Patents Assigned to Japan Science and Technology Agency
  • Publication number: 20230001398
    Abstract: Disclosed herein is a method for selectively reducing, using electrical energy, CO2 to carbon monoxide or formic acid, a catalyst for use in the method, and an electrochemical reduction system.
    Type: Application
    Filed: August 9, 2022
    Publication date: January 5, 2023
    Applicant: JAPAN SCIENCE AND TECHNOLOGY AGENCY
    Inventor: Osamu ISHITANI
  • Publication number: 20220406370
    Abstract: A bistable circuit includes a pair of inverter circuits each including a first FET being connected between a power supply line and an intermediate node and having a gate coupled to an input node and a first conductivity type channel, a second FET being connected between the intermediate node and an output node and having a gate coupled to the input node and the first conductivity type channel, a third FET being connected between the intermediate node and a bias node, a fourth FET being connected between the output node and a control line and having a gate coupled to a word line and a second conductivity type channel, wherein the pair of inverter circuits are connected in a loop shape, and gates of the third FETs of the pair of inverter circuits are coupled to one of the input and output nodes of the pair of inverter circuits.
    Type: Application
    Filed: July 29, 2022
    Publication date: December 22, 2022
    Applicant: JAPAN SCIENCE AND TECHNOLOGY AGENCY
    Inventors: Satoshi Sugahara, Yusaku Shiotsu
  • Patent number: 11529794
    Abstract: A heteroepitaxial structure includes a first metal portion having a polycrystalline structure, a second metal portion on the first metal portion, the second metal portion has an island-shaped structure on the first metal portion, the second metal portion is provided corresponding to at least one crystalline grain exposed to a surface of the first metal portion, and the second metal portion and the at least one crystalline grain have a heteroepitaxial interface.
    Type: Grant
    Filed: March 26, 2021
    Date of Patent: December 20, 2022
    Assignee: JAPAN SCIENCE AND TECHNOLOGY AGENCY
    Inventors: Yutaka Majima, YoonYoung Choi, Ikuko Shimada, Ryo Toyama, Mingyue Yang
  • Publication number: 20220393563
    Abstract: A current sensor includes an element that is in a high-resistance state when an absolute value of a current flowing between a first terminal and a second terminal is within a first range, and changes to a low-resistance state in which a resistance value is lower than that in the high-resistance state when the absolute value of the current exceeds the first range, and a circuit that supplies a current to be measured to the element, and senses a value of the current to be measured based on at least one of voltages of the first terminal and the second terminal.
    Type: Application
    Filed: October 28, 2020
    Publication date: December 8, 2022
    Applicant: JAPAN SCIENCE AND TECHNOLOGY AGENCY
    Inventors: Takeaki Yajima, Akira Toriumi
  • Patent number: 11512168
    Abstract: Provided are a hydrophilic polyamide and polyimide retaining characteristics particular to polyamides and polyimides, such as heat resistance. A polymeric compound is provided having a repeating unit represented by the following formula (1): wherein M1 and M2 each independently represent any one selected from the group consisting of a hydrogen atom, a monovalent metal atom, an alkaline earth metal atom and an ammonium ion, provided that M1 and M2 are not a hydrogen atom at the same time; X1 and X2 represent an organic group; m and n each independently represent the number of substituents; Z1 represents a hydrogen atom or an optionally substituted carbonyl group; Z2 represents an optionally substituted hydrocarbon group; Z3 represents a hydrogen atom or an optionally substituted carbonyl group; and when Z1 or Z3 is an optionally substituted carbonyl group, they optionally form a ring structure together with Z2, each independently.
    Type: Grant
    Filed: July 27, 2018
    Date of Patent: November 29, 2022
    Assignee: JAPAN SCIENCE AND TECHNOLOGY AGENCY
    Inventors: Tatsuo Kaneko, Sumant Dwivedi, Shigeki Sakamoto, Kenji Takada, Yasuyoshi Funahashi
  • Publication number: 20220376681
    Abstract: A spike generation circuit includes a first CMOS inverter connected between a first power supply and a second power supply, an output node of the first CMOS inverter being coupled to a first node that is an intermediate node coupled to an input terminal to which an input signal is input, a switch connected in series with the first CMOS inverter, between the first power supply and the second power supply, a first inverting circuit that outputs an inversion signal of a signal of the first node to a control terminal of the switch, and a delay circuit that delays the signal of the first node, outputs a delayed signal to an input node of the first CMOS inverter, and outputs an isolated output spike signal to an output terminal.
    Type: Application
    Filed: August 4, 2022
    Publication date: November 24, 2022
    Applicant: JAPAN SCIENCE AND TECHNOLOGY AGENCY
    Inventor: Takeaki Yajima
  • Publication number: 20220376682
    Abstract: A spike generation circuit includes a first CMOS inverter connected between a first power supply and a second power supply, an output node of the first CMOS inverter being coupled to a first node that is an intermediate node coupled to an input terminal to which an input signal is input, a switch connected in series with the first CMOS inverter, between the first power supply and the second power supply, a first inverting circuit that outputs an inversion signal of a signal of the first node to a control terminal of the switch, and a delay circuit that delays the signal of the first node, outputs a delayed signal to an input node of the first CMOS inverter, and outputs an isolated output spike signal to an output terminal.
    Type: Application
    Filed: August 4, 2022
    Publication date: November 24, 2022
    Applicant: JAPAN SCIENCE AND TECHNOLOGY AGENCY
    Inventor: Takeaki Yajima
  • Patent number: 11492432
    Abstract: Provided is a resin for nanoimprinting, which is capable of preventing removal of a transfer-receiving resin from a substrate when a mold is separated during nanoimprinting, and which is also capable of transferring a pattern on a mold to a transfer-receiving resin with high accuracy during thermal nanoimprinting, while improving the throughput. A resin for nanoimprinting, which is represented by formula (1). (In the formula, each of R1-R5 independently represents —H or —OH, and at least one of the R1-R5 moieties represents —OH; R6 represents a linear, branched or cyclic alkyl group having 1-20 carbon atoms, an aryl group having 6-20 carbon atoms or an aralkyl group having 7-20 carbon atoms; X represents an amide or an ester; Y may be absent, or represents an amide or an ester; P represents an integer of 1-10; and each of m and n represents an integer of 1 or more.
    Type: Grant
    Filed: March 13, 2020
    Date of Patent: November 8, 2022
    Assignee: Japan Science and Technology Agency
    Inventors: Hiroshi Yabu, Yuta Saito
  • Publication number: 20220332594
    Abstract: The invention provides a method for producing sheet-like particles of zeolite that cannot be obtained by a top-down method, and provides sheet-like particles of zeolite having an 8-membered oxygen ring structure obtained by the method. A thickness of the sheet-like particles is 1 nm to 100 nm, and an aspect ratio (maximum width/thickness in particles) of the sheet-like particles is 100 or more.
    Type: Application
    Filed: June 11, 2020
    Publication date: October 20, 2022
    Applicant: JAPAN SCIENCE AND TECHNOLOGY AGENCY
    Inventors: Yoshiaki UCHIDA, Koki SASAKI, Norikazu NISHIYAMA
  • Publication number: 20220305474
    Abstract: Disclosed herein is a method for selectively reducing, using electrical energy, CO2 to formic acid, a catalyst for use in the method, and an electrochemical reduction system.
    Type: Application
    Filed: June 8, 2022
    Publication date: September 29, 2022
    Applicant: JAPAN SCIENCE AND TECHNOLOGY AGENCY
    Inventor: Osamu ISHITANI
  • Publication number: 20220305473
    Abstract: Disclosed herein is a method for selectively reducing, using electrical energy, CO2 to carbon monoxide, a catalyst for use in the method, and an electrochemical reduction system.
    Type: Application
    Filed: June 8, 2022
    Publication date: September 29, 2022
    Applicant: JAPAN SCIENCE AND TECHNOLOGY AGENCY
    Inventor: Osamu ISHITANI
  • Patent number: 11456406
    Abstract: Provided is a silicon bulk thermoelectric conversion material in which thermoelectric performance is improved by reducing the thermal conductivity as compared with the prior art. In the silicon bulk thermoelectric conversion material, the ZT is greater than 0.2 at room temperature with the elemental silicon. In the silicon bulk thermoelectric conversion material, a plurality of silicon grains have an average of 1 nm or more and 300 nm or less, a first hole have an average of 1 nm or more and 30 nm or less present in the plurality of silicon grains and surfaces of the silicon grains, and a second hole have an average of 100 nm or more and 300 nm or less present between the plurality of silicon grains, wherein the aspect ratio of a crystalline silicon grain is less than 10.
    Type: Grant
    Filed: December 26, 2018
    Date of Patent: September 27, 2022
    Assignee: JAPAN SCIENCE AND TECHNOLOGY AGENCY
    Inventors: Junichiro Shiomi, Makoto Kashiwagi, Takashi Kodama
  • Publication number: 20220287294
    Abstract: An object of the present invention is to provide an agent for promoting undifferentiation that dissolves a drug, as DMSO or the like does, but is capable of promoting undifferentiation without inducing cell differentiation when added to a medium. The agent for promoting undifferentiation of the present invention has an aprotic zwitterion represented by the following formula (1) wherein A is an anion selected from the group consisting of SO3?, —COO?, —OP?O(H)O?, —OP?O(CH3)O? and —OP?O(OR3)O?, R1 is an alkyl group having 1 to 8 carbon atoms and optionally containing one or two oxygen atoms in the molecular chain, R2 is an alkylene group having 3 to 5 carbon atoms, and R3 is hydrogen or an alkyl group optionally having a heteroatom in the molecular chain.
    Type: Application
    Filed: May 8, 2020
    Publication date: September 15, 2022
    Applicant: JAPAN SCIENCE AND TECHNOLOGY AGENCY
    Inventors: Kosuke KURODA, Eishu HIRATA
  • Patent number: 11444605
    Abstract: A spike generation circuit includes a first CMOS inverter connected between a first power supply and a second power supply, an output node of the first CMOS inverter being coupled to a first node that is an intermediate node coupled to an input terminal to which an input signal is input, a switch connected in series with the first CMOS inverter, between the first power supply and the second power supply, a first inverting circuit that outputs an inversion signal of a signal of the first node to a control terminal of the switch, and a delay circuit that delays the signal of the first node, outputs a delayed signal to an input node of the first CMOS inverter, and outputs an isolated output spike signal to an output terminal.
    Type: Grant
    Filed: August 23, 2021
    Date of Patent: September 13, 2022
    Assignee: JAPAN SCIENCE AND TECHNOLOGY AGENCY
    Inventor: Takeaki Yajima
  • Patent number: 11433378
    Abstract: Provided are an intermetallic compound having high stability and high activity, and a catalyst using the same. A hydrogen storage/release material containing an intermetallic compound represented by formula (1): RTX . . . (1) wherein R represents a lanthanoid element, T represents a transition metal in period 4 or period 5 in the periodic table, and X represents Si, Al or Ge.
    Type: Grant
    Filed: July 12, 2018
    Date of Patent: September 6, 2022
    Assignees: JAPAN SCIENCE AND TECHNOLOGY AGENCY, TOKYO INSTITUTE OF TECHNOLOGY
    Inventors: Hideo Hosono, Yutong Gong, Jiazhen Wu, Masaaki Kitano, Toshiharu Yokoyama, Yangfan Lu, Tiannan Ye
  • Publication number: 20220269968
    Abstract: A quantum gate device includes a first superconducting circuit which resonates at a first resonance frequency, second superconducting circuit which resonates at a second resonance frequency, and connector which connects these circuits. The first superconducting circuit includes a single first Josephson device, second Josephson device group, and first capacitor. The second Josephson device group includes n Josephson devices connected by a line made of a superconductor. The Josephson energy possessed by each of the n Josephson devices is greater than n times that of the first Josephson device.
    Type: Application
    Filed: February 28, 2020
    Publication date: August 25, 2022
    Applicant: JAPAN SCIENCE AND TECHNOLOGY AGENCY
    Inventors: Atsushi NOGUCHI, Yasunobu NAKAMURA
  • Publication number: 20220256822
    Abstract: The present invention provides a genetic modification non-human organism in which an expression level of Cas9 is high and a plurality of different genes or a plurality of different locations in the same gene can be edited at the same time with high efficiency. The genetic modification non-human organism of the present invention includes a nuclear genome having at least 3 copies of genes that code for Cas9 (CRISPR-associated 9). Egg cells of the present invention are derived from the genetic modification non-human organism having the nuclear genome into which at least 3 copies of genes that code for the Cas9 are introduced. Fertilized eggs of the present invention are obtained by fertilizing the egg cells and sperm derived from the same species of the organism. A method for modifying target genes of the present invention includes a step of introducing a guide RNA into cells derived from the genetic modification non-human organism, the egg cells, or the fertilized eggs.
    Type: Application
    Filed: April 28, 2022
    Publication date: August 18, 2022
    Applicant: JAPAN SCIENCE AND TECHNOLOGY AGENCY
    Inventors: Takayuki SHINDO, Takayuki SAKURAI
  • Publication number: 20220241754
    Abstract: The invention provides a method of producing a metal oxyhydride, capable of synthesizing the metal oxyhydride under reaction conditions close to atmospheric pressure, and excellent in productivity and cost. The method of producing a metal oxyhydride of the present invention includes reacting an oxide with a metal hydride in a hydrogen atmosphere. A non-oxygen element constituting the oxide comprises only one kind of non-oxygen element. A pressure condition of the reaction is 0.1 to 0.9 MPa, and a temperature of the reaction is 500 to 1000° C.
    Type: Application
    Filed: July 1, 2020
    Publication date: August 4, 2022
    Applicant: JAPAN SCIENCE AND TECHNOLOGY AGENCY
    Inventors: Masaaki KITANO, Hideo HOSONO, Toshiharu YOKOYAMA, Kayato OOYA, Kiya OGASAWARA, Ryu TAKASHIMA
  • Patent number: 11389781
    Abstract: The present disclosure provides a method for producing a metal organic framework nanosheet, including forming a metal organic framework in a sheet form between two monolayers constituting a single bilayer membrane in a case where the bilayer membranes form a hyper-swollen lamellar phase in a solvent. The present disclosure relates to a metal organic framework nanosheet including a metal organic framework disposed, in a sheet form, between two monolayers constituting a single bilayer membrane, wherein a plurality of the bilayer membranes forms a hyper-swollen lamellar phase in a solvent.
    Type: Grant
    Filed: July 21, 2017
    Date of Patent: July 19, 2022
    Assignee: JAPAN SCIENCE AND TECHNOLOGY AGENCY
    Inventors: Yoshiaki Uchida, Norikazu Nishiyama, Takeru Omiya, Takuto Nakai
  • Patent number: 11384107
    Abstract: Provided is an easy-to-process thermoelectric conversion device whose shape can be freely changed. The device is provided containing electrodes and an ionic solid, wherein the ionic solid has: an anionic heterometal complex aggregated to form a crystal lattice; and a cationic species present in interstices of the crystal lattice, and wherein the anionic heterometal complex includes: a metal M1 selected from the group consisting of the elements of Groups 8, 9 and 10 of the Periodic Table and Cr and Mn; a metal M2 selected from the group consisting of the elements of Groups 11 and 12 of the Periodic Table; and a ligand.
    Type: Grant
    Filed: April 26, 2019
    Date of Patent: July 12, 2022
    Assignee: JAPAN SCIENCE AND TECHNOLOGY AGENCY
    Inventors: Takumi Konno, Satoshi Yamashita, Yasuhiro Nakazawa, Nobuto Yoshinari