and a method of manufacturing such an all-solid-state ion-selective electrode. The all-solid-state potassium ion-selective electrode (1) includes: a conductor (2); an insertion material (10) formed on a surface of the conductor (2); and a potassium ion-sensitive membrane (20) covering the insertion material (10). The insertion material (10) includes at least a Prussian blue analog represented by a structural formula KxFe[Fe(CN)6]y·nH2O, where x is a numerical number larger than 0 and less than or equal to 2, y is a numerical number larger than 0 and less than or equal to 1, and n is a numerical number larger than or equal to 0.
    Type: Application
    Filed: August 15, 2022
    Publication date: April 24, 2025
    Applicants: KOA CORPORATION, Tokyo University of Science Foundation
    Inventors: Toshiharu TAKAYAMA, Takahiro MATSUI, Tomoyuki KURIBAYASHI, Yuko TAKEI, Shinichi KOMABA, Ryoichi TATARA, Kenta ISHIHARA
  • Patent number: 12110360
    Abstract: One embodiment of the present invention provides a curable composition, including a polyfunctional isocyanate compound, a compound selected from the group consisting of a multivalent alcohol and an epoxy compound, and a base amplifier.
    Type: Grant
    Filed: August 27, 2019
    Date of Patent: October 8, 2024
    Assignee: Tokyo University of Science Foundation
    Inventor: Koji Arimitsu
  • Patent number: 12099297
    Abstract: An energy-sensitive composition including a polysilane, a base generator, and a solvent, the base generator including a compound represented by formula (b1) and a photo base generator: in which Rb1 to Rb3 each independently represents a hydrogen atom, halogen atom, hydroxyl group, mercapto group, sulfide group, silyl group, silanol group, nitro group, nitroso group, sulfonato group, phosphino group, phosphinyl group, phosphonato group or organic group; Rb4 and Rb5 each independently represent a hydrogen atom, halogen atom, hydroxyl group, mercapto group, sulfide group, silyl group, silanol group, nitro group, nitroso group, sulfino group, sulfo group, sulfonato group, phosphino group, phosphinyl group, phosphono group, phosphonato group or aliphatic group; and Rb6 represents a hydrogen atom, alkyl group or alkoxy group.
    Type: Grant
    Filed: October 26, 2021
    Date of Patent: September 24, 2024
    Assignees: TOKYO OHKA KOGYO CO., LTD., Tokyo University of Science Foundation
    Inventors: Kunihiro Noda, Dai Shiota, Koji Arimitsu
  • Patent number: 12066507
    Abstract: Proposed is a phase shift introduction method, a structure, and a circuit device for eliminating or minimizing a risk associated with dissimilar materials, solving in principle a problem of mixing of a signal current and a control current that occurs due to DC connection of a phase shifter to a signal line, and stably and reliably providing a phase shift that is desired to be introduced without being adversely effected by noise generated by an ambient magnetic field, which is generated due to use of an external power supply. A structure according to the present invention includes a phase shifter 101 and a closed-loop circuit 103 that is directly used for computation or storage, and a quantum phase shift is generated in the closed-loop circuit 103 by using a fractional flux quantum captured by the phase shifter 101 that is DC-separated from the closed-loop circuit 103.
    Type: Grant
    Filed: November 26, 2020
    Date of Patent: August 20, 2024
    Assignees: National Institute of Advanced Industrial Science and Technology, NATIONAL INSTITUTE FOR MATERIALS SCIENCE, Tokyo University of Science Foundation
    Inventors: Yasumoto Tanaka, Hirotake Yamamori, Takashi Yanagisawa, Shunichi Arisawa, Taichiro Nishio
  • Publication number: 20240273912
    Abstract: There is provided an item detection device that detects an item to be loaded and unloaded and includes an image acquisition unit acquiring a posture detection unit detecting the posture of the part to be loaded and unloaded on the basis of a computation result of the computing unit. The posture detection unit scans the second information image across a first region in which the feature part is present and a second region in which the feature part is not present to acquire a change in a visual parameter, calculates notation information indicating the boundary portion of the item on the basis of the change in the visual parameter, detects the feature line on the basis of the notation information, and detects the posture on the basis of a difference in angle between the feature line and a reference line in the second information image.
    Type: Application
    Filed: February 6, 2024
    Publication date: August 15, 2024
    Applicants: KABUSHIKI KAISHA TOYOTA JIDOSHOKKI, NATIONAL INSTITUTE OF ADVANCED INDUSTRIAL SCIENCE AND TECHNOLOGY, Tokyo University of Science Foundation
    Inventors: Yasuyo KITA, Yudai FUJIEDA, Ichiro MATSUDA, Nobuyuki KITA, Yukikazu KOIDE
  • Publication number: 20240164212
    Abstract: It would be helpful to provide a sheet-form thermoelectric conversion module with excellent thermoelectric conversion characteristics. A thermoelectric conversion module according to the disclosure is a thermoelectric conversion module formed in sheet form, the thermoelectric conversion module being disposed in contact or proximity to a heat source and generating power based on a temperature difference between a portion close to the heat source and a portion away from the heat source, the thermoelectric conversion module including an incision penetrating in a sheet thickness direction, wherein by stretching the thermoelectric conversion module in a predetermined direction, mutually opposite edges of the incision are separated, and the thermoelectric conversion module is transformed from a sheet form A into a three-dimensional structural form B protruding in the sheet thickness direction.
    Type: Application
    Filed: March 30, 2022
    Publication date: May 16, 2024
    Applicants: ZEON CORPORATION, Tokyo University of Science Foundation
    Inventors: Hideki UCHIDA, Takashi NAKAJIMA, Masahiro MOTOSUKE, Takahiro YAMAMOTO
  • Publication number: 20240158890
    Abstract: A gold alloy and a method for producing the gold alloy. The gold alloy includes: gold; and an Au—X-RE-based hypermaterial represented by a compositional formula AU100-(a+b)XaREb, wherein, in the compositional formula, X represents at least one atom selected from the group consisting of Al, Ga, In, Si, Ge, and Sn; RE represents a rare-earth element; and a and b respectively represent a content of X and a content of RE, expressed in at %, and satisfy the following (1) and (2): 10?a?40 (1); and 13?b?17 (2), wherein the Au—X-RE-based hypermaterial is dispersed in a gold matrix phase.
    Type: Application
    Filed: March 25, 2022
    Publication date: May 16, 2024
    Applicant: Tokyo University of Science Foundation
    Inventors: Ryuji Tamura, Kazuki Minami, Hiyori Yokoyama, Yutaro Abe, Asuka Ishikawa
  • Patent number: 11980107
    Abstract: A quantum computing system including plural base configurations each configured including a first quantum bit group configured from first quantum bits arranged so as to form a single column without mutual coupling, a second quantum bit group configured from second quantum bits arranged so as to form a single column with adjacent ones of the second quantum bits coupled together and each of the second quantum bits coupled to the first quantum bit that is arranged in a same row, and a third quantum bit coupled to all of the second quantum bits. The plural base configurations are arranged so as to form a single column with the third quantum bits in adjacent ones of the base configurations coupled together. In a quantum computing circuit configuration, a two-dimensional cluster state or a three-dimensional cluster state is accordingly realized with two-dimensional control wiring, or surface code is accordingly realized with a pseudo two-dimensional superconducting circuit.
    Type: Grant
    Filed: April 26, 2019
    Date of Patent: May 7, 2024
    Assignee: Tokyo University of Science Foundation
    Inventors: Jaw-Shen Tsai, Hiroto Mukai, Keiichi Sakata
  • Patent number: 11920045
    Abstract: To provide an active-energy-ray-curable composition including a compound represented by General Formula (I) below: where in the General Formula (I), R is hydrogen or a methyl group; A is a structure expressed by one selected from the group consisting of Structural Formulas (II) to (VII) below, each of which may have a substituent such as an alkyl group or an alkoxy group, or both; j and k in the Structural Formulas (VI) and (VII) are an integer of 0 or more; X denotes a substituent including a heteroatom; n is an integer of 0 or more, m is an integer of 1 or more, and n+m is 3 or more, or n is an integer of 0 and m is an integer of 2; and wavy lines in the Structural Formulas (II) to (VII) each independently denote a bond with X or a (meth)acryloyl group (H2C?CR—C(?O)—):
    Type: Grant
    Filed: April 1, 2020
    Date of Patent: March 5, 2024
    Assignees: Ricoh Company, Ltd., Tokyo University of Science Foundation
    Inventors: Soh Noguchi, Mitsunobu Morita, Takashi Okada, Tatsuki Yamaguchi, Koji Arimitsu
  • Patent number: 11873380
    Abstract: A photoreactive composition including a base-reactive compound, a photobase generator that is represented by the following Formula (1) and that generates a base when irradiated with light, and at least one compound selected from the group consisting of a polycyclic aromatic compound having a fused ring structure having two or more rings and a polycyclic aromatic compound having three or more aromatic rings and having a conjugated structure including any two or more of the three or more aromatic rings, in which the base-reactive compound is a compound having two or more groups that will have their polarity converted by the action of a base and that exhibit reactivity, in one molecule, or a compound having two or more groups that will react under the action of a base, in one molecule.
    Type: Grant
    Filed: May 7, 2019
    Date of Patent: January 16, 2024
    Assignee: Tokyo University of Science Foundation
    Inventor: Koji Arimitsu
  • Patent number: 11873354
    Abstract: A photobase generator includes a compound including a first skeleton represented by the following formula (a), and a second skeleton including a nitrogen atom bonding to a bonding position of the first skeleton to form an amide group, wherein the compound generates a base, in which a hydrogen atom is bonding with the nitrogen atom of the second skeleton, by light irradiation, and the pKa of a conjugate acid of the base in water is 12 or more. In formula (a), G is a divalent aromatic group, and * represents the bonding position with the nitrogen atom.
    Type: Grant
    Filed: September 10, 2020
    Date of Patent: January 16, 2024
    Assignee: Tokyo University of Science Foundation
    Inventor: Koji Arimitsu
  • Publication number: 20230407127
    Abstract: A coating agent has: a film-forming component containing an organosilicon compound having a radical polymerizable functional group and an alkoxysilyl group; and a film-curing component composed so that a base and a radical can be generated on irradiation with ultraviolet light. The film-curing component includes a nonionic photobase generator having no ionic bond in the molecular structure. The content of the nonionic photobase generator is 0.1 parts by mass or more and 50 parts by mass or less, based on 100 parts by mass of the organosilicon compound.
    Type: Application
    Filed: November 12, 2021
    Publication date: December 21, 2023
    Applicants: KABUSHIKI KAISHA TOYOTA JIDOSHOKKI, Tokyo University of Science Foundation
    Inventors: Ayano SASAKI, Sayako SATO, Hidenori MUNEKATA, Motoshige ISOBE, Hisashi MURAMATSU, Koji ARIMITSU
  • Publication number: 20230288238
    Abstract: The sensor of a fluid sensor system includes an outer peripheral sensor unit including three or more sensor pairs to surround and sandwich the heating element. The computing device of the system includes a first identification unit identifies a sensor pair in which an output difference between an output value corresponding to a temperature detected by one temperature sensor of the sensor pair and an output value corresponding to a temperature detected by the other temperature sensor of the sensor pair is largest, a second identification unit identifies other sensor pairs adjacent to the identified sensor pair in the circumferential direction, and a flow direction estimation unit estimates the flow direction of the fluid on the basis of the output difference in the sensor pair having the largest output difference and output differences in the other sensor pairs adjacent to the sensor pair in the circumferential direction.
    Type: Application
    Filed: February 28, 2023
    Publication date: September 14, 2023
    Applicants: MITSUBISHI HEAVY INDUSTRIES, LTD., Tokyo University of Science Foundation
    Inventors: Shunsuke MIZUMI, Naoto OMURA, Masahiro MOTOSUKE, Daiki SHIRAISHI, Koichi MURAKAMI
  • Patent number: 11637230
    Abstract: The purpose of the present invention is to provide a thermoelectric conversion element having a film which not only maintains sufficient adhesion even when exposed to a high temperature but also exhibits excellent oxidation resistance and crack resistance. The problem is solved by a thermoelectric conversion element including a thermoelectric conversion component, in which the thermoelectric conversion component contains magnesium silicide and/or manganese silicide and is covered with a film containing Si and Zr.
    Type: Grant
    Filed: June 28, 2019
    Date of Patent: April 25, 2023
    Assignees: Nihon Parkerizing Co., Ltd., Tokyo University of Science Foundation
    Inventors: Junichi Uchida, Yuki Haijima, Yuki Sueuchi, Tsutomu Iida
  • Publication number: 20230124539
    Abstract: The present invention provides a binder for positive electrode of lithium ion battery which is excellent in workability at the time of producing a positive electrode, is excellent in charge and discharge characteristics such as cycle characteristics and rate characteristics, and enables to possible to produce a positive electrode having an extended cycle life, as well as the present invention provides a slurry for forming positive electrode mixture layer of lithium ion battery, a positive electrode for lithium ion battery, and a lithium ion battery, using the same.
    Type: Application
    Filed: February 25, 2021
    Publication date: April 20, 2023
    Applicants: Tokyo University of Science Foundation, TOSOH CORPORATION
    Inventors: Tatsuo HORIBA, Kei KUBOTA, Yoshinari ABE, Asako OISHI, Shinichi KOMABA, Hiroshi INOUE, Eiichi TOUGOU
  • Publication number: 20230115206
    Abstract: A sign detection device is provided with a plurality of sensors, a data acquisition unit, a calculation unit, and a detection unit. The plurality of sensors are respectively disposed at a plurality of positions of a detection target to measure a physical parameter at each positions. The data acquisition unit is configured to acquire time-series change data of the physical parameters from the plurality of sensors. The calculation unit is configured to calculate dynamic network information representing a time change of a complex network structure including a parameter indicating a correlation between the physical parameters at any two positions of the plurality of positions, on the basis of the time-series change data. The detection unit is configured to detect a sign of sudden change vibration of the detection target, on the basis of the dynamic network information.
    Type: Application
    Filed: October 5, 2022
    Publication date: April 13, 2023
    Applicants: MITSUBISHI HEAVY INDUSTRIES, LTD., Tokyo University of Science Foundation
    Inventors: Tomohito NAKAMORI, Keisuke MATSUYAMA, Takuya KUROSAKA, Hiroshi GOTODA, Natsumi KIKUTA
  • Publication number: 20230003813
    Abstract: Proposed is a phase shift introduction method, a structure, and a circuit device for eliminating or minimizing a risk associated with dissimilar materials, solving in principle a problem of mixing of a signal current and a control current that occurs due to DC connection of a phase shifter to a signal line, and stably and reliably providing a phase shift that is desired to be introduced without being adversely effected by noise generated by an ambient magnetic field, which is generated due to use of an external power supply. A structure according to the present invention includes a phase shifter 101 and a closed-loop circuit 103 that is directly used for computation or storage, and a quantum phase shift is generated in the closed-loop circuit 103 by using a fractional flux quantum captured by the phase shifter 101 that is DC-separated from the closed-loop circuit 103.
    Type: Application
    Filed: November 26, 2020
    Publication date: January 5, 2023
    Applicants: National Institute of Advanced Industrial Science and Technology, NATIONAL INSTITUTE FOR MATERIALS SCIENCE, Tokyo University of Science Foundation
    Inventors: Yasumoto TANAKA, Hirotake YAMAMORI, Takashi YANAGISAWA, Shunichi ARISAWA, Taichiro NISHIO
  • Patent number: 11431686
    Abstract: An encrypted data processing system is provided including an encryption device and a server. The encryption device includes an encrypting section that encrypts first information based on a first encryption key and transmits the encrypted information for registration to the server, and encrypts second information based on a second encryption key and transmits the encrypted information to be compared to the server. The server includes a comparison section that employs a cipher comparison function for comparing encrypted information to compare the encrypted information for registration against the encrypted information to be compared, and transmits a comparison result to the encryption device. The encryption device further includes a comparison result decrypting section that employs a decryption function for decrypting the comparison result with the first encryption key and the second encryption key to find a degree of matching between the first information and the second information.
    Type: Grant
    Filed: December 11, 2018
    Date of Patent: August 30, 2022
    Assignee: Tokyo University of Science Foundation
    Inventors: Satoshi Iriyama, Maki Kihara
  • Patent number: 11324809
    Abstract: Provided are: a pharmaceutical composition for curing, treating, or preventing a disease involving a biological mechanism controlled by a dendritic cell immunoreceptor, in which the pharmaceutical composition contains a carbohydrate modifying enzyme as an active ingredient; and a method of curing, treating, or preventing a disease involving a biological mechanism controlled by a dendritic cell immunoreceptor.
    Type: Grant
    Filed: May 14, 2018
    Date of Patent: May 10, 2022
    Assignee: Tokyo University of Science Foundation
    Inventors: Yoichiro Iwakura, Tomonori Kaifu
  • Patent number: 11227726
    Abstract: An electrolyte solution for a potassium ion battery or a potassium ion capacitor, the electrolyte solution comprising at least one potassium salt compound selected from the group consisting of potassium bis(trifluoromethanesulfonyl)amide and potassium bis(fluorosulfonyl)amide and at least one solvent selected from the group consisting of ethylene glycol dimethyl ether, diethylene glycol dimethyl ether, triethylene glycol dimethyl ether, tetraethylene glycol dimethyl ether, pentaethylene glycol dimethyl ether, ethylene carbonate, and propylene carbonate, in which a concentration of the potassium salt compound in the electrolyte solution is from 1.5 mol/kg to 12.0 mol/kg.
    Type: Grant
    Filed: January 19, 2018
    Date of Patent: January 18, 2022
    Assignee: Tokyo University of Science Foundation
    Inventors: Shinichi Komaba, Kei Kubota, Tomooki Hosaka