Patents by Inventor Takuro Mori

Takuro Mori 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: 20240110991
    Abstract: The insulation resistance testing device of the present disclosure includes a first magnetic current sensor disposed between the control unit and the ground, and a first damping resistor disposed in series with the first magnetic current sensor between the control unit and the ground. The insulation resistance testing device of the present disclosure includes a second magnetic current sensor disposed between the positive terminal and the ground of the battery pack, and a second damping resistor disposed in series with the second magnetic current sensor between the positive terminal and the ground.
    Type: Application
    Filed: August 23, 2023
    Publication date: April 4, 2024
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Shinichiro MORI, Naoya HATAKEYAMA, Hidenori MATSUTOH, Takuro FUCHIGAMI, Tsutomu KAWASAKI, Yuki MATSUI
  • Patent number: 11876033
    Abstract: An object of the present disclosure is to provide a technique capable of relaxing the stress to be applied around the attachment hole of the resin case at the time of fixing the resin case accommodating the semiconductor element to the heat dissipation component with a bolt. A semiconductor device includes a base plate, a heat dissipation component, and a resin case. In a state where the resin case is disposed on the heat dissipation component via the base plate, the resin case is attached to the heat dissipation component with a bolt. The resin case has a recess portion, an attachment hole formed below the recess portion, and at least one groove formed between a wall portion on an inner peripheral side forming the recess portion and the attachment hole. One end of the at least one groove reaches an outer peripheral end of the resin case.
    Type: Grant
    Filed: August 28, 2020
    Date of Patent: January 16, 2024
    Assignee: Mitsubishi Electric Corporation
    Inventors: Takuro Mori, Masaru Furukawa, Takamasa Oda, Seiji Saiki
  • Publication number: 20230010169
    Abstract: Provided are a semiconductor device and an inverter device with a decrease in yield being suppressed by preventing the adhesive from leaking into the inside of the semiconductor device. A heat sink, a wiring board provided on the heat sink, a semiconductor chip provided on the wiring board, a case housing provided on the heat sink so as to surround the wiring board and the semiconductor chip, an adhesive that adheres a lower surface joint portion of the case housing and an upper surface joint portion of the heat sink, a sealing material that fills the case housing and covers the wiring board and the semiconductor chip, and a convex portion provided on the lower surface joint portion of the case housing or the upper surface joint portion of the heat sink, that separates the adhesive from the sealing material are included.
    Type: Application
    Filed: April 12, 2022
    Publication date: January 12, 2023
    Applicant: Mitsubishi Electric Corporation
    Inventors: Yosuke Miyagi, Hideki Tsukamoto, Takuro Mori, Masaru Furukawa, Korehide Okamoto, Takamasa Oda, Seiji Saiki, Takeshi Ogawa
  • Patent number: 11257760
    Abstract: The semiconductor device includes a semiconductor element, a plurality of terminal electrodes, internal wiring, and a sealing material. The semiconductor element is mounted on a circuit pattern provided on an insulating substrate. The plurality of terminal electrodes are provided on a case in which the insulating substrate and the semiconductor element are contained. The internal wiring connects the semiconductor element and the plurality of terminal electrodes. The sealing material fills a space in the case. The internal wiring includes a plurality of circuit patterns, a plurality of metal blocks, and metal wire. The plurality of metal blocks are electrically connected to the respective circuit patterns. The metal wire connects the plurality of metal blocks and is bonded to the plurality of metal blocks at positions closer to an upper surface of the sealing material than surfaces of the plurality of circuit patterns.
    Type: Grant
    Filed: August 12, 2020
    Date of Patent: February 22, 2022
    Assignee: Mitsubishi Electric Corporation
    Inventors: Seiji Saiki, Masaru Furukawa, Takuro Mori, Takamasa Oda, Hideki Tsukamoto
  • Patent number: 11192562
    Abstract: A device to be controlled used for an operation of a vehicle, a determination device used for controlling the device, and a control information management device different from the determination device are included.
    Type: Grant
    Filed: May 23, 2018
    Date of Patent: December 7, 2021
    Assignee: HITACHI, LTD.
    Inventors: Takuro Mori, Mitsuhiro Kitani, Hiroshi Mine
  • Publication number: 20210183736
    Abstract: An object of the present disclosure is to provide a technique capable of relaxing the stress to be applied around the attachment hole of the resin case at the time of fixing the resin case accommodating the semiconductor element to the heat dissipation component with a bolt. A semiconductor device includes a base plate, a heat dissipation component, and a resin case. In a state where the resin case is disposed on the heat dissipation component via the base plate, the resin case is attached to the heat dissipation component with a bolt. The resin case has a recess portion, an attachment hole formed below the recess portion, and at least one groove formed between a wall portion on an inner peripheral side forming the recess portion and the attachment hole. One end of the at least one groove reaches an outer peripheral end of the resin case.
    Type: Application
    Filed: August 28, 2020
    Publication date: June 17, 2021
    Applicant: Mitsubishi Electric Corporation
    Inventors: Takuro MORI, Masaru FURUKAWA, Takamasa ODA, Seiji SAIKI
  • Publication number: 20210143094
    Abstract: The semiconductor device includes a semiconductor element, a plurality of terminal electrodes, internal wiring, and a sealing material. The semiconductor element is mounted on a circuit pattern provided on an insulating substrate. The plurality of terminal electrodes are provided on a case in which the insulating substrate and the semiconductor element are contained. The internal wiring connects the semiconductor element and the plurality of terminal electrodes. The sealing material fills a space in the case. The internal wiring includes a plurality of circuit patterns, a plurality of metal blocks, and metal wire. The plurality of metal blocks are electrically connected to the respective circuit patterns. The metal wire connects the plurality of metal blocks and is bonded to the plurality of metal blocks at positions closer to an upper surface of the sealing material than surfaces of the plurality of circuit patterns.
    Type: Application
    Filed: August 12, 2020
    Publication date: May 13, 2021
    Applicant: Mitsubishi Electric Corporation
    Inventors: Seiji SAIKI, Masaru FURUKAWA, Takuro MORI, Takamasa ODA, Hideki TSUKAMOTO
  • Publication number: 20210063197
    Abstract: Provided are a route information storage DB in which route information indicating a travel route for a vehicle is saved, a maintenance information storage DB in which maintenance information regarding maintenance of the vehicle is saved, an environment information storage DB in which environment information regarding the route is saved, a program storage DB in which a program to be used in the vehicle is saved, a computation unit that executes, based on the route information, the maintenance information, and the environment information, computing of evaluation indexes regarding optimization of travel control of the vehicle for respective cases each obtained by making a change in a program-parameter combination for the vehicle, and that determines a program-parameter combination which provides an optimal result among the computed results, and a communication unit that transmits, to the vehicle, the program-parameter combination determined by the computation unit.
    Type: Application
    Filed: December 5, 2018
    Publication date: March 4, 2021
    Inventors: Takehiko NAGANO, Takuro MORI, Jairo LOPEZ, Ryosuke HAYASHI
  • Publication number: 20200114930
    Abstract: Disclosed is a vehicle information management system 1 for choosing a second vehicle 3B corresponding to a first vehicle 3A by selecting a vehicle having a functional configuration corresponding to that of the first vehicle as a candidate of the second vehicle, and selecting, as the second vehicle, a vehicle having a use environment corresponding to that of the first vehicle from the selected candidates of the second vehicles.
    Type: Application
    Filed: October 9, 2019
    Publication date: April 16, 2020
    Inventors: Bandara SYAFRIL, Takehiko NAGANO, Takuro MORI
  • Patent number: 10593605
    Abstract: A semiconductor package includes: an insulating substrate having a circuit pattern; a semiconductor device provided on the circuit pattern; a case surrounding the semiconductor device on the insulating substrate; an external terminal electrically connecting inside and outside of the case; an inner wire electrically connecting the circuit pattern or the semiconductor device with an inner end portion of the external terminal; a sealing resin sealing the semiconductor device and the inner wire inside the case; and a lid covering an upper surface of the sealing resin, wherein the inner wire includes a fusion portion that fuses when excessive current flows, and the lid includes a scattering prevention part covering the fusion portion while securing a gap between the scattering prevention part and the upper surface of the sealing resin, and is fixed to the upper surface of the sealing resin in a region other than the scattering prevention part.
    Type: Grant
    Filed: November 13, 2018
    Date of Patent: March 17, 2020
    Assignee: Mitsubishi Electric Corporation
    Inventors: Yoshitaka Otsubo, Masayuki Ando, Kota Ohara, Takamasa Oda, Takuro Mori
  • Publication number: 20200034724
    Abstract: A risk analysis support device that performs risk analysis with a short analysis time includes: a control structure diagram input unit which receives an input of a risk analysis target represented in a form of a control structure diagram that represents the risk analysis target by a block and a control showing a relationship between a block executing control and a passive block controlled by the block. A control loop search is performed in a database for a similar control structure diagram including a subset of controls that matches or is similar to a subset of controls extracted from the control structure diagram input by the input unit and acquires from the database a hazard scenario including a node having a correspondence relationship with a subset of controls included in the similar control structure diagram. A recommendation output unit outputs the acquired hazard scenario in a tree structure.
    Type: Application
    Filed: July 17, 2019
    Publication date: January 30, 2020
    Inventors: Wakana TAKESHITA, Takuro MORI
  • Publication number: 20200023857
    Abstract: A device to be controlled used for an operation of a vehicle, a determination device used for controlling the device, and a control information management device different from the determination device are included.
    Type: Application
    Filed: May 23, 2018
    Publication date: January 23, 2020
    Inventors: Takuro MORI, Mitsuhiro KITANI, Hiroshi MINE
  • Publication number: 20190304859
    Abstract: A semiconductor package includes: an insulating substrate having a circuit pattern; a semiconductor device provided on the circuit pattern; a case surrounding the semiconductor device on the insulating substrate; an external terminal electrically connecting inside and outside of the case; an inner wire electrically connecting the circuit pattern or the semiconductor device with an inner end portion of the external terminal; a sealing resin sealing the semiconductor device and the inner wire inside the case; and a lid covering an upper surface of the sealing resin, wherein the inner wire includes a fusion portion that fuses when excessive current flows, and the lid includes a scattering prevention part covering the fusion portion while securing a gap between the scattering prevention part and the upper surface of the sealing resin, and is fixed to the upper surface of the sealing resin in a region other than the scattering prevention part.
    Type: Application
    Filed: November 13, 2018
    Publication date: October 3, 2019
    Applicant: Mitsubishi Electric Corporation
    Inventors: Yoshitaka OTSUBO, Masayuki ANDO, Kota OHARA, Takamasa ODA, Takuro MORI
  • Patent number: 10366933
    Abstract: A semiconductor device includes: a base plate; an insulating substrate provided on an upper surface of the base plate; a conductive pattern provided on an upper surface of the insulating substrate; a semiconductor chip mounted on an upper surface of the conductive pattern; a case surrounding the base plate, the insulating substrate, the conductive pattern, and the semiconductor chip; a sealing resin sealing an interior of the case; and an external connection terminal provided to the case. One end portion of the external connection terminal is connected to the conductive pattern, the case has a terminal insertion portion enabling insertion of the other end portion of the external connection terminal in a peripheral wall portion thereof, and a portion of the external connection terminal other than the other end portion is sealed by the sealing resin with the other end portion being inserted in the terminal insertion portion.
    Type: Grant
    Filed: July 27, 2017
    Date of Patent: July 30, 2019
    Assignee: Mitsubishi Electric Corporation
    Inventors: Takuro Mori, Hayato Nagamizu, Yoshitaka Otsubo
  • Patent number: 10319661
    Abstract: In a semiconductor device, an outer peripheral case body has guiding portions formed therein as a plurality of recesses. The plurality of guiding portions each include an upper end opening. The outer peripheral case body has inner peripheral side openings formed in its inner peripheral surface, each of which is continuous with the upper end opening, extends from an upper end face toward a base body and is continuous with the guiding portion. The first insertion portion is inserted into a first guiding portion of the plurality of guiding portions. The first external terminal portion is continuous with the first insertion portion and extends through the upper end opening in the first guiding portion to outside of the outer peripheral case body. The first connection terminal portion is continuous with the first insertion portion and connected to a conductive pattern through the inner peripheral side opening.
    Type: Grant
    Filed: October 5, 2017
    Date of Patent: June 11, 2019
    Assignee: Mitsubishi Electric Corporation
    Inventors: Hayato Nagamizu, Takuro Mori, Yoshitaka Otsubo
  • Publication number: 20180204782
    Abstract: In a semiconductor device, an outer peripheral case body has guiding portions formed therein as a plurality of recesses. The plurality of guiding portions each include an upper end opening. The outer peripheral case body has inner peripheral side openings formed in its inner peripheral surface, each of which is continuous with the upper end opening, extends from an upper end face toward a base body and is continuous with the guiding portion. The first insertion portion is inserted into a first guiding portion of the plurality of guiding portions. The first external terminal portion is continuous with the first insertion portion and extends through the upper end opening in the first guiding portion to outside of the outer peripheral case body. The first connection terminal portion is continuous with the first insertion portion and connected to a conductive pattern through the inner peripheral side opening.
    Type: Application
    Filed: October 5, 2017
    Publication date: July 19, 2018
    Applicant: Mitsubishi Electric Corporation
    Inventors: Hayato NAGAMIZU, Takuro MORI, Yoshitaka OTSUBO
  • Publication number: 20180182679
    Abstract: A semiconductor device includes: a base plate; an insulating substrate provided on an upper surface of the base plate; a conductive pattern provided on an upper surface of the insulating substrate; a semiconductor chip mounted on an upper surface of the conductive pattern; a case surrounding the base plate, the insulating substrate, the conductive pattern, and the semiconductor chip; a sealing resin sealing an interior of the case; and an external connection terminal provided to the case. One end portion of the external connection terminal is connected to the conductive pattern, the case has a terminal insertion portion enabling insertion of the other end portion of the external connection terminal in a peripheral wall portion thereof, and a portion of the external connection terminal other than the other end portion is sealed by the sealing resin with the other end portion being inserted in the terminal insertion portion.
    Type: Application
    Filed: July 27, 2017
    Publication date: June 28, 2018
    Applicant: Mitsubishi Electric Corporation
    Inventors: Takuro MORI, Hayato NAGAMIZU, Yoshitaka OTSUBO
  • Patent number: 9979658
    Abstract: When a proxy device is used between a transmission terminal and a reception terminal, receives final data from the transmission terminal, and fails immediately thereafter, a situation is avoided where transmission is completed in the transmission terminal, but reception is not completed in the reception terminal. There is provided a means for not returning ACK when a data packet is received in a state in which there is no data which waits for ACK and transmission of which is in progress, and there is no data which waits for arrangement and reception of which is in progress in the proxy device, for returning ACK for data received one step before when a data packet is received in a state in which there is data which waits for ACK and transmission of which is in progress, or there is data which waits for arrangement and reception of which is in progress.
    Type: Grant
    Filed: May 19, 2015
    Date of Patent: May 22, 2018
    Assignee: Hitachi, Ltd.
    Inventors: Takashi Isobe, Takeki Yazaki, Takuro Mori
  • Publication number: 20150341272
    Abstract: When a proxy device is used between a transmission terminal and a reception terminal, receives final data from the transmission terminal, and fails immediately thereafter, a situation is avoided where transmission is completed in the transmission terminal, but reception is not completed in the reception terminal. There is provided a means for not returning ACK when a data packet is received in a state in which there is no data which waits for ACK and transmission of which is in progress, and there is no data which waits for arrangement and reception of which is in progress in the proxy device, for returning ACK for data received one step before when a data packet is received in a state in which there is data which waits for ACK and transmission of which is in progress, or there is data which waits for arrangement and reception of which is in progress.
    Type: Application
    Filed: May 19, 2015
    Publication date: November 26, 2015
    Inventors: Takashi ISOBE, Takeki YAZAKI, Takuro MORI
  • Patent number: 9124518
    Abstract: When a proxy device is used between a transmission terminal and a reception terminal, receives final data from the transmission terminal, and fails immediately thereafter, a situation is avoided where transmission is completed in the transmission terminal, but reception is not completed in the reception terminal. There is provided a means for not returning ACK when a data packet is received in a state in which there is no data which waits for ACK and transmission of which is in progress, and there is no data which waits for arrangement and reception of which is in progress in the proxy device, for returning ACK for data received one step before when a data packet is received in a state in which there is data which waits for ACK and transmission of which is in progress, or there is data which waits for arrangement and reception of which is in progress.
    Type: Grant
    Filed: July 28, 2011
    Date of Patent: September 1, 2015
    Assignee: Hitachi, Ltd.
    Inventors: Takashi Isobe, Takeki Yazaki, Takuro Mori