Patents Assigned to Kyushu University
  • Publication number: 20230365851
    Abstract: A thermally conductive additive is excellent in thermal conductivity improvement effect and has high processability, and a thermally conductive composite material and a wire harness each contain such a thermally conductive additive. The thermally conductive additive includes an organic component and a metal-containing component, where the organic component is configured as an organic compound including a coordination part that can multidentate-coordinate to a metal, and at least one functional group bonded to the coordination part and having a conjugated ?-electron system, and the organic component coordinates in the coordination part to a metal atom constituting the metal-containing component to form a coordination complex. The thermally conductive composite material includes the thermally conductive additive and a matrix material, where the thermally conductive additive is dispersed in the matrix material. The wire harness includes the thermally conductive composite material.
    Type: Application
    Filed: October 8, 2021
    Publication date: November 16, 2023
    Applicants: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD., KYUSHU UNIVERSITY, NATIONAL UNIVERSITY CORPORATION
    Inventors: Naoyuki OSHIUMI, Takehiro HOSOKAWA, Makoto MIZOGUCHI
  • Publication number: 20230365852
    Abstract: A thermally conductive filler can exhibit high thermal conductive properties with a reduced specific gravity, a thermally-conductive composite material and a wire harness contains such a thermally conductive filler, and a method manufactures a thermally conductive filler. A thermally conductive filler contains base particles and a coating layer coating the particles, the coating layer contains a gel-like substance that is bonded to the surfaces of the base particles through chemical bonding and coats the surfaces of the base particles, and a thermally-conductive substance that is dispersed in the layer of the gel-like substance and has a higher thermal conductivity and a larger specific gravity than the base particles and the gel-like substance. Also, a thermally-conductive composite material is obtained by dispersing the thermally conductive filler in a matrix material. Furthermore, a wire harness contains the thermally-conductive composite material.
    Type: Application
    Filed: October 8, 2021
    Publication date: November 16, 2023
    Applicants: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD., KYUSHU UNIVERSITY, NATIONAL UNIVERSITY CORPORATION
    Inventors: Naoyuki OSHIUMI, Takehiro HOSOKAWA, Kazuo NAKASHIMA, Hironobu RACHI, Takashi KAWAKAMI, Yusaku MAEDA, Makoto MIZOGUCHI
  • Publication number: 20230356321
    Abstract: There is provided a copper alloy bonded body composed of a plurality of members made of an age-hardenable copper alloy, the members diffusion-bonded to one another. The copper alloy bonded body has undergone solution annealing and an aging treatment, the content of beryllium in the age-hardenable copper alloy is 0.7% by weight or less, and (i) a bonding interface between the members has disappeared and/or (ii) a bonding interface between the members remains, and an oxide film at the bonding interface has a thickness of 0 nm or more and 5.0 nm or less.
    Type: Application
    Filed: June 26, 2023
    Publication date: November 9, 2023
    Applicants: KYUSHU UNIVERSITY, NATIONAL UNIVERSITY CORPORATION, NGK INSULATORS, LTD.
    Inventors: Osamu TAKAKUWA, Hisao MATSUNAGA, Takahiro ISHIKAWA, Hiromitsu UCHIYAMA, Masato SAKAKIBARA, Masaaki AKAIWA
  • Patent number: 11791160
    Abstract: The present invention provides a microstructure in which evenly distributed crystal grains line up in parallel lines extending along the surface of the film, and a no-lateral-growth region left at each of locations exposed to both ends of a grain interface, which serves as a partition between the neighboring two crystal grains. According to the present invention, there are also provided: a method for forming a polycrystalline film, such as a thin polycrystalline silicon film, a thin aluminum film, and a thin copper film, which is flat and even, in surface, electrically uniform and stable, and mechanically stable; a laser crystallization device for use in manufacture of polycrystalline films, and a semiconductor device using the polycrystalline film and having good electrical property and increased breakdown voltage.
    Type: Grant
    Filed: December 15, 2020
    Date of Patent: October 17, 2023
    Assignees: KYUSHU UNIVERSITY, NATIONAL UNIVERSITY CORPORATION, V TECHNOLOGY CO., LTD.
    Inventors: Jun Gotoh, Kaori Saito, Hiroshi Ikenoue
  • Publication number: 20230310367
    Abstract: An object of the present disclosure is at least to provide a technique for enhancing expression of a NAMPT gene. The object is achieved by a composition for enhancing NAMPT gene expression, the composition containing an equol compound as an active ingredient.
    Type: Application
    Filed: September 1, 2021
    Publication date: October 5, 2023
    Applicants: DAICEL CORPORATION, KYUSHU UNIVERSITY, NATIONAL UNIVERSITY CORPORATION
    Inventors: Hiroaki YAMAMOTO, Kenichi OOE, Yoshinori KATAKURA
  • Publication number: 20230310355
    Abstract: The object of the present invention is to provide an inexpensive and effective sirtuin activator derived from natural products. The problem can be solved by a sirtuin activator comprising ?-alanine or a salt thereof, or a composition for activating sirtuin comprising the sirtuin activator as an active ingredient, of the present invention.
    Type: Application
    Filed: August 18, 2021
    Publication date: October 5, 2023
    Applicants: Yuki Gosei Kogyo Co., Ltd., Kyushu University, National University Corporation
    Inventors: Tetsuji NODA, Tomotsune ONAGA, Yoshinori KATAKURA
  • Patent number: 11773368
    Abstract: A problem of this invention it to provide a method for differentiate a primordial germ cell into a functional GV stage oocyte by in vitro culture. This invention relates to a method for differentiating a primordial germ cell into a functional GV stage oocyte by in vitro culture, comprising: (a) a step of producing a secondary follicle by culturing the primordial germ cell and supporting cells adjacent to the primordial germ cells under conditions that eliminate the effects of estrogen or a factor having a similar function to estrogen; (b) a step of partially dissociating cells between a granulosa cell layer and a thecal cell layer, wherein an oocyte, the granulosa cell layer, and the thecal cell layer constitute the produced secondary follicle; and (c) a step of differentiating the oocyte into a functional GV stage oocyte by culturing the oocyte, the granulosa cell layer, and the thecal cell layer that constitute the secondary follicle in a medium containing a high-molecular-weight compound.
    Type: Grant
    Filed: September 16, 2016
    Date of Patent: October 3, 2023
    Assignees: NATIONAL AGRICULTURE AND FOOD RESEARCH ORGANIZATION, KYUSHU UNIVERSITY, NATIONAL UNIVERSITY CORPORATION, TOKYO UNIVERSITY OF AGRICULTURE EDUCATIONAL CORPORATED
    Inventors: Yayoi Obata, Yuji Hirao, Katsuhiko Hayashi
  • Patent number: 11771645
    Abstract: A transdermally absorbable base material including: a lipid peptide compound including at least one of compound of Formula (1) below and the similar compounds or pharmaceutically usable salts thereof; a surfactant; a specific polyhydric alcohol; a fatty acid; and water, wherein R1 is a C9-23 aliphatic group; R2 is a hydrogen atom or a C1-4 alkyl group that optionally has a branched chain having a carbon atom number of 1 or 2; R3 is a —(CH2)n—X group; n is a number of 1 to 4; and X is amino group, guanidino group, —CONH2 group, or a 5-membered cyclic group optionally having 1 to 3 nitrogen atoms, a 6-membered cyclic group optionally having 1 to 3 nitrogen atoms, or a condensed heterocyclic group constituted by a 5-membered cyclic group and a 6-membered cyclic group which optionally have 1 to 3 nitrogen atoms.
    Type: Grant
    Filed: September 9, 2021
    Date of Patent: October 3, 2023
    Assignees: KYUSHU UNIVERSITY, NISSAN CHEMICAL INDUSTRIES, LTD.
    Inventors: Masahiro Goto, Nobuhide Miyachi, Takehisa Iwama, Takayuki Imoto
  • Publication number: 20230309400
    Abstract: Provided is a thermally activated delayed fluorescence organic EL device having high emission efficiency and a long lifetime. An organic EL device comprising light emitting layers between an anode and a cathode opposite to each other; wherein at least one of the light emitting layers contains, as a thermally activated delayed fluorescence material, a compound in which a boron-containing electron acceptor backbone is linked with an electron donor backbone having a specific fused ring structure; and the compound is represented by the following general formula (1) where X1 is O or S.
    Type: Application
    Filed: July 6, 2021
    Publication date: September 28, 2023
    Applicants: NIPPON STEEL Chemical & Material Co., Ltd., KYUSHU UNIVERSITY, NATIONAL UNIVERSITY CORPORATION
    Inventors: Masashi TADA, Yuta SAGARA, Atsushi KAWADA, Takuma YASUDA, In Seob PARK, Jong Uk KIM, So SHIKITA
  • Publication number: 20230285946
    Abstract: It is desired to develop a method of producing hydrogen peroxide, which is capable of producing hydrogen peroxide with high production efficiency. According to the present invention, provided is a palladium-containing composition comprising palladium particles and a coating agent that coats the surface of the palladium particles, wherein a compound having an O?X structure (wherein X represents any of a phosphorus atom, a sulfur atom, and a carbon atom) is comprised as the coating agent.
    Type: Application
    Filed: May 16, 2023
    Publication date: September 14, 2023
    Applicants: MITSUBISHI GAS CHEMICAL COMPANY, INC., KYUSHU UNIVERSITY, NATIONAL UNIVERSITY CORPORATION
    Inventors: Tatsumi ISHIHARA, Norikazu OKUDA, Ken-ichi KIMIZUKA, Ken TASAKI
  • Patent number: 11742056
    Abstract: A method for designing a protein capable of binding in an RNA base selective manner or RNA base sequence specific manner is provided.
    Type: Grant
    Filed: March 8, 2021
    Date of Patent: August 29, 2023
    Assignee: KYUSHU UNIVERSITY, NATIONAL UNIVERSITY CORPORATION
    Inventors: Takahiro Nakamura, Yusuke Yagi, Keiko Kobayashi
  • Publication number: 20230265263
    Abstract: A metal-crosslinkable polymer composition and a metal crosslinked polymeric material having excellent curing rate and storage stability, and a metal member and a wiring harness to which the metal-crosslinkable polymer composition and the metal crosslinked polymeric material are applied. The metal-crosslinkable polymer composition includes an ingredient A which releases a metal ion when heated, and an ingredient B includes an organic polymer having a substituent group capable of forming an ionic bond with the metal ion released from the ingredient A. The metal-crosslinked polymeric material includes a crosslinked product of the metal-crosslinkable polymer composition. The metal member has a metal base member and a coating member covering a surface of the metal base member, where the coating member includes the metal-crosslinked polymeric material. The wiring harness includes the metal-crosslinked polymeric material.
    Type: Application
    Filed: March 25, 2021
    Publication date: August 24, 2023
    Applicants: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD., KYUSHU UNIVERSITY, NATIONAL UNIVERSITY CORPORATION
    Inventors: Naoyuki OSHIUMI, Takehiro HOSOKAWA, Makoto MIZOGUCHI
  • Patent number: 11730856
    Abstract: A method of producing a product inorganic compound including: immersing a raw material inorganic compound having a volume of 10?13 m3 or more in an electrolyte aqueous solution or an electrolyte suspension; exchanging anions in the raw material inorganic compound with anions in the electrolyte aqueous solution or the electrolyte suspension; cations in the raw material inorganic compound are exchanged with cations in the electrolyte aqueous solution or the electrolyte suspension; or including a component (that excludes water, hydrogen, and oxygen) in the electrolyte aqueous solution or the electrolyte suspension not included in the raw material inorganic compound in the raw material inorganic compound; and obtaining a product inorganic compound having a volume of 10?13 m3 or more from the raw material inorganic compound.
    Type: Grant
    Filed: January 17, 2020
    Date of Patent: August 22, 2023
    Assignee: KYUSHU UNIVERSITY NATIONAL UNIVERSITY CORPORATION
    Inventors: Kunio Ishikawa, Maho Ishikawa, Yasuharu Nakashima
  • Publication number: 20230257282
    Abstract: Provided is a method for leaching nickel from a nickel oxide ore that enables a nickel sulfate production method which is easily carried out with a small amount of waste generation. The method for leaching nickel into an organic phase disclosed here includes the step of bringing a nickel ore into contact with an organic phase. The organic phase contains a hydrophobic deep eutectic solvent including a hydrogen bond donor and a hydrogen bond acceptor, and an organic acid. The hydrogen bond donor is an acidic hydrogen bond donor. The organic acid is a strong acid.
    Type: Application
    Filed: February 8, 2023
    Publication date: August 17, 2023
    Applicants: PRIME PLANET ENERGY & SOLUTIONS, INC., KYUSHU UNIVERSITY, NATIONAL UNIVERSITY CORPORATION, TOYOTA TSUSHO CORPORATION, TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Yuji YAMAMOTO, Masahiro GOTO, Takafumi HANADA, Takeru MORIYAMA, Ryosuke OHSAWA
  • Publication number: 20230251263
    Abstract: [Problem to be Solved] To provide a polymer material having cancer cell adhesion properties while having biocompatibility. [Means to Solve the Problem] A composition for cancer cell adhesion according to the present invention comprises a biocompatible copolymer comprising: at least one repeating unit (A) represented by the following formula (1): wherein R1 represents a methyl group or an ethyl group; and at least one repeating unit (B) represented by the following formula (2): wherein R2 represents an aliphatic hydrocarbon group.
    Type: Application
    Filed: July 9, 2021
    Publication date: August 10, 2023
    Applicants: MARUZEN PETROCHEMICAL CO., LTD., KYUSHU UNIVERSITY, NATIONAL UNIVERSITY CORP.
    Inventors: Kento FUJIURA, Tomoya UEDA, Masaru TANAKA
  • Publication number: 20230241594
    Abstract: Provided is a catalyst which comprises a compound represented by formula (1) and which exhibits activity for at least one type of reaction selected from among hydrosilylation reaction or hydrogenation reaction with respect to an aliphatic unsaturated bond and hydrosilane reduction reaction with respect to a carbon-oxygen unsaturated bond or a carbon-nitrogen unsaturated bond. Formula (1): Mn(Lm) {M represents Fe, Co, or Ni having an oxidation number of 0, L represents an isocyanide ligand represented by formula (2), n denotes an integer of 1-8, and m denotes an integer of 2-12. Formula (2): (CN)x—R1 (R1 represents a mono- to trivalent-organic group having 1-30 carbon atoms, optionally being substituted by a halogen atom, and optionally having interposed therein one or more atoms selected from among O, N, S, and Si; and x denotes an integer of 1-3)}.
    Type: Application
    Filed: April 12, 2023
    Publication date: August 3, 2023
    Applicants: KYUSHU UNIVERSITY, NATIONAL UNIVERSITY CORPORATION, SHIN-ETSU CHEMICAL CO., LTD.
    Inventors: Hideo NAGASHIMA, Atsushi SANAGAWA, Shoma KAWABATA, Daisuke NODA, Koji SAKUTA
  • Patent number: 11710660
    Abstract: A laser irradiation method of irradiating, with a pulse laser beam, an irradiation object in which an impurity source film is formed on a semiconductor substrate includes: reading fluence per pulse of the pulse laser beam with which a rectangular irradiation region set on the irradiation object is irradiated and the number of irradiation pulses the irradiation region is irradiated, the fluence being equal to or larger than a threshold at or beyond which ablation potentially occurs to the impurity source film when the irradiation object is irradiated with pulses of the pulse laser beam in the irradiation pulse number and smaller than a threshold at or beyond which damage potentially occurs to the surface of the semiconductor substrate; calculating a scanning speed Vdx; and moving the irradiation object at the scanning speed Vdx relative to the irradiation region while irradiating the irradiation region with the pulse laser beam at the repetition frequency f.
    Type: Grant
    Filed: April 22, 2020
    Date of Patent: July 25, 2023
    Assignees: Gigaphoton Inc., KYUSHU UNIVERSITY, NATIONAL UNIVERSITY CORPORATION
    Inventors: Hiroshi Ikenoue, Osamu Wakabayashi, Hiroaki Oizumi, Akira Suwa
  • Patent number: 11697862
    Abstract: A mineral processing method capable of efficiently separating a copper mineral from a molybdenum mineral is provided. The mineral processing method includes: a conditioning step of adding sulfite as a surface treatment agent to a mineral slurry containing a copper mineral and a molybdenum mineral; and a flotation step of performing flotation using the mineral slurry after the conditioning step. The hydrophilicity of the copper mineral can be selectively enhanced by sulfite, so as to be able to produce a difference in hydrophilicity between the copper mineral and the molybdenum mineral. Therefore, the molybdenum mineral can be selectively caused to float, and the copper mineral and the molybdenum mineral can be efficiently separated from each other.
    Type: Grant
    Filed: June 1, 2018
    Date of Patent: July 11, 2023
    Assignees: KYUSHU UNIVERSITY, NATIONAL UNIVERSITY CORPORATION, SUMITOMO METAL MINING CO., LTD.
    Inventors: Tsuyoshi Hirajima, Hajime Miki, Gde Pandhe Wisnu Suyantara, Yuji Imaizumi, Yuji Aoki, Eri Takida
  • Publication number: 20230192589
    Abstract: What is provided is a production method in which a vinyl acetate is reacted with a primary or secondary alcohol represented by Formula (1) and carbon monoxide to produce a first ester compound represented by Formula (2), and the first ester compound is reacted with an alcohol to produce a lactic acid ester represented by Formula (3) and an acetic acid ester represented by Formula (4).
    Type: Application
    Filed: May 20, 2021
    Publication date: June 22, 2023
    Applicants: KYUSHU UNIVERSITY, NATIONAL UNIVERSITY CORPORATION, SHOWA DENKO K.K.
    Inventors: Makoto TOKUNAGA, Haruno MURAYAMA, Eiji YAMAMOTO, Jooyoung SHIM, Haruki MORI, Nao SHIRAKURA, Shinya TSUKAMOTO, Shohei NISHIZAWA, Kazuhiro KITAGAWA, Hiroshi UCHIDA
  • Publication number: 20230166013
    Abstract: A first object of the present invention is to provide an antithrombotic cell adhesion sheet having excellent antithrombotic properties and cell adhesion properties. In addition, a second object of the present invention is to provide a medical device with a sheet using the antithrombotic cell adhesion sheet. The antithrombotic cell adhesion sheet of the present invention is a sheet formed b using a compound represented by General Formula (1). In General Formula (1), R1 and R4 each independently represent a hydrogen atom or a methyl group. R2 and R3 each independently represent —CH2CH(RA1)CH2—. p and r represent 1. q represents 0 or 1. m and n each independently represent an integer of 2 to 6. RA1 represents a hydrogen atom or a methyl group.
    Type: Application
    Filed: January 13, 2023
    Publication date: June 1, 2023
    Applicants: FUJIFILM Corporation, KYUSHU UNIVERSITY, NATIONAL UNIVERSITY CORPORATION
    Inventors: Atsushi SUGASAKI, Yosuke Yamamoto, Yuta Shigenoi, Masaru Tanaka, Shingo Kobayashi