Patents by Inventor Takehiro Nishimura

Takehiro Nishimura 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: 20230392279
    Abstract: A welding burn remover includes: a mover including a movable body to which a support of an electrolytic end effector is attached and at least one actuator that moves the movable body; and processing circuitry configured to control the actuator. The processing circuitry is configured to execute an electrolytic treatment in which the processing circuitry controls the actuator to slide an electrode on a welding burn portion of a welded workpiece through a short-circuit prevention cover while controlling a pump to supply an electrolytic solution to a boundary by an electrolytic solution feeder. The support of the electrolytic end effector includes: a base attached to the movable body of the mover; and a coupler connecting the electrode to the base such that the electrode is angularly displaceable relative to the base.
    Type: Application
    Filed: May 17, 2023
    Publication date: December 7, 2023
    Applicants: KAWASAKI RAILCAR MANUFACTURING CO., LTD.,, TIMEC INC.
    Inventors: Takehiro NISHIMURA, Akihito HANAFUSA, Tomohiro KITA, Yoshi SATO, Hiroshi YASUDA, Kazuhiro FUJITA
  • Publication number: 20230170220
    Abstract: In a manufacturing method of a semiconductor element of the present disclosure, a first semiconductor part (SL1) includes a protruding portion (TS) protruding toward an underlying substrate (UK), the protruding portion contains a nitride semiconductor, the protruding portion and the underlying substrate are bonded to each other, a semiconductor substrate (HK) includes a hollow portion (TK) located between the underlying substrate and the first semiconductor part, the hollow portion is in contact with a side surface of the protruding portion and communicates with the outside of the semiconductor substrate, and the protruding portion (TS) is irradiated with the laser beam (LZ) before the first semiconductor part is separated from the semiconductor substrate.
    Type: Application
    Filed: April 27, 2021
    Publication date: June 1, 2023
    Applicant: KYOCERA Corporation
    Inventor: Takehiro NISHIMURA
  • Publication number: 20220376132
    Abstract: A method for manufacturing a semiconductor element of the present disclosure includes: a step of preparing a substrate; a first element forming step of forming a first semiconductor layer in a first region on a surface of the substrate; a first element separating step of separating the first semiconductor layer from the substrate; and a second element forming step of forming a second semiconductor layer in a second region on the surface of the substrate from which the first semiconductor layer is separated. Additionally, in the method for manufacturing a semiconductor element of the present disclosure, at least a portion of the second region overlaps the first region.
    Type: Application
    Filed: September 30, 2020
    Publication date: November 24, 2022
    Applicant: KYOCERA CORPORATION
    Inventors: Takehiro NISHIMURA, Yutaka KUBA, Katsuaki MASAKI, Kentaro MURAKAWA, Toshihiro KOBAYASHI
  • Patent number: 11499582
    Abstract: A tag configured to detect loosening of a fastening member fastened to a fastened part of an apparatus includes: a base sheet including a fastening member attached portion and a fastened part attached portion, the fastening member attached portion being attached to the fastening member, the fastened part attached portion being attached to the fastened part; a RFID chip mounted on the base sheet; an antenna circuit mounted on the base sheet while being connected to the RFID chip; and an electric conductor mounted on the base sheet while being connected to the RFID chip, the electric conductor being configured such that an electric property of the electric conductor changes when the fastening member is displaced relative to the fastened part attached portion.
    Type: Grant
    Filed: October 18, 2018
    Date of Patent: November 15, 2022
    Assignee: KAWASAKI RAILCAR MANUFACTURING CO., LTD.
    Inventors: Yoshi Sato, Takehiro Nishimura, Masayuki Mitsue, Yuta Yoshimatsu
  • Publication number: 20220122839
    Abstract: A crystal growth method of the present disclosure includes: preparing a crystal growth-derived-layer forming substrate including (a) a substrate having a surface layer, (b) a mask pattern which is formed on the surface layer and which includes a plurality of strip bodies, and (c) a plurality of crystal growth-derived layers which are formed between and on the plurality of stripe bodies so as to have gaps therebetween above the plurality of strip bodies and which differ in lattice constant from the substrate having the surface layer; and growing semiconductor layers on the plurality of crystal growth-derived layers. The semiconductor layers are respectively grown on the plurality of crystal growth-derived layers formed so as to be separated from each other, and semiconductor layers on two adjacent ones of the plurality of crystal growth-derived layers are separated from each other.
    Type: Application
    Filed: December 30, 2021
    Publication date: April 21, 2022
    Applicant: KYOCERA Corporation
    Inventors: Takehiro NISHIMURA, Chiaki DOUMOTO
  • Patent number: 11307177
    Abstract: An ultrasonic flaw detector for a composite material constituted by a plurality of materials which are different in physical properties from one another includes: a section specifier configured to specify first and second sections of an RF signal of a reflected wave of an ultrasonic wave with which the composite material is irradiated, a material reflected wave being possibly generated in the first section, an interface reflected wave being possibly generated in the second section; a material flaw determiner configured to determine whether or not a value of the RF signal exceeds a positive first threshold in the first section; and an interface flaw determiner configured to determine whether or not the value of the RF signal falls below a negative second threshold in the second section.
    Type: Grant
    Filed: March 14, 2017
    Date of Patent: April 19, 2022
    Assignee: KAWASAKI JUKOGYO KABUSHIKI KAISHA
    Inventors: Takehiro Nishimura, Mitsuhiro Kamioka, Mamoru Nishio, Daisuke Watanabe, Yousuke Tsumura
  • Patent number: 11299184
    Abstract: A railcar bogie includes: a protection target member of the railcar bogie; and a protective film including an adhesive surface stuck to the protection target member. The protective film is configured such that an impact absorbing layer and a flame-retardant layer are laminated in this order from the protection target member side. The impact absorbing layer is thicker than the flame-retardant layer.
    Type: Grant
    Filed: May 1, 2017
    Date of Patent: April 12, 2022
    Assignee: KAWASAKI JUKOGYO KABUSHIKI KAISHA
    Inventors: Takehiro Nishimura, Yousuke Tsumura, Fumihide Inamura, Katsuyuki Kawashima, Ikko Hanaki, Yuhei Tanaka
  • Patent number: 11244826
    Abstract: A crystal growth method of the present disclosure includes: preparing a substrate having a surface layer; forming a mask pattern including a plurality of strip bodies on the surface layer to separate the surface layer into segments by the plurality of strip bodies and expose part of the surface layer; and forming, on a plurality of growth regions constituted by the exposed part of the surface layer, a crystal growth-derived layer by causing a semiconductor crystal which differs in lattice constant from the substrate to grow by a vapor-phase growth process. Each of the plurality of strip bodies has side faces inclined so that a width between the side faces gradually decreases with distance from the surface layer.
    Type: Grant
    Filed: January 22, 2019
    Date of Patent: February 8, 2022
    Assignee: KYOCERA CORPORATION
    Inventors: Takehiro Nishimura, Chiaki Doumoto
  • Patent number: 11008024
    Abstract: A flexible gear coupling includes two external gears and two internal gears meshing with the respective two external gears. A tooth root crowning radius of each external gear is smaller than a tooth tip crowning radius of the external gear. The external gear is formed such that a reference tooth height that is a tooth height at a tooth width direction middle position is smaller than an end tooth height that is a tooth height at a tooth width direction end position. A ratio of the end tooth height to the reference tooth height is set to 1.21 or more, and/or a ratio Rc/Rb of the tooth root crowning radius to the tooth tip crowning radius is set to 0.37 or less.
    Type: Grant
    Filed: June 13, 2018
    Date of Patent: May 18, 2021
    Assignees: KAWASAKI JUKOGYO KABUSHIKI KAISHA, KYUSHU HASEC CO., LTD.
    Inventors: Yoshi Sato, Takehiro Nishimura, Susumu Hirata
  • Patent number: 10988150
    Abstract: A state monitoring device for use in a train set constituted by coupling cars each including a carbody and a pair of bogies arranged at both respective longitudinal direction end portions of the carbody and supporting the carbody includes: sensors provided at the respective bogies and configured to detect state information of devices provided at the bogies; wireless transmitters provided at the respective bogies and configured to wirelessly transmit sensor signals containing the detected state information; and at least one wireless receiver configured to receive the sensor signals wirelessly transmitted from the wireless transmitters.
    Type: Grant
    Filed: November 24, 2016
    Date of Patent: April 27, 2021
    Assignee: KAWASAKI JUKOGYO KABUSHIKI KAISHA
    Inventors: Takehiro Nishimura, Yoshi Sato, Keiichiro Kamura, Masayuki Mitsue
  • Patent number: 10981584
    Abstract: A wheel load adjusting apparatus used in a railcar, and the railcar includes: first and second air springs arranged between a carbody and a first bogie so as to be spaced apart from each other in a car width direction; third and fourth air springs arranged between the carbody and a second bogie so as to be spaced apart from each other in the car width direction; and first to fourth automatic level controlling valves provided upstream of the first four air springs and configured to adjust heights of the four air springs to maintain constant height of the air springs, wherein when the railcar passes through a curve, the wheel load adjusting apparatus limits an air supply/air discharge operation of at least one of the four automatic level controlling valves to suppress an increase in a pressure difference between at least two of the four air springs.
    Type: Grant
    Filed: April 27, 2017
    Date of Patent: April 20, 2021
    Assignee: KAWASAKI JUKOGYO KABUSHIKI KAISHA
    Inventors: Yuta Yoshimatsu, Takafumi Okamoto, Takehiro Nishimura, Yoshi Sato, Keiichiro Kamura, Koichi Murata, Hirohide Matsushima
  • Patent number: 10967887
    Abstract: Provided is a bearing monitoring device of a railcar, the railcar being constituted by coupling a plurality of cars including carbodies and bogies, the bearing monitoring device including: bearing temperature sensors provided at the respective bogies and configured to directly or indirectly detect temperatures of bearings of the bogies; at least one state sensor provided at at least one of the carbodies of the plurality of cars and configured to be used for calculating loads or rotating speeds of the bearings; and a storage unit provided at at least one of the carbodies of the plurality of cars and configured to store data pieces of signals detected by the bearing temperature sensors and the state sensor.
    Type: Grant
    Filed: January 17, 2017
    Date of Patent: April 6, 2021
    Assignee: KAWASAKI JUKOGYO KABUSHIKI KAISHA
    Inventors: Takehiro Nishimura, Yoshi Sato, Keiichiro Kamura, Masayuki Mitsue
  • Patent number: 10964131
    Abstract: A state monitoring device for a plate spring mounted on a railcar bogie is configured to monitor a state of the plate spring, the plate spring including fiber-reinforced resin containing electrically conductive reinforced fibers containing reinforced fibers extending in a longitudinal direction of the plate spring. The state monitoring device includes: an electrode pair provided at both width direction side end surfaces of the plate spring and sandwiching the plate spring, a width direction of the plate spring being perpendicular to the longitudinal direction of the plate spring and a thickness direction of the plate spring; and a measuring unit electrically connected to the electrode pair and configured to measure an electrical characteristic of the plate spring.
    Type: Grant
    Filed: January 25, 2016
    Date of Patent: March 30, 2021
    Assignee: KAWASAKI JUKOGYO KABUSHIKI KAISHA
    Inventors: Masayuki Mitsue, Teruhisa Nakaoka, Tomohei Kobayashi, Katsuyuki Kawashima, Takehiro Nishimura, Yousuke Tsumura
  • Patent number: 10913470
    Abstract: A railcar steering bogie includes a bogie frame, a wheelset, an axle box suspension, a steering mechanism configured to steer the wheelset, a brake unit, and a brake unit support link. The brake unit includes: a main body frame; a brake shoe supported by the main body frame and pressed against a wheel tread of the wheel during braking. The brake unit support link couples the axle box suspension and the brake unit and transmits displacement of the axle box in a car longitudinal direction to the brake unit at least during steering performed by the steering mechanism. The brake unit support link restricts the brake unit from being displaced outward in a car width direction by a predetermined distance or more during the braking. At least one of a side surface of the brake unit support link and a side surface of the brake unit includes a sliding surface.
    Type: Grant
    Filed: November 28, 2016
    Date of Patent: February 9, 2021
    Assignee: KAWASAKI JUKOGYO KABUSHIKI KAISHA
    Inventors: Takehiro Nishimura, Yoshi Sato, Yukitaka Taga, Yousuke Tsumura, Keiichiro Kamura, Fumikazu Kounoike, Koichi Murata, Francois Olivier Uchida, Yuta Yoshimatsu
  • Patent number: 10889309
    Abstract: Provided is a bearing monitoring device of a railcar, the bearing monitoring device being configured to monitor a bearing of a bogie supporting a carbody, the bearing monitoring device including: a receiving unit configured to receive a data piece of a temperature of the bearing and at least one of a data piece of a load of the bearing and a data piece of a rotating speed of the bearing; and a diagnostic unit configured to, when a monitoring value exceeds a variable threshold, determine that an abnormality of the bearing has occurred, the monitoring value being at least one of a temperature value and a temperature increase rate, the at least one of the temperature value and the temperature increase rate being obtained from the data piece of the temperature of the bearing received by the receiving unit, wherein when at least one of a value of the data piece of the load and a value of the data piece of the rotating speed decreases, the diagnostic unit lowers the variable threshold.
    Type: Grant
    Filed: January 17, 2017
    Date of Patent: January 12, 2021
    Assignee: KAWASAKI JUKOGYO KABUSHIKI KAISHA
    Inventors: Takehiro Nishimura, Yoshi Sato, Keiichiro Kamura, Masayuki Mitsue
  • Patent number: 10862264
    Abstract: A light-emitting element housing member includes a substrate that is made of a ceramic and internally includes a deep-bottom-type space portion having an opening in at least one position thereof, wherein an inner wall of the space portion serves as a mounting part for a light-emitting element. A light-emitting element housing member includes a mounting part meant for mounting a light-emitting element and includes a substrate that includes a bottom base material having a rectangular shape in a planar view and a wall member provided on the bottom base material to enclose the mounting part in a U-shaped manner and have an opening in at least one portion thereof, wherein the substrate is integrally formed of a ceramic.
    Type: Grant
    Filed: April 18, 2017
    Date of Patent: December 8, 2020
    Assignee: KYOCERA Corporation
    Inventors: Youji Furukubo, Sentaro Yamamoto, Masanori Okamoto, Katsuaki Masaki, Takehiro Nishimura, Kazuya Shibata
  • Patent number: 10844918
    Abstract: There is provided a configuration that can precisely detect abrasion of brake shoes of a railway vehicle. A brake shoe abrasion detection unit includes: at least one abrasion detection RF tag that is attached at a position of an abrasion limit of a brake shoe of a railway vehicle tread brake or a position closer to a braking surface than the abrasion limit; and a reference RF tag that is attached at a position beyond the abrasion limit of the brake shoe.
    Type: Grant
    Filed: August 29, 2018
    Date of Patent: November 24, 2020
    Assignee: KAWASAKI JUKOGYO KABUSHIKI KAISHA
    Inventors: Yoshi Sato, Takehiro Nishimura, Akihiko Tada, Takao Sekiya, Takashi Miyazaki, Kazutsuna Ikeda, Masayuki Mitsue, Yuta Yoshimatsu
  • Publication number: 20200347869
    Abstract: A tag configured to detect loosening of a fastening member fastened to a fastened part of an apparatus includes: a base sheet including a fastening member attached portion and a fastened part attached portion, the fastening member attached portion being attached to the fastening member, the fastened part attached portion being attached to the fastened part; a RFID chip mounted on the base sheet; an antenna circuit mounted on the base sheet while being connected to the RFID chip; and an electric conductor mounted on the base sheet while being connected to the RFID chip, the electric conductor being configured such that an electric property of the electric conductor changes when the fastening member is displaced relative to the fastened part attached portion.
    Type: Application
    Filed: October 18, 2018
    Publication date: November 5, 2020
    Applicant: KAWASAKI JUKOGYO KABUSHIKI KAISHA
    Inventors: Yoshi SATO, Takehiro NISHIMURA, Masayuki MITSUE, Yuta YOSHIMATSU
  • Patent number: 10800436
    Abstract: A railcar steering bogie includes: a bogie frame including a cross beam; pair of axles; axle boxes accommodating bearings; axle box suspensions each including a coupling member coupling the corresponding axle box and bogie frame while allowing relative displacement in a car longitudinal direction; plate spring extending in the car longitudinal direction and including car longitudinal direction end portions extending obliquely upward along the car longitudinal direction and supported above the respective axle boxes and a car longitudinal direction middle portion unfixedly arranged under the cross beam; support seats including respective inclined upper surfaces and supporting the both respective longitudinal direction end portions of the plate spring; and gap bodies each provided between an upper surface of the corresponding axle box suspension and a lower surface of the corresponding support seat and configured to allow displacement of the axle box suspension and the support seat in the car longitudinal direct
    Type: Grant
    Filed: December 5, 2016
    Date of Patent: October 13, 2020
    Assignee: KAWASAKI JUKOGYO KABUSHIKI KAISHA
    Inventors: Takehiro Nishimura, Yoshi Sato, Yukitaka Taga, Yousuke Tsumura, Keiichiro Kamura, Fumikazu Kounoike, Koichi Murata, Francois Olivier Uchida, Yuta Yoshimatsu
  • Patent number: 10793171
    Abstract: A wireless communication function-equipped temperature sensor unit includes: a temperature sensor; a wireless communication board including a conversion substrate including a conversion circuit configured to convert an analog temperature signal into a digital temperature signal, the analog temperature signal being output from the temperature sensor, and a wireless communication module mounted on the conversion substrate and configured to transmit the digital temperature signal as a wireless signal.
    Type: Grant
    Filed: September 1, 2016
    Date of Patent: October 6, 2020
    Assignee: KAWASAKI JUKOGYO KABUSHIKI KAISHA
    Inventors: Takehiro Nishimura, Yoshi Sato, Masayuki Mitsue, Teruhisa Nakaoka