Patents by Inventor Yuta KITAHARA

Yuta KITAHARA 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: 11968882
    Abstract: A high-molecular-weight compound having at least one substituted triarylamine structural unit represented by the following general formula (1), further including a structural unit having at least one aromatic hydrocarbon ring or a structural unit having a triarylamine skeleton in addition to the at least one substituted triarylamine structural unit, and having a weight average molecular weight of 10,000 or more and 1,000,000 or less in terms of polystyrene and no a crosslinker, wherein the high-molecular-weight compound is used in an organic EL device as a constituent material of at least one organic layer. A polymer material having excellent hole injection/transport performance, electron blocking capability, high heat resistance, and high stability in a thin-film state for use in a polymer organic EL device, and an organic EL device having a low drive voltage, high light emission efficiency, and a long lifetime using this polymer material.
    Type: Grant
    Filed: May 29, 2020
    Date of Patent: April 23, 2024
    Assignee: HODOGAYA CHEMICAL CO., LTD.
    Inventors: Kazunori Togashi, Mika Shinoda, Hideyoshi Kitahara, Shunji Mochizuki, Hiroki Hirai, Yuta Saegusa
  • Publication number: 20240105391
    Abstract: A multilayer ceramic capacitor includes a multilayer body including dielectric layers and internal electrode layers alternately laminated therein, base electrode layers respectively provided on both end surfaces of the multilayer body in a length direction intersecting a lamination direction, and each connected to the internal electrode layers and each including glass and copper, and plated layers respectively provided on an outer side of the base electrode layers. A protective layer including sulfur is provided between the glass included in the base electrode layers and the plated layers.
    Type: Application
    Filed: November 30, 2023
    Publication date: March 28, 2024
    Inventors: Keita KITAHARA, Yuta SAITO, Noriyuki OOKAWA, Riyousuke AKAZAWA, Takefumi TAKAHASHI, Masahiro WAKASHIMA, Yuta KUROSU, Akito MORI
  • Patent number: 11780387
    Abstract: A clamp including: a holding portion and a fixing portion, wherein the fixing portion includes: a base, a support shaft that extends from the base in a direction away from the holding portion, a lock that is provided at a leading end of the support shaft and is formed to be able to be locked to the fixed portion, a spring that is provided in a surrounding region of the support shaft between the base and the lock, and is formed so as to be extendable in a direction in which the support shaft extends, and a vibration suppressor provided between two opposing surfaces of the spring that are adjacent to each other in a direction in which the support shaft extends and face each other.
    Type: Grant
    Filed: October 2, 2019
    Date of Patent: October 10, 2023
    Assignees: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventor: Yuta Kitahara
  • Patent number: 11696425
    Abstract: An electromagnetic shield member including: a case including a groove in which an electric wire is to be housed; a cover configured to be attached to the case and cover the groove; and a pressing mechanism that is housed in the groove and configured to press the electric wire, wherein the pressing mechanism has a wall that covers an outer circumferential surface of the electric wire in conjunction with the groove, and a presser provided on the wall and configured to press the electric wire.
    Type: Grant
    Filed: January 24, 2020
    Date of Patent: July 4, 2023
    Assignees: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventor: Yuta Kitahara
  • Publication number: 20220192064
    Abstract: An electromagnetic shield member including: a case including a groove in which an electric wire is to be housed; a cover configured to be attached to the case and cover the groove; and a pressing mechanism that is housed in the groove and configured to press the electric wire, wherein the pressing mechanism has a wall that covers an outer circumferential surface of the electric wire in conjunction with the groove, and a presser provided on the wall and configured to press the electric wire.
    Type: Application
    Filed: January 24, 2020
    Publication date: June 16, 2022
    Applicants: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventor: Yuta KITAHARA
  • Publication number: 20220189655
    Abstract: A wire harness including: a plurality of electric wires; a cylindrical protective tube that collectively houses the plurality of electric wires; a restricting member that is provided within the protective tube and includes a housing space through which the plurality of electric wires are passed and that is shaped and sized to restrict an arrangement direction of the plurality of electric wires to a specific direction; a plurality of grooves that are formed in an inner circumferential surface of the protective tube at a predetermined spacing in a circumferential direction of the protective tube; and a protrusion that is formed on an outer circumferential surface of the restricting member and is fitted into one groove of the plurality of grooves.
    Type: Application
    Filed: January 27, 2020
    Publication date: June 16, 2022
    Applicants: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventor: Yuta KITAHARA
  • Publication number: 20220055555
    Abstract: A clamp including: a holding portion and a fixing portion, wherein the fixing portion includes: a base, a support shaft that extends from the base in a direction away from the holding portion, a lock that is provided at a leading end of the support shaft and is formed to be able to be locked to the fixed portion, a spring that is provided in a surrounding region of the support shaft between the base and the lock, and is formed so as to be extendable in a direction in which the support shaft extends, and a vibration suppressor provided between two opposing surfaces of the spring that are adjacent to each other in a direction in which the support shaft extends and face each other.
    Type: Application
    Filed: October 2, 2019
    Publication date: February 24, 2022
    Applicants: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventor: Yuta KITAHARA
  • Patent number: 10930413
    Abstract: A shield connection structure that includes a tube made of metal; a flexible shield made of metal; and a ring that includes an inner ring externally fitted onto the tube and an outer ring, the ring being made of a same type of metal as the flexible shield, wherein the flexible shield is electrically connected to the tube via the ring when sandwiched between the inner ring and the outer ring.
    Type: Grant
    Filed: September 21, 2018
    Date of Patent: February 23, 2021
    Assignees: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LIMITED, SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventor: Yuta Kitahara
  • Patent number: 10811822
    Abstract: A service plug includes a body portion including a pair of power bus bars that are connected to a power supply circuit by being connected to a first terminal of a connector, a switching lever portion including an interlock terminal that brings the power supply circuit into a closed state when being in a state of conduction with a second terminal of the connector, and brings the power supply circuit into an open state when being in a state of non-conduction with the second terminal of the connector, and a power interruption portion that brings the interlock terminal 32 of the switching lever portion into a state of non-conduction with the second terminal to bring the power supply circuit into an open state by using an actuator that is operated in accordance with a collision detection signal for a vehicle.
    Type: Grant
    Filed: February 27, 2018
    Date of Patent: October 20, 2020
    Assignees: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LIMITED, SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Yuta Kitahara, Hirotaka Baba
  • Publication number: 20200286649
    Abstract: A shield connection structure that includes a tube made of metal; a flexible shield made of metal; and a ring that includes an inner ring externally fitted onto the tube and an outer ring, the ring being made of a same type of metal as the flexible shield, wherein the flexible shield is electrically connected to the tube via the ring when sandwiched between the inner ring and the outer ring.
    Type: Application
    Filed: September 21, 2018
    Publication date: September 10, 2020
    Applicants: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventor: Yuta KITAHARA
  • Patent number: 10622116
    Abstract: Conductive wires that constitute a shielding braided member each include a core wire that is made up of insulating reinforced fibers, and a sheath member that is made of a metal material that covers the outer circumferential surface of the core wire.
    Type: Grant
    Filed: March 13, 2018
    Date of Patent: April 14, 2020
    Assignees: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Takeshi Shimizu, Hirotaka Baba, Yuta Kitahara
  • Patent number: 10595449
    Abstract: An electromagnetic shielding device, where the electromagnetic shielding device includes a metal sheet; and a pair of brackets that are formed of a conductive material, and that annularly retain a first outer edge out of four outer edges of the metal sheet, and a second outer edge located opposite to the first outer edge.
    Type: Grant
    Filed: April 21, 2017
    Date of Patent: March 17, 2020
    Assignees: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventor: Yuta Kitahara
  • Publication number: 20200075195
    Abstract: Conductive wires that constitute a shielding braided member each include a core wire that is made up of insulating reinforced fibers, and a sheath member that is made of a metal material that covers the outer circumferential surface of the core wire.
    Type: Application
    Filed: March 13, 2018
    Publication date: March 5, 2020
    Applicants: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LIMITED, SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Takeshi SHIMIZU, Hirotaka BABA, Yuta KITAHARA
  • Publication number: 20200076129
    Abstract: A service plug includes a body portion including a pair of power bus bars that are connected to a power supply circuit by being connected to a first terminal of a connector, a switching lever portion including an interlock terminal that brings the power supply circuit into a closed state when being in a state of conduction with a second terminal of the connector, and brings the power supply circuit into an open state when being in a state of non-conduction with the second terminal of the connector, and a power interruption portion that brings the interlock terminal 32 of the switching lever portion into a state of non-conduction with the second terminal to bring the power supply circuit into an open state by using an actuator that is operated in accordance with a collision detection signal for a vehicle.
    Type: Application
    Filed: February 27, 2018
    Publication date: March 5, 2020
    Applicants: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LIMITED, SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Yuta KITAHARA, Hirotaka BABA
  • Publication number: 20190320559
    Abstract: An electromagnetic shielding device, where the electromagnetic shielding device includes a metal sheet; and a pair of brackets that are formed of a conductive material, and that annularly retain a first outer edge out of four outer edges of the metal sheet, and a second outer edge located opposite to the first outer edge.
    Type: Application
    Filed: April 21, 2017
    Publication date: October 17, 2019
    Applicants: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventor: Yuta KITAHARA