Patents by Inventor Yoshihide Nakamura

Yoshihide Nakamura 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: 20240128486
    Abstract: A fuel cell module has a fuel cell stack and an oxidant gas supply plate. The fuel cell stack is arranged inside a housing. The oxidant gas supply plate is arranged adjacent to the fuel cell stack within the housing. The oxidant gas supply plate has an inner space. The oxidant gas supply plate is positioned separated away from an inner wall of the housing on the first direction side so that a space on the fuel cell stack side communicates with a space on the side opposite to the fuel cell stack side. The oxidant gas supply plate has a surface facing the fuel cell stack and a surface on the opposite side of the fuel cell stack, both being connected directly or indirectly to the housing.
    Type: Application
    Filed: February 25, 2022
    Publication date: April 18, 2024
    Inventors: Yoshihide SANO, Tomotake AONO, Ryuichi NAKAMURA, Keita FUTAGAMI
  • Patent number: 11462913
    Abstract: An electric power control system capable and a control device and a controlled device of electric power simplifying and reducing the cost of a slave device and electric power are provided. A power control system includes a master device supplied with power from a battery and a slave device powered by the battery through the master device. The slave device can also be supplied from a sub-battery or a solar cell that is different from the battery, the master device is provided with a control unit for controlling the slave device to be powered from the battery and the solar cell based on the power supply state of the battery and the solar cell.
    Type: Grant
    Filed: May 14, 2020
    Date of Patent: October 4, 2022
    Assignee: YAZAKI CORPORATION
    Inventor: Yoshihide Nakamura
  • Patent number: 11435950
    Abstract: A rewriting process of data stored in a control device is performed while executing a normal process. In a control system including a plurality of control devices in which data have been stored, each of which is a device for controlling an electric component of an automobile, a first communication line interconnecting the plurality of control devices, and a second communication line interconnecting the plurality of control devices for hacking up the first communication line, a rewriting device in which rewriting data have been stored is connected to the second communication line, and the rewriting device rewrites data stored in the control device to be rewritten with the rewriting data based on the rewriting data using the second communication line.
    Type: Grant
    Filed: May 1, 2020
    Date of Patent: September 6, 2022
    Assignee: YAZAKI CORPORATION
    Inventors: Tomohiro Shiozaki, Yoshihide Nakamura
  • Publication number: 20220202920
    Abstract: A composition containing antithrombin and a method for treating preeclampsia are disclosed. The method includes administering antithrombin or a composition including antithrombin to a subject in need of preeclampsia treatment. The subject may have blood antithrombin activity of 100% or less. The composition containing antithrombin may be administered to a subject with preeclampsia, who has blood antithrombin activity of 100% or less and the like.
    Type: Application
    Filed: February 10, 2020
    Publication date: June 30, 2022
    Applicant: KYOWA KIRIN CO., LTD.
    Inventors: Yoshihide NAKAMURA, Takashi MURAYAMA, Kenichi TAKAGI, Ryutaro SHIMAZAKI, Yuichi ENDO, Hironori KANDA, Kayoko MOTOYAMA, Masaya KATO, Shunichiro ORIHARA, Tomoko TANAKA
  • Patent number: 11362509
    Abstract: A power supply system includes: a battery; a master device supplied with power from the battery; and a slave device supplied with power from the master device via a first power supply line. The slave device supplies power to a load via a second power supply line. The master device estimates a temperature of the second power supply line. When the estimated temperature of the second power supply line is higher than a second cutoff threshold, power supply via the second power supply line is cut off.
    Type: Grant
    Filed: May 1, 2020
    Date of Patent: June 14, 2022
    Assignee: YAZAKI CORPORATION
    Inventor: Yoshihide Nakamura
  • Patent number: 11194652
    Abstract: The in-vehicle network includes a plurality of slave devices and a master device that communicates with the plurality of slave devices. The plurality of slave devices generates slave unique information as random information upon setting ID, and transmits the generated slave unique information. When all the slave unique information received from the plurality of slave devices are different from each other, the master device sets the ID based on each slave unique information. When the slave unique information received from the plurality of slave devices matches, the master device transmits a regeneration command to regenerate the slave unique information. Upon receiving the regeneration command, the slave device regenerates the slave unique information.
    Type: Grant
    Filed: February 26, 2019
    Date of Patent: December 7, 2021
    Assignee: YAZAKI CORPORATION
    Inventor: Yoshihide Nakamura
  • Patent number: 11153114
    Abstract: In an in-vehicle network, a master device and a plurality of slave devices communicate with each other. A plurality of semiconductor relays for supplying power to the corresponding slave devices is provided for each of the plurality of slave devices in the master device. IDs corresponding to the plurality of semiconductor relays are stored in a flash ROM of the master device. The master device transmits the corresponding ID each time the semiconductor relays are turned on by sequentially turning on the semiconductor relays. The plurality of slave devices set the ID received after power supply as its own ID.
    Type: Grant
    Filed: February 15, 2019
    Date of Patent: October 19, 2021
    Assignee: YAZAKI CORPORATION
    Inventor: Yoshihide Nakamura
  • Patent number: 11082253
    Abstract: Provided is a communication system capable of performing function addition and design change inexpensively. The communication system includes a plurality of slave devices and a master device communicating with the plurality of slave devices. The control blocks control the slave devices or the master device. The input blocks input the input signals to input ports of the control blocks, respectively. The output blocks include semiconductor relays that are turned on and off according to output signals output from the output ports of the control blocks, respectively. The power supply block supplies power to the control blocks. These blocks are configured on separate substrates. The communication block has a communication I/F circuit. The slave devices or the master device are configured by combining plural types of blocks.
    Type: Grant
    Filed: September 4, 2019
    Date of Patent: August 3, 2021
    Assignee: YAZAKI CORPORATION
    Inventors: Tomohiro Shiozaki, Yoshihide Nakamura
  • Patent number: 10972307
    Abstract: A communication system capable of shortening a setting time of an ID and reducing an incorrect setting is provided. A writing device sequentially transmits an ID of a plurality of slave devices after transmitting of the ID of a master device. The master device includes a plurality of semiconductor relays provided for each of the plurality of master slave devices for supplying power to the corresponding slave devices. The master device receives the ID of the master device from the writing device, and sets it as its own ID. The master device, every time the ID of the plurality of slave devices is received from the writing device after setting the ID of its own, turns on the semiconductor relays in order. The plurality of slave devices sets the ID received after power supply as its own ID.
    Type: Grant
    Filed: September 20, 2019
    Date of Patent: April 6, 2021
    Assignee: YAZAKI CORPORATION
    Inventor: Yoshihide Nakamura
  • Patent number: 10936236
    Abstract: Provided are a rewriting system capable of shortening rewrite time, a rewriting system and a computer used for the rewriting system. The rewriting system includes an ECU and a rewriting device for at least transmitting to the ECU a rewrite data of memory contents stored in a flash ROM 14B (memory), the flash ROM 14B (memory) includes a rewrite target area A2 in which the memory contents to be rewritten are stored and a non-rewrite target area A1 in which the memory contents not to be rewritten are stored, and the rewriting device transmits the rewrite data of the memory contents to the ECU only for the memory contents of the rewrite target area in the flash ROM 14B (memory).
    Type: Grant
    Filed: March 19, 2018
    Date of Patent: March 2, 2021
    Assignee: YAZAKI CORPORATION
    Inventors: Yoshihide Nakamura, Satoshi Morita, Yasuyuki Shigezane, Yoshinori Ikuta, Shuuji Satake
  • Patent number: 10916396
    Abstract: A plurality of semiconductor relays is provided between a power source and loads. The semiconductor relays have a function of a current detection for detecting a current passing through themselves. The loads are connected to output terminals respectively. A switching unit arbitrarily selects and switches a connecting destination of the semiconductor relays from among the plurality of output terminals. A microcomputer controls the switching unit on the basis of the detection results of a current flowing through the semiconductor relays, and adjusts the number of the semiconductor relays connected to the same load and connected to each other in parallel.
    Type: Grant
    Filed: July 19, 2018
    Date of Patent: February 9, 2021
    Assignee: YAZAKI CORPORATION
    Inventors: Tomohiro Shiozaki, Yoshihide Nakamura, Satoshi Morita, Yoshinori Ikuta, Shuuji Satake
  • Publication number: 20200403409
    Abstract: An electric power control system capable and a control device and a controlled device of electric power simplifying and reducing the cost of a slave device and electric power are provided. A power control system includes a master device supplied with power from a battery and a slave device powered by the battery through the master device. The slave device can also be supplied from a sub-battery or a solar cell that is different from the battery, the master device is provided with a control unit for controlling the slave device to be powered from the battery and the solar cell based on the power supply state of the battery and the solar cell.
    Type: Application
    Filed: May 14, 2020
    Publication date: December 24, 2020
    Applicant: YAZAKI CORPORATION
    Inventor: Yoshihide NAKAMURA
  • Publication number: 20200389012
    Abstract: A power supply system includes: a battery; a master device supplied with power from the battery; and a slave device supplied with power from the master device via a first power supply line. The slave device supplies power to a load via a second power supply line. The master device estimates a temperature of the second power supply line. When the estimated temperature of the second power supply line is higher than a second cutoff threshold, power supply via the second power supply line is cut off.
    Type: Application
    Filed: May 1, 2020
    Publication date: December 10, 2020
    Applicant: Yazaki Corporation
    Inventor: Yoshihide NAKAMURA
  • Publication number: 20200371717
    Abstract: A rewriting process of data stored in a control device is performed while executing a normal process. In a control system including a plurality of control devices in which data have been stored, each of which is a device for controlling an electric component of an automobile, a first communication line interconnecting the plurality of control devices, and a second communication line interconnecting the plurality of control devices for hacking up the first communication line, a rewriting device in which rewriting data have been stored is connected to the second communication line, and the rewriting device rewrites data stored in the control device to be rewritten with the rewriting data based on the rewriting data using the second communication line.
    Type: Application
    Filed: May 1, 2020
    Publication date: November 26, 2020
    Applicant: YAZAKI CORPORATION
    Inventors: Tomohiro SHIOZAKI, Yoshihide NAKAMURA
  • Patent number: 10848378
    Abstract: A gateway causes an ECU to set an ID according to the number of loads connected to the ECU. The ECU transmits, to the gateway, a set ID which is according to the loads. If IDs transmitted from a plurality of ECUs are overlapped, the gateway causes the ECU to set an ID according to the number of parallel connections of the loads. The ECU transmits, to the gateway, a set ID which is according to the number of parallel connections. If IDs transmitted from a plurality of ECUs are overlapped, the gateway causes the ECU to set an ID according to a sum of drive currents of the loads.
    Type: Grant
    Filed: May 3, 2018
    Date of Patent: November 24, 2020
    Assignee: YAZAKI CORPORATION
    Inventor: Yoshihide Nakamura
  • Patent number: 10812288
    Abstract: A communication system capable of shortening a setting time of an ID and reducing an incorrect setting is provided. A master device, when receiving an ID assignment request from a writing device, turns on all a plurality of semiconductor relays, and after a predetermined time has elapsed, turns all off, sequentially turns on the semiconductor relays and each time turning on the semiconductor relays, sends the corresponding ID. The plurality of slave devices, when receiving the ID assignment request from the writing device after supplying power, stores the fact in the ID request area, waits for a reception of the ID from the master device without confirming reception of the ID assignment request, and sets the ID as its own ID if determining that the ID assignment request has already been received by the ID request area after power is supplied.
    Type: Grant
    Filed: September 20, 2019
    Date of Patent: October 20, 2020
    Assignee: YAZAKI CORPORATION
    Inventor: Yoshihide Nakamura
  • Patent number: 10700511
    Abstract: A protector for an electricity supply circuit includes: a power switch for switching between connection and disconnection of the electricity supply circuit; a controller configured to output a switching command signal to the power switch in accordance with an input signal; and a current detector for detecting current flowing to the electricity supply circuit. The controller includes: a lower limit threshold determination unit configured to determine whether or not an estimated temperature of a power line has dropped below a lower limit threshold; a timer for counting the time that passes after a load has been turned off, when the load is turned off by the power switch; and a mode switching unit configured to switch the controller to a sleep mode when a predetermined time is counted by the timer and the lower limit threshold determination unit determines that the estimated temperature has dropped below the lower limit threshold.
    Type: Grant
    Filed: October 14, 2014
    Date of Patent: June 30, 2020
    Assignee: YAZAKI CORPORATION
    Inventors: Yoshihide Nakamura, Akinori Maruyama, Keisuke Ueta
  • Patent number: 10664370
    Abstract: Related semiconductor devices have a problem in which analysis processing with high defect reproducibility cannot be performed. According to an embodiment, a semiconductor device includes a first arithmetic core that executes a first program stored in a first code area using a first local memory area and a second arithmetic core that executes a second program stored in a second code area using a second local memory area. In an analysis mode, the semiconductor device performs first analysis processing that causes both the first arithmetic core and the second arithmetic core to execute the first program and second analysis processing that causes both the first arithmetic core and the second arithmetic core to execute the second program, and compares a plurality of arithmetic result data pieces acquired from the first and second analysis processing to thereby acquire analysis information used for defect analysis.
    Type: Grant
    Filed: May 2, 2018
    Date of Patent: May 26, 2020
    Assignee: RENESAS ELECTRONICS CORPORATION
    Inventors: Kenji Shiozawa, Yoshihide Nakamura, Takuya Lee, Yutaka Nakadai, Tetsuya Kokubun, Hiroyuki Sasaki
  • Patent number: 10665091
    Abstract: An ID setting device includes: an output circuit configured to output, as serial data, an ID to be set in an ECU, which is an ID setting target; an input circuit to which an ID that is set is input as serial data from the ECU; and a control unit configured to check the ID output by the output circuit and the ID input to the input circuit against each other. The serial data has a duty cycle which is according to setting data on a per bit basis.
    Type: Grant
    Filed: May 3, 2018
    Date of Patent: May 26, 2020
    Assignee: YAZAKI CORPORATION
    Inventors: Yoshihide Nakamura, Satoshi Morita, Yasuyuki Shigezane, Yoshinori Ikuta, Shuuji Satake
  • Patent number: 10656201
    Abstract: According to one embodiment, a semiconductor device performs processing based on a user program by using a user program, which is used in a normal mode, as an analysis program and making a plurality of peripheral circuits having the same function operate in lock-step where the plurality of peripheral circuits operate in the identical manner, and makes failure diagnosis of the peripheral circuits by determining match or mismatch of a plurality of analysis information respectively obtained from the plurality of peripheral circuits operating in lock-step.
    Type: Grant
    Filed: May 3, 2018
    Date of Patent: May 19, 2020
    Assignee: RENESAS ELECTRONICS CORPORATION
    Inventors: Takuya Lee, Tetsuya Kokubun, Yutaka Nakadai, Kenji Shiozawa, Yoshihide Nakamura