Patents by Inventor Takayuki Yamamoto

Takayuki Yamamoto 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: 11951692
    Abstract: The purpose of the present invention is to provide a fiber-reinforced resin material having minimal directionality of strength as well as excellent productivity, a method and device for manufacturing a fiber-reinforced resin material whereby a molded article is obtained, and a device for inspecting a fiber bundle group. A method for manufacturing a sheet-shaped fiber-reinforced resin material in which a paste (P1) is impregnated between cut fiber bundles (CF), the method for manufacturing a fiber-reinforced resin material including a coating step applying a coating of a paste (P1) on a first sheet (S11) conveyed in a predetermined direction, a cutting step for cutting a long fiber bundle (CF) using a cutter (113A), a scattering step for dispersing the cut fiber bundles (CF) and scattering the cut fiber bundles (CF) on the paste (P1), and an impregnation step for pressing a fiber bundle group (F1) and the paste (P1) on the first sheet (S11) and impregnating the paste (P1) between the fiber bundles (CF).
    Type: Grant
    Filed: January 18, 2023
    Date of Patent: April 9, 2024
    Assignee: Mitsubishi Chemical Corporation
    Inventors: Hiroshi Iwata, Nobuyuki Yamamoto, Hajime Okutsu, Ryuichi Ishikawa, Koichi Akiyama, Takayuki Kobayashi
  • Patent number: 11944983
    Abstract: An electrostatic separation method includes: applying voltage between a lower electrode at a bottom portion of or in the raw material layer and an upper electrode above the raw material layer, generating an electric field between electrodes; fluidizing the raw material layer and bringing conductive particles and the lower electrode into contact in the raw material layer charging only the conductive particles wherein their polarity becomes the same as the lower electrode; generating polarity, the same as the upper electrode, by dielectric polarization on a conveyor belt downward-facing conveyance surface passing through a capture region above the raw material layer and under the upper electrode, the conveyance surface including a nonconductor; separates charged conductive particles from the raw material layer surface by electrostatic force and adhering conductive particles to the conveyor belt conveyance surface; and separating and collecting the particles from the conveyance surface that moved outside the ele
    Type: Grant
    Filed: October 19, 2021
    Date of Patent: April 2, 2024
    Assignee: KAWASAKI JUKOGYO KABUSHIKI KAISHA
    Inventors: Takayuki Ihara, Koki Ikeda, Naoya Ogiyama, Yusuke Iida, Manabu Masamoto, Koji Fukumoto, Gen Kiyotaki, Keiichi Mashio, Tomoyuki Suzuki, Ryoma Yamamoto
  • Patent number: 11938917
    Abstract: A braking control device for a vehicle includes a malfunction detector configured to detect a malfunction of a first stroke sensor or a second stroke sensor, a memory configured to store a first stroke and a second stroke, a stroke calculator for first calculation configured to calculate, from the first stroke and the second stroke, an average value for calculating a target deceleration before a malfunction is detected by the malfunction detector, a stroke calculator for second calculation configured to calculate, from the average value and the second stroke (first stroke), an additional value for calculating the target deceleration after the malfunction is detected, and a target deceleration setting circuit configured to set the target deceleration from the average value or the additional value.
    Type: Grant
    Filed: March 28, 2019
    Date of Patent: March 26, 2024
    Assignee: ADVICS CO., LTD.
    Inventors: Tomotaka Asano, Takayuki Yamamoto, Yasuhito Ishida
  • Patent number: 11827199
    Abstract: A vehicle brake device includes a stroke simulator, a stroke sensor, and a brake start determination unit. The stroke simulator includes a cylinder, a piston, an orifice, and a pressure sensor. The cylinder defines a liquid pressure chamber to which a brake liquid is supplied via a fluid path. The piston slides in the cylinder by the brake liquid supplied to the liquid pressure chamber. The orifice is formed in the fluid path. The pressure sensor detects a reaction pressure. The stroke sensor is configured to detect the stroke. The brake start determination unit determines an operation of the brake operation member has been started in a case where the reaction pressure detected by the pressure sensor becomes equal to or greater than a first threshold value and the stroke detected by the stroke sensor becomes equal to or greater than a second threshold value.
    Type: Grant
    Filed: November 6, 2018
    Date of Patent: November 28, 2023
    Assignee: ADVICS CO., LTD.
    Inventors: Tatsushi Kobayashi, Tomotaka Asano, Yasuhito Ishida, Ryosuke Endo, Takayuki Yamamoto
  • 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
  • Publication number: 20230295837
    Abstract: There is provided a technique that includes: (a) forming a modified layer by modifying at least a portion of an oxide film of a substrate by performing, a predetermined number of times: (a1) supplying a fluorine-containing gas to the substrate including the oxide film; and (a2) supplying a first reducing gas to the substrate; and (b) supplying the fluorine-containing gas to the substrate after the modified layer is formed.
    Type: Application
    Filed: September 15, 2022
    Publication date: September 21, 2023
    Applicant: Kokusai Electric Corporation
    Inventors: Kaichiro MINAMI, Naonori AKAE, Akito HIRANO, Sadayasu SUYAMA, Takayuki YAMAMOTO, Shunsuke ASAKURA, Yugo ORIHASHI, Yasuhiro MEGAWA
  • Patent number: 11718181
    Abstract: A vehicle includes a regenerative generator on a front wheel. A braking control device includes an actuator that applies a front wheel torque and a rear wheel torque, and a controller that individually adjusts the front wheel torque and the rear wheel torque. The controller is configured to determine the front wheel torque and the rear wheel torque to zero when a regenerative braking force Fg generated by the regenerative generator has not reached a maximum regenerative force Fx which is a generatable maximum value. On the other hand, the controller is configured to increase the rear wheel torque from zero before increasing the front wheel torque from zero when the regenerative braking force Fg reaches the maximum regenerative force Fx.
    Type: Grant
    Filed: February 5, 2019
    Date of Patent: August 8, 2023
    Assignee: ADVICS CO., LTD.
    Inventors: Takayuki Yamamoto, Hiroyuki Kodama, Hiroyuki Ando
  • Publication number: 20230099171
    Abstract: An L10 type iron-nickel (FeNi) ordered alloy has an L10 type ordered structure and contains sulfur. The L10 type FeNi ordered alloy may have a sulfur content in a range from 0.01% by mass to 10% by mass. A manufacturing method of an L10 type FeNi ordered alloy includes performing a nitriding treatment to an FeNi alloy containing sulfur to obtain a nitride containing Fe and Ni.
    Type: Application
    Filed: September 22, 2022
    Publication date: March 30, 2023
    Inventors: Hiroaki KURA, Takahiro NISHIO, Eiji WATANABE, Yoshiaki HAYASHI, Takayuki YAMAMOTO, Hisashi MAEHARA, Takanori MATSUNO
  • Patent number: 11530631
    Abstract: An engine oil state control device for controlling a fuel mixture ratio of a fuel mixed in an engine oil of an engine on which a predetermined combustion control is performed includes comprising a fuel mixture ratio acquisition part configured to acquire the fuel mixture ratio, and an oil temperature rise control part configured to perform an oil temperature rise control for increasing an evaporation rate of the fuel mixed in the engine oil if the fuel mixture ratio is equal to or greater than a first threshold.
    Type: Grant
    Filed: October 27, 2017
    Date of Patent: December 20, 2022
    Assignee: MITSUBISHI HEAVY INDUSTRIES ENGINE & TURBOCHARGER, LTD.
    Inventors: Takayuki Yamamoto, Takuya Kumagai, Tomohide Yamada, Kazuki Nishizawa
  • Publication number: 20220332115
    Abstract: A liquid discharge head includes a head body, a plurality of driver ICs, a flexible substrate, and a wiring board. The head body includes a discharge hole configured to discharge a liquid. The plurality of driver ICs controls drive of the head body. The plurality of driver ICs are mounted at the flexible substrate, and the flexible substrate is electrically connected to the head body. The wiring board includes a plurality of connectors. In addition, the flexible substrate includes: a plurality of protruding portions configured to protrude in the same direction and each including a tip portion to be inserted into corresponding one of the plurality of connectors; and a slit formed between the protruding portions adjacent to each other and extending up to a region between the driver ICs adjacent to each other.
    Type: Application
    Filed: September 16, 2020
    Publication date: October 20, 2022
    Inventors: Yasuhiko FUKUDA, Takayuki YAMAMOTO
  • Publication number: 20220314812
    Abstract: A braking control device is applied to, for example, a vehicle in which a regenerative braking force is generated on a front wheel by a regenerative generator provided on the front wheel. The braking control device includes an actuator configured to individually generate a front wheel friction braking force on the front wheel and a rear wheel friction braking force Fmr on a rear wheel of the vehicle; and a braking controller configured to control the actuator. In the braking control device, the braking controller is configured to regulate the front and rear wheel friction braking forces based on a normative regenerative force corresponding to a rotation speed equivalent value equivalent to a rotation speed of the regenerative generator.
    Type: Application
    Filed: July 28, 2020
    Publication date: October 6, 2022
    Applicant: ADVICS CO., LTD.
    Inventors: Takayuki YAMAMOTO, Kazutoshi YOGO
  • Patent number: 11407392
    Abstract: The braking device for vehicles includes a reduction amount setting part for setting the amount by which to reduce the revolution of a pump motor during maintenance or reduction of controllable differential pressure so that the reduction amount decreases as the probability increases of needing to discharge the brake fluid by pumps, during a period from when a brake controller begins reducing the revolution until the lapse of prescribed time.
    Type: Grant
    Filed: September 5, 2018
    Date of Patent: August 9, 2022
    Assignee: ADVICS CO., LTD.
    Inventors: Ken Kuzuya, Yasuhito Ishida, Tomotaka Asano, Takayuki Yamamoto
  • Patent number: 11377082
    Abstract: A braking control device includes a master unit including a master chamber connected to a front wheel cylinder and a servo chamber that applies forward force opposing a reverse force applied to a master piston by the master chamber to the master piston, a pressure adjustment unit that adjusts brake fluid discharged by a pump to a first liquid pressure by a first solenoid valve and introduces the first liquid pressure to a rear wheel cylinder, and adjusts the first liquid pressure to decrease to a second liquid pressure by a second solenoid valve and introduces the second liquid pressure to the servo chamber; and a regenerative coordination unit having an input piston operable in conjunction with a braking operation member and an input cylinder fixed to the master cylinder, and in which a gap between the master piston and the input piston is controlled by the second liquid pressure.
    Type: Grant
    Filed: February 5, 2019
    Date of Patent: July 5, 2022
    Assignee: ADVICS CO., LTD.
    Inventors: Takayuki Yamamoto, Hiroyuki Kodama, Hiroyuki Ando
  • Patent number: 11364805
    Abstract: A brake control mounted in a vehicle equipped with a regenerative generator on either the front wheels or the rear wheels including a first pressure adjusting unit that adjusts a liquid pressure generated by a first electric motor to a first liquid pressure and provides the first liquid pressure to wheel cylinders of wheels on one side; and a second pressure adjusting unit that is configured by a fluid pump, which is driven by a second electric motor, and a pressure adjusting valve, and that performs adjustment to increase the first liquid pressure to a second liquid pressure and provides the second liquid pressure to wheel cylinders of wheels on the other side.
    Type: Grant
    Filed: September 26, 2018
    Date of Patent: June 21, 2022
    Assignee: AD VICS CO., LTD.
    Inventor: Takayuki Yamamoto
  • Patent number: 11364890
    Abstract: A braking device includes: a reservoir; a master cylinder in which when the amount of operation performed on a brake pedal reaches or exceeds a predetermined amount, a port communicating between a pressure chamber and the reservoir is cut off and hydraulic pressure corresponding to the brake pedal operation amount is generated; a hydraulic pressure unit for adjusting the wheel cylinder hydraulic pressure; and a control unit for controlling the hydraulic pressure unit. The control unit determines, based on a temperature-related value related to the temperature of a friction member pressed by the wheel cylinder hydraulic pressure against a rotating member fixed to a wheel, whether the friction member is in a fade state. When the friction member is in a fade state, the control unit controls the hydraulic pressure unit to suction brake fluid from the reservoir through the port, and is fed to the wheel cylinder.
    Type: Grant
    Filed: March 28, 2017
    Date of Patent: June 21, 2022
    Assignee: ADVICS CO., LTD.
    Inventors: Yasuhito Ishida, Tatsushi Kobayashi, Takayuki Yamamoto
  • Patent number: 11325576
    Abstract: A braking control device includes a first adjustment unit, a master unit, a regenerative coordination unit, a first opening/closing valve, a second opening/closing valve, a reaction force hydraulic pressure sensor, an input hydraulic pressure sensor, a controller. The master unit includes a master cylinder and a master piston, a master chamber, a servo chamber, and a reaction force chamber. The regenerative coordination unit includes an input piston. The first opening/closing valve provided in a first fluid passage. The second opening/closing valve provided in a second fluid passage. The reaction force hydraulic pressure sensor detects a pressure in the reaction force chamber. The input hydraulic pressure sensor detects a pressure in the input cylinder.
    Type: Grant
    Filed: October 17, 2018
    Date of Patent: May 10, 2022
    Assignee: ADVICS CO., LTD.
    Inventors: Takayuki Yamamoto, Hiroyuki Kodama
  • Patent number: 11299135
    Abstract: A brake control device including a pressure adjusting unit including an electric pump and an electromagnetic valve, and that adjusts, using the electromagnetic valve, a brake liquid discharged by the electric pump to an adjusted liquid pressure and introduces the adjusted liquid pressure to the wheel cylinders of the rear wheels; and a master unit that includes a master cylinder and a master piston, and that includes a master chamber connected to the wheel cylinders of the front wheels and a servo chamber to which the adjusted liquid pressure is introduced and which provides, to the master piston, an advancing force that opposes a retreating force applied to the master piston by the master chamber.
    Type: Grant
    Filed: September 26, 2018
    Date of Patent: April 12, 2022
    Assignee: ADVICS CO., LTD.
    Inventors: Takayuki Yamamoto, Hiroyuki Kodama, Hiroyuki Ando
  • Patent number: 11232336
    Abstract: A printer apparatus that operates with power supplied by a power supply device includes: a printing unit that performs printing; a communication unit that is connected by USB to an external apparatus and supplies the power to the external apparatus; and a print control unit that causes the printing unit to perform printing in accordance with a print command received by the communication unit. When the printing unit performs the printing, the print control unit causes the communication unit to transmit a power-saving-enabling instruction that instructs the external apparatus to enter a power saving state.
    Type: Grant
    Filed: January 28, 2020
    Date of Patent: January 25, 2022
    Inventor: Takayuki Yamamoto
  • Patent number: 11204724
    Abstract: A printing system includes a terminal device that generates print job data, and a child printer that is configured to communicate with a parent printer that receives the print job data from the terminal device, where the child printer is configured to perform printing based on the print job data. The terminal device stores the generated print job data and transmits, to the parent printer, print job related data including the stored print job data and a plurality of pieces of access information for accessing the terminal device. The child printer requests a transmission of the print job data from the terminal device based on the plurality of pieces of access information included in the print job related data received by the parent printer.
    Type: Grant
    Filed: June 12, 2020
    Date of Patent: December 21, 2021
    Assignee: Seiko Epson Corporation
    Inventors: Kazuki Ohashi, Shinsuke Kubota, Takayuki Yamamoto
  • Patent number: D945798
    Type: Grant
    Filed: March 16, 2020
    Date of Patent: March 15, 2022
    Assignee: Okamura Corporation
    Inventor: Takayuki Yamamoto