Patents by Inventor Kenji Fukuda

Kenji Fukuda 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).

  • Patent number: 12351476
    Abstract: An infrared absorbing material fine particle dispersion liquid including infrared absorbing material fine particles and a solvent, the infrared absorbing material fine particles containing fine particles of composite tungsten oxide represented by a general formula MxWOy, the solvent containing water, wherein an absolute value of a zeta potential of the infrared absorbing material fine particle dispersion liquid is 5 mV or more and 100 mV or less.
    Type: Grant
    Filed: August 27, 2019
    Date of Patent: July 8, 2025
    Assignee: SUMITOMO METAL MINING CO., LTD.
    Inventors: Keiichi Sato, Kenji Fukuda, Yukihiro Koyama, Hiroki Nakayama, Hideaki Fukuyama
  • Publication number: 20250098545
    Abstract: According to one embodiment, a magnetic memory device includes a first ferromagnetic layer having a fixed magnetization direction, a second ferromagnetic layer having a variable magnetization direction, a first nonmagnetic layer provided between the first ferromagnetic layer and the second ferromagnetic layer, and a second nonmagnetic layer provided on an opposite side to a side on which the first nonmagnetic layer is provided with respect to the second ferromagnetic layer. At least one of the first nonmagnetic layer and the second nonmagnetic layer is an oxide layer including magnesium (Mg) and a group 4 element. The group 4 element includes at least one element selected from a group consisting of zirconium (Zr), hafnium (Hf), and rutherfordium (Rf).
    Type: Application
    Filed: September 10, 2024
    Publication date: March 20, 2025
    Applicant: Kioxia Corporation
    Inventors: Kenji FUKUDA, Tadaaki OIKAWA, Kazuya SAWADA, Soichi OIKAWA
  • Patent number: 12236990
    Abstract: According to one embodiment, a magnetic memory device includes a first wiring line, a plurality of second wiring lines, a plurality of first memory cells each including a first magnetoresistance effect element and a first selector connected in series, and a first switch. A respective one of the first memory cells is connected between the first wiring line and a respective one of the second wiring lines, a first voltage is applied to the second wiring line connected to a selected first memory cell, and a second voltage is applied to the second wiring line connected to a non-selected first memory cell, a first terminal of the first switch is connected to the first wiring line, and a third voltage is applied to a second terminal of the first switch.
    Type: Grant
    Filed: March 16, 2023
    Date of Patent: February 25, 2025
    Assignee: Kioxia Corporation
    Inventors: Hideyuki Sugiyama, Kenji Fukuda, Yoshiaki Asao, Kazumasa Sunouchi
  • Patent number: 12200945
    Abstract: According to one embodiment, a memory device includes a first memory cell, a second memory cell adjacent to the first memory cell in a first direction, and a third memory cell adjacent to the first memory cell in a second direction, each of the first, second, and third memory cells including a resistance change memory element and a switching element. The switching element includes first and second electrodes, and a switching material layer between the first and second electrodes, the first and second electrodes overlap each other when viewed from the first direction, the first electrodes in the first and second memory cells are apart from each other, and the switching material layers in the first and second memory cells are continuously provided.
    Type: Grant
    Filed: March 11, 2022
    Date of Patent: January 14, 2025
    Assignee: Kioxia Corporation
    Inventors: Kenji Fukuda, Hideyuki Sugiyama, Masahiko Nakayama, Hiroyuki Kanaya, Soichi Oikawa
  • Patent number: 12195350
    Abstract: An adhesive layer is provided including composite tungsten oxide particles and/or tungsten oxide particles; a dispersant; a metal coupling agent including an amino group; an adhesive agent; and a cross-linking agent.
    Type: Grant
    Filed: October 27, 2016
    Date of Patent: January 14, 2025
    Assignee: SUMITOMO METAL MINING CO., LTD.
    Inventors: Mika Okada, Hideaki Fukuyama, Kenji Fukuda
  • Patent number: 12178148
    Abstract: A storage device includes a memory cell including a variable resistance element and a switching element having snapback current-voltage characteristics. The switching element includes a first conductive layer in contact with the variable resistance element, a second conductive layer, and a switching layer provided between the first conductive layer and the second conductive layer. The switching layer includes at least one switching member and a first insulating layer having a thermal conductivity higher than 1.4 W/m/K. A cross-sectional area of the switching member at a connection surface between the switching layer and the first conductive layer and a cross-sectional area of the switching member at a connection surface between the switching layer and the second conductive layer are each smaller than a cross-sectional area at a connection surface between the first conductive layer and the variable resistance element.
    Type: Grant
    Filed: August 31, 2022
    Date of Patent: December 24, 2024
    Assignee: Kioxia Corporation
    Inventors: Kenji Fukuda, Rina Nomoto, Hiroyuki Kanaya, Masahiko Nakayama, Hideyuki Sugiyama
  • Patent number: 12119589
    Abstract: A signal output part of a first sensor configured to output a signal corresponding to an operation state of a mechanism for locking rotation of a steering shaft is mounted on a first circuit board. A signal output part of a second sensor configured to output a signal corresponding to an operation state of a mechanism for detecting a rotation angle of the steering shaft is mounted on a second circuit board. A connector electrically connects the first circuit board and the second circuit board while allowing relative displacement therebetween.
    Type: Grant
    Filed: June 10, 2020
    Date of Patent: October 15, 2024
    Assignee: KABUSHIKI KAISHA TOKAI RIKA DENKI SEISAKUSHO
    Inventors: Kenji Fukuda, Yuta Yamanishi
  • Patent number: 12098261
    Abstract: Provided are a near-infrared absorbing material fine particle dispersion, a near-infrared absorber, and a laminated structure for near-infrared absorption, which can exhibit higher near-infrared absorption property, compared to near-infrared fine particle dispersions, near-infrared absorber, and laminated structures for near-infrared absorption, containing tungsten oxides or composite tungsten oxides according to the conventional art. Also provided is a near-infrared absorbing material fine particle dispersion, wherein composite tungsten oxide fine particles, each particle containing a hexagonal crystal structure, and a silane compound are contained in an acrylic resin.
    Type: Grant
    Filed: February 1, 2019
    Date of Patent: September 24, 2024
    Assignee: SUMITOMO METAL MINING CO., LTD.
    Inventors: Hiroki Nakayama, Hiroshi Kobayashi, Kenji Fukuda
  • Publication number: 20240315143
    Abstract: According to one embodiment, a magnetic memory device includes a memory cell. The memory cell includes a switching element, a magnetoresistance effect element, and an electrode that electrically couples the switching element to the magnetoresistance effect element. The electrode includes: a first non-magnetic layer being in contact with the switching element; and a second non-magnetic layer provided on a side opposite to a side on which the switching element is provided with respect to the first non-magnetic layer. The second non-magnetic layer has an amorphous structure and contains a metal oxide or a metal nitride.
    Type: Application
    Filed: March 8, 2024
    Publication date: September 19, 2024
    Applicants: Kioxia Corporation, SK hynix Inc.
    Inventors: Hyung-Woo AHN, Tadaaki OIKAWA, Taiga ISODA, Kenji FUKUDA, Ku Youl JUNG
  • Patent number: 12077020
    Abstract: The tire includes a summit surrounded by side portions terminating in beads provided to cooperate with a mounting rim. A carcass reinforcement is surmounted by a summit reinforcement composed of reinforcing plies. When the tire is mounted onto its standard mounting rim and inflated with its nominal pressure, each side portion has an upper side point, a bottom side point, an intermediate side point, an upper side portion, and a bottom side portion. A weight of the bottom side portion on one side portion is at least 15% lighter than a weight of the bottom side portion on another side portion.
    Type: Grant
    Filed: June 30, 2020
    Date of Patent: September 3, 2024
    Assignee: COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELIN
    Inventors: Kenji Fukuda, Jacques Babaud
  • Publication number: 20240268927
    Abstract: The present invention provides a base material for a pure titanium screw or a pure titanium screw which has sufficient strength comparable to those of titanium alloys. The present invention provides a substantially cylindrical pure titanium base material or a substantially cylindrical pure titanium screw having a maximum value of the specific strength of the (1 0-1 0)-plane orientation in the axial direction of the substantially cylindrical shape of 3 or more.
    Type: Application
    Filed: March 30, 2022
    Publication date: August 15, 2024
    Inventors: Shigeru YAMANAKA, Ryo SHINOHARA, Kenji FUKUDA, Ryotaro KAWASHIMA
  • Publication number: 20240268238
    Abstract: According to one embodiment, a magnetic memory device includes a first ferromagnetic layer, a first nonmagnetic layer provided on the first ferromagnetic layer, a second ferromagnetic layer provided on the first nonmagnetic layer, an oxide layer containing magnesium (Mg), a rare-earth element, and a noble-metal element and provided on the second ferromagnetic layer, and a second nonmagnetic layer provided on the oxide layer.
    Type: Application
    Filed: January 3, 2024
    Publication date: August 8, 2024
    Applicants: Kioxia Corporation, SK hynix Inc.
    Inventors: Tadaaki OIKAWA, Hyung-Woo AHN, Taiga ISODA, Kenji FUKUDA, Junghyeok KWAK
  • Publication number: 20240202200
    Abstract: An evaluation apparatus 100 according to the present invention includes acquisition means 121 that acquires desire data including information on a desired animal, which is an animal that a user desires to keep, and information on the user and evaluation means 122 that inputs the desire data to a model, the model being generated by learning learning data including information on kept animals, which are animals kept by keepers, and information on the keepers, and calculates an evaluation value indicating an evaluation of keeping of the animal by the user on the basis of information calculated by the model.
    Type: Application
    Filed: March 30, 2020
    Publication date: June 20, 2024
    Applicant: NEC Corporation
    Inventors: Naoki Sawada, Yuri Satou, Kenji Fukuda
  • Publication number: 20240107938
    Abstract: An electric working machine includes: a machine body; a motor mounted on the machine body and driven by electric power supplied from a battery; a working part driven by motive power of the motor to perform work; an operation part operated by a user to control the operation of the motor; and a display device disposed on the machine body and including a display. The display device is disposed to be separated forward from the operation part.
    Type: Application
    Filed: September 29, 2022
    Publication date: April 4, 2024
    Inventors: Kenta Sugitate, Kenji Fukuda, Hiroyuki Sato
  • Publication number: 20240008455
    Abstract: The information processing device includes an information acquisition means and a messaging means. The information acquisition means acquires information related to a target animal. The messaging means transmits message information in such a manner that at least one of a content and a transmission method of the message information corresponds to a state of the target animal, when the state of the target animal determined based on the information satisfies a transmission condition of the message information set in advance.
    Type: Application
    Filed: October 9, 2020
    Publication date: January 11, 2024
    Applicant: M.D.B Corporation
    Inventors: Kenji FUKUDA, Naoki SAWADA, Yuri SATOU
  • Publication number: 20230410868
    Abstract: According to one embodiment, a magnetic memory device includes a first wiring line, a plurality of second wiring lines, a plurality of first memory cells each including a first magnetoresistance effect element and a first selector connected in series, and a first switch. A respective one of the first memory cells is connected between the first wiring line and a respective one of the second wiring lines, a first voltage is applied to the second wiring line connected to a selected first memory cell, and a second voltage is applied to the second wiring line connected to a non-selected first memory cell, a first terminal of the first switch is connected to the first wiring line, and a third voltage is applied to a second terminal of the first switch.
    Type: Application
    Filed: March 16, 2023
    Publication date: December 21, 2023
    Applicant: Kioxia Corporation
    Inventors: Hideyuki SUGIYAMA, Kenji FUKUDA, Yoshiaki ASAO, Kazumasa SUNOUCHI
  • Publication number: 20230368242
    Abstract: The information processing device includes an information acquisition means, an estimation means and a messaging means. The information acquisition means acquires information related to a target animal. The estimation means estimates an event related to the target animal based on the acquired information. The messaging means transmits message information based on at least one of the event and relevance when the estimated event related to the target animal has the relevance.
    Type: Application
    Filed: October 9, 2020
    Publication date: November 16, 2023
    Applicant: M.D.B Corporation
    Inventors: Kenji FUKUDA, Naoki Sawada, Yuri Satou
  • Publication number: 20230360403
    Abstract: The information processing device includes an image acquisition means, an information acquisition means, and a messaging means. The image acquisition means acquires an image capturing a target animal. The information acquisition means acquires information related to a state of the target animal. Then, the messaging means transmits an image capturing the state of the target animal when the state of the target animal satisfies a predetermined image transmission condition, based on the image and the information.
    Type: Application
    Filed: October 9, 2020
    Publication date: November 9, 2023
    Applicant: NEC Corporation
    Inventors: Kenji Fukuda, Naoki Sawada, Yuri Satou
  • Publication number: 20230309428
    Abstract: A storage device includes a memory cell including a variable resistance element and a switching element having snapback current-voltage characteristics. The switching element includes a first conductive layer in contact with the variable resistance element, a second conductive layer, and a switching layer provided between the first conductive layer and the second conductive layer. The switching layer includes at least one switching member and a first insulating layer having a thermal conductivity higher than 1.4 W/m/K. A cross-sectional area of the switching member at a connection surface between the switching layer and the first conductive layer and a cross-sectional area of the switching member at a connection surface between the switching layer and the second conductive layer are each smaller than a cross-sectional area at a connection surface between the first conductive layer and the variable resistance element.
    Type: Application
    Filed: August 31, 2022
    Publication date: September 28, 2023
    Inventors: Kenji FUKUDA, Rina NOMOTO, Hiroyuki KANAYA, Masahiko NAKAYAMA, Hideyuki SUGIYAMA
  • Publication number: 20230278368
    Abstract: The tire includes a summit surrounded by side portions terminating in beads provided to cooperate with a mounting rim. A carcass reinforcement is surmounted by a summit reinforcement composed of reinforcing plies. When the tire is mounted onto its standard mounting rim and inflated with its nominal pressure, each side portion has an upper side point, a bottom side point, an intermediate side point, an upper side portion, and a bottom side portion. A weight of the bottom side portion on one side portion is at least 15% lighter than a weight of the bottom side portion on another side portion.
    Type: Application
    Filed: June 30, 2020
    Publication date: September 7, 2023
    Inventors: Kenji FUKUDA, Jacques BABAUD