Patents by Inventor Kenji Fukumoto

Kenji Fukumoto 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).

  • Publication number: 20240122818
    Abstract: The present invention relates to light-scattering silica particles having a light scattering property, the light-scattering silica particles including: a plurality of hollow portions each having a closed pore structure inside the particle, in which the light-scattering silica particles have a volume-based cumulative 50% particle diameter of 1 ?m to 500 ?m and an average circularity of 0.80 or more, and in use of the light-scattering silica particles, a reflectance A of a water cake containing 20 mg/cm2 of silica per measurement cross-sectional area at an ultraviolet wavelength of 310 nm is 30% or more.
    Type: Application
    Filed: December 27, 2023
    Publication date: April 18, 2024
    Applicants: AGC Inc., AGC SI-TECH CO., LTD.
    Inventors: Hajime KATAYAMA, Masashi KONDO, Kohta FUKUMOTO, Yuriko TAKANO, Shinnosuke ARIMITSU, Takeshi MURAKAMI, Kenji HIGASHI, Daisuke YAMAZUMI
  • Patent number: 11959795
    Abstract: A combined weighing system 1 includes a first X-ray inspection device 20, a combined weighing device 40, a bag making and packaging device 50, a weight inspection device 60, a second X-ray inspection device 70, and a management device 90 that manages each device. The management device 90 revises a weight conversion table of the first X-ray inspection device 20 and a correction value of the combined weighing device 40 based on an average value of weights of products B, which is calculated from a result of inspection over a certain time period in the weight inspection device 60.
    Type: Grant
    Filed: March 11, 2020
    Date of Patent: April 16, 2024
    Assignee: NICHIREI FOODS INC.
    Inventors: Kenji Fukumoto, Takao Eto, Kazuro Ishiyama, Shinya Tsukamoto
  • Publication number: 20240111262
    Abstract: A system including control devices configured to perform nth-order transmission, each control device including: a storage device storing, in relation to the control devices, a source list being a list of the control devices to be passed through from a most upstream control device to the control device and a destination list being a list of the control devices to be passed through from the control device to a most downstream control device; and a processor performing processing including: when an update request including a first source list of a first control device is received, updating the source list using the update request, generating a new update request using the updated source list, and transmitting the new update request to a second control device; and when a completion response including a second destination list of the second control device is received, updating the destination list using the completion response.
    Type: Application
    Filed: June 21, 2023
    Publication date: April 4, 2024
    Applicant: Fujitsu Limited
    Inventors: Koki INOUE, Kenji TAKA, Takayoshi NAKAYAMA, Shinya FUKUZAKI, Satoshi ITAYA, Naofumi OTSUKI, Wataru FUKUMOTO, Tomomi USUI
  • Patent number: 11926278
    Abstract: An airbag device includes a seat frame that forms a skeleton of a vehicle seat on which an occupant of a vehicle sits; an airbag that is disposed on a backrest portion that supports a back of the occupant in the vehicle seat and that is deployed by supply of gas; and a gas generator that is disposed at a seating surface portion that supports buttocks of the occupant in the vehicle seat and that generates gas to be supplied to the airbag; where a part that is a portion of the seat frame and includes at least a portion of a back frame forming a skeleton of the backrest portion, is formed as a flow tube that connects to the airbag to supply gas generated by the gas generator to the airbag.
    Type: Grant
    Filed: October 12, 2020
    Date of Patent: March 12, 2024
    Assignee: DAICEL CORPORATION
    Inventors: Shinichiro Ukita, Tomoki Hashizume, Kenji Fukumoto, Masayuki Yamazaki, Nobuyuki Katsuda
  • Publication number: 20230391257
    Abstract: An occupant protection device includes a first sensor configured to output vehicle information indicating a traveling state of a vehicle and a situation around the vehicle, a second sensor configured to output occupant information indicating a seating state of an occupant, a stimulus application unit that is to be worn by the occupant and is configured to apply a stimulus to the occupant, and a controller configured to control the stimulus application unit. The controller predicts an impact to be received by the vehicle, determines a stimulus application content by the stimulus application unit necessary for correcting a posture of the occupant to a posture prepared for the impact when the impact is predicted, and activates the stimulus application unit in accordance with the determined stimulus application content and thus corrects the posture of the occupant prior to a timing when the vehicle receives the impact.
    Type: Application
    Filed: August 23, 2023
    Publication date: December 7, 2023
    Applicant: DAICEL CORPORATION
    Inventors: Eric Aliwarga, Kenji Fukumoto, Masayuki Yamazaki
  • Publication number: 20230330898
    Abstract: A laminate molding system in which three or more press devices are continuously provided and a laminate molded article is sequentially pressure-molded. The laminate molding system includes first, second and third press devices. The first press device includes a pressure reducable chamber and a pressurizing surface formed of an elastic body sheet or a pressurizing surface formed of an elastic body sheet, the laminate molded article being pressurized by a driving force of a servomotor. The second press device includes a pressurizing surface formed of a metal press plate, the laminate molded article being pressurized by a driving force of a servomotor. The third press device includes a pressurizing surface formed of a metal press plate, the laminate molded article being pressurized by a driving force of a servomotor.
    Type: Application
    Filed: September 7, 2022
    Publication date: October 19, 2023
    Inventors: Takayuki YAMAMOTO, Keiichirou SUGISAKI, Kenji FUKUMOTO, Naoki UEDA
  • Patent number: 11780398
    Abstract: A coupling structure includes a first coupling portion formed by one end portion of a first tube, and a second coupling portion formed by one end portion of a second tube, and is configured such that the first coupling portion is inserted in the second coupling portion, the first coupling portion and the second coupling portion are coupled, with the second tube being pivotable with respect to the first tube, and a gap is formed between an outer surface of the first coupling portion and an inner surface of the second coupling portion in a first state in which a fluid is not flowing through the flow path, and in a second state in which the fluid is flowing through the flow path, pressure of the fluid causes the first coupling portion to deform to expand toward an outer side of the flow path to reduce the gap.
    Type: Grant
    Filed: January 26, 2021
    Date of Patent: October 10, 2023
    Assignee: DAICEL CORPORATION
    Inventors: Kenji Fukumoto, Tomoki Hashizume, Masayuki Yamazaki
  • Patent number: 11780128
    Abstract: A molding machine includes: a tie bar connected continuously to any one of a stationary platen and a movable platen, and including an engagement groove; a first engagement member configured to engage with or move away from the engagement groove of the tie bar; a second engagement member configured to engage with or move away from the engagement groove of the tie bar, and configured to be displaceable in an axial direction of the tie bar; a force transmission member located opposite the first engagement member across the second engagement member, and including a pressure surface to press the second engagement member and a through hole in which the tie bar is inserted; and a drive mechanism configured to use the force transmission member to cause the second engagement member to be displaceable in the axial direction of the tie bar with respect to the first engagement member.
    Type: Grant
    Filed: December 22, 2021
    Date of Patent: October 10, 2023
    Assignee: THE JAPAN STEEL WORKS, LTD.
    Inventors: Atsushi Tsukamoto, Kenji Fukumoto, Shizuo Jinno, Hisanaga Tajima, Hiroki Hasegawa
  • Patent number: 11780397
    Abstract: The airbag device protects the occupant seated in the vehicle seat disposed in the vehicle. An airbag device includes a first airbag group and a second airbag group that are disposed in the vehicle seat in correspondence with impacts from two different directions and that respectively include a plurality of airbags; a gas generation unit that is disposed in a seat cushion, of the vehicle seat, that supports the buttocks region of the occupant and that generates gas to be supplied to the first airbag group or the second airbag group; and a switching unit that switches the supply of gas to either the first airbag group or the second airbag group.
    Type: Grant
    Filed: October 16, 2020
    Date of Patent: October 10, 2023
    Assignee: DAICEL CORPORATION
    Inventors: Shinichiro Ukita, Kenji Fukumoto, Tomoki Hashizume, Masayuki Yamazaki, Nobuyuki Katsuda
  • Patent number: 11685335
    Abstract: An igniter assembly includes an igniter, a collar, and a holding part, a cup body having a cylindrical peripheral wall and a lid wall and a closing part defining an accommodating space with the cup body, the peripheral wall is sectioned, in an axial direction, into a contact region in contact with the closing part and a noncontact region not in contact with the closing part, the holding part includes a base part covering the contact region and a surrounding wall formed continuously to the base part and surrounding the noncontact region, and a fragile part is formed in the holding part between a first area including at least a part of the base part and a second area including a tip end of the surrounding wall, and thus the second area deforms radially outward preferentially when a load is applied to the surrounding wall by the igniter activated.
    Type: Grant
    Filed: September 26, 2019
    Date of Patent: June 27, 2023
    Assignee: DAICEL CORPORATION
    Inventors: Akifumi Noda, Kenji Fukumoto, Shinichiro Ukita
  • Publication number: 20230099992
    Abstract: A coupling structure includes a first coupling portion formed by one end portion of a first tube, and a second coupling portion formed by one end portion of a second tube, and is configured such that the first coupling portion is inserted in the second coupling portion, the first coupling portion and the second coupling portion are coupled, with the second tube being pivotable with respect to the first tube, and a gap is formed between an outer surface of the first coupling portion and an inner surface of the second coupling portion in a first state in which a fluid is not flowing through the flow path, and in a second state in which the fluid is flowing through the flow path, pressure of the fluid causes the first coupling portion to deform to expand toward an outer side of the flow path to reduce the gap.
    Type: Application
    Filed: January 26, 2021
    Publication date: March 30, 2023
    Applicant: DAICEL CORPORATION
    Inventors: Kenji FUKUMOTO, Tomoki HASHIZUME, Masayuki YAMAZAKI
  • Patent number: 11555613
    Abstract: A gas generator includes, a housing provided with a gas discharge port, an ignition chamber, accommodating an igniter and a transfer charge, provided on an end portion of the housing, a combustion chamber disposed within the housing and accommodating a gas generating agent, a rupturable closing member partitioning the combustion chamber from the ignition chamber and including a rupturable portion ruptured upon an actuation of the gas generator, and an inner tube extending from the closing member toward the gas discharge port inside the combustion chamber. The inner tube defines outside thereof a space containing the gas generating agent, and defines inside a hollow space. The inner tube is provided with a plurality of through holes. The inner tube includes one end communicating the hollow space with the ignition chamber to transfer the transfer charge in a burning state toward an opposite end when the rupturable portion is ruptured.
    Type: Grant
    Filed: March 13, 2018
    Date of Patent: January 17, 2023
    Assignee: DAICEL CORPORATION
    Inventor: Kenji Fukumoto
  • Publication number: 20230001875
    Abstract: The airbag device protects the occupant seated in the vehicle seat disposed in the vehicle. An airbag device includes a first airbag group and a second airbag group that are disposed in the vehicle seat in correspondence with impacts from two different directions and that respectively include a plurality of airbags; a gas generation unit that is disposed in a seat cushion, of the vehicle seat, that supports the buttocks region of the occupant and that generates gas to be supplied to the first airbag group or the second airbag group; and a switching unit that switches the supply of gas to either the first airbag group or the second airbag group.
    Type: Application
    Filed: October 16, 2020
    Publication date: January 5, 2023
    Applicant: Daicel Corporation
    Inventors: Shinichiro UKITA, Kenji FUKUMOTO, Tomoki HASHIZUME, Masayuki YAMAZAKI, Nobuyuki KATSUDA
  • Publication number: 20220410833
    Abstract: An airbag device includes a seat frame that forms a skeleton of a vehicle seat on which an occupant of a vehicle sits; an airbag that is disposed on a backrest portion that supports a back of the occupant in the vehicle seat and that is deployed by supply of gas; and a gas generator that is disposed at a seating surface portion that supports buttocks of the occupant in the vehicle seat and that generates gas to be supplied to the airbag; where a part that is a portion of the seat frame and includes at least a portion of a back frame forming a skeleton of the backrest portion, is formed as a flow tube that connects to the airbag to supply gas generated by the gas generator to the airbag.
    Type: Application
    Filed: October 12, 2020
    Publication date: December 29, 2022
    Applicant: DAICEL CORPORATION
    Inventors: Shinichiro Ukita, Tomoki Hashizume, Kenji Fukumoto, Masayuki Yamazaki, Nobuyuki Katsuda
  • Publication number: 20220307892
    Abstract: A combined weighing system 1 includes a first X-ray inspection device 20, a combined weighing device 40, a bag making and packaging device 50, a weight inspection device 60, a second X-ray inspection device 70, and a management device 90 that manages each device. The management device 90 revises a weight conversion table of the first X-ray inspection device 20 and a correction value of the combined weighing device 40 based on an average value of weights of products B, which is calculated from a result of inspection over a certain time period in the weight inspection device 60.
    Type: Application
    Filed: March 11, 2020
    Publication date: September 29, 2022
    Applicant: NICHIREI FOODS INC.
    Inventors: Kenji FUKUMOTO, Takao ETO, Kazuro ISHIYAMA, Shinya TSUKAMOTO
  • Publication number: 20220297357
    Abstract: A molding machine includes: a tie bar connected continuously to any one of a stationary platen and a movable platen, and including an engagement groove; a first engagement member configured to engage with or move away from the engagement groove of the tie bar; a second engagement member configured to engage with or move away from the engagement groove of the tie bar, and configured to be displaceable in an axial direction of the tie bar; a force transmission member located opposite the first engagement member across the second engagement member, and including a pressure surface to press the second engagement member and a through hole in which the tie bar is inserted; and a drive mechanism configured to use the force transmission member to cause the second engagement member to be displaceable in the axial direction of the tie bar with respect to the first engagement member.
    Type: Application
    Filed: December 22, 2021
    Publication date: September 22, 2022
    Inventors: Atsushi TSUKAMOTO, Kenji FUKUMOTO, Shizuo JINNO, Hisanaga TAJIMA, Hiroki HASEGAWA
  • Patent number: 11383671
    Abstract: A gas generator including an enhancer chamber provided on a first end of a cylindrical housing and including an igniter therein, a diffuser portion formed with a gas discharge port on a second end, a combustion chamber provided between the diffuser portion and the enhancer chamber, the enhancer chamber being an internal space which is axially sandwiched between the igniter and a cup-shaped partition wall, the internal space accommodating therein an enhancing agent, the cup-shaped partition wall including a peripheral wall provided with a peripheral wall body with a plurality of nozzles and an annular portion expanding outwardly from the peripheral wall body, an outer surface of the annular portion abutting against an inner wall surface of the cylindrical housing, a cylindrical gap being formed between the peripheral wall body and the inner wall surface, the nozzles being disposed to face the cylindrical gap, and the cylindrical gap being devoid of the gas generating agent therein.
    Type: Grant
    Filed: July 6, 2018
    Date of Patent: July 12, 2022
    Assignee: DAICEL CORPORATION
    Inventors: Kenji Fukumoto, Teppei Hanano
  • Publication number: 20220185223
    Abstract: An igniter assembly includes an igniter, a collar, and a holding part, a cup body having a cylindrical peripheral wall and a lid wall and a closing part defining an accommodating space with the cup body, the peripheral wall is sectioned, in an axial direction, into a contact region in contact with the closing part and a noncontact region not in contact with the closing part, the holding part includes a base part covering the contact region and a surrounding wall formed continuously to the base part and surrounding the noncontact region, and a fragile part is formed in the holding part between a first area including at least a part of the base part and a second area including a tip end of the surrounding wall, and thus the second area deforms radially outward preferentially when a load is applied to the surrounding wall by the igniter activated.
    Type: Application
    Filed: September 26, 2019
    Publication date: June 16, 2022
    Applicant: DAICEL CORPORATION
    Inventors: Akifumi NODA, Kenji FUKUMOTO, Shinichiro UKITA
  • Patent number: 11091119
    Abstract: A gas generator, including an igniter provided in a cylindrical housing, a combustion chamber filled with a gas generating agent, and being provided within the cylindrical housing; and a diffuser portion including a gas discharge port being coupled to the cylindrical housing, the diffuser portion including a bottom surface, a peripheral wall having the gas discharge port, and an opening, the diffuser portion including therein a cylindrical filter covering, from an inside of the diffuser portion, the gas discharge port, the cylindrical filter being disposed such that a first annular end face thereof abuts against the bottom surface of the diffuser portion and a second annular end face thereof is located to be on a side of the opening of the diffuser portion, the cylindrical filter having an annular inclined surface extending in an obliquely inward direction from the first annular end face, and a trapping space for trapping a combustion residue contained in the combustion gas being provided so as to be surround
    Type: Grant
    Filed: July 11, 2018
    Date of Patent: August 17, 2021
    Assignee: DAICEL CORPORATION
    Inventor: Kenji Fukumoto
  • Patent number: 10994456
    Abstract: A rotary mold type injection molding machine and a method for exchanging molds of a rotary mold type injection molding machine. The rotary mold type injection molding machine includes a fixed platen, a movable platen which is opened and closed in a horizontal direction with respect to the fixed platen, and a rotary table to which a plurality of molds is mounted and which is rotatably provided on one of the fixed platen and the movable platen. The rotary mold type injection molding machine further includes: a mold member which is configured of a plurality of molds and mold mounting plates to which the plurality of molds is mounted; and a mounting portion which is provided on the rotary table provided on one of the fixed platen and the movable platen and on which the mold mounting plate is mounted when the mold member is fixed.
    Type: Grant
    Filed: August 7, 2017
    Date of Patent: May 4, 2021
    Assignee: THE JAPAN STEEL WORKS, LTD.
    Inventors: Kenji Fukumoto, Tsuyoshi Miyaki, Shizuo Jinno