Patents by Inventor Taichi Oka

Taichi Oka 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: 20240125527
    Abstract: Provided is a air purge device that can effectively discharge air.
    Type: Application
    Filed: February 18, 2022
    Publication date: April 18, 2024
    Applicant: MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD.
    Inventors: Nobuki OKA, Ryo KAMITO, Yoshiaki ITO, Taichi YOSHII, Tatsuo ISHIGURO, Yoshie TOGANO, Norihisa HORAGUCHI, Masahiko NAGAI, Naoya MIYOSHI
  • Patent number: 11933682
    Abstract: A pressure sensitive sensor includes: a first conductive member formed into a long shape, the first conductive member having conductivity and elasticity; a second conductive member internally including a long space to arrange the first conductive member, the second conductive member having conductivity and elasticity; and an insulating member having an insulating property and elasticity, the insulating member holding the first conductive member to separate the first conductive member from the second conductive member, the insulating member being movable relative to one or both of the first conductive member and the second conductive member.
    Type: Grant
    Filed: January 24, 2022
    Date of Patent: March 19, 2024
    Assignee: Proterial, Ltd.
    Inventors: Keisuke Sugita, Kentaro Abe, Tomomi Onose, Taichi Oka, Manabu Kako
  • Publication number: 20220236122
    Abstract: A pressure sensitive sensor includes: a first conductive member formed into a long shape, the first conductive member having conductivity and elasticity; a second conductive member internally including a long space to arrange the first conductive member, the second conductive member having conductivity and elasticity; and an insulating member having an insulating property and elasticity, the insulating member holding the first conductive member to separate the first conductive member from the second conductive member, the insulating member being movable relative to one or both of the first conductive member and the second conductive member.
    Type: Application
    Filed: January 24, 2022
    Publication date: July 28, 2022
    Inventors: Keisuke SUGITA, Kentaro ABE, Tomomi ONOSE, Taichi OKA, Manabu KAKO
  • Patent number: 10637197
    Abstract: A connector for being arranged at an end of an electric wire includes a housing including an electric wire supporting portion in which an insertion hole to insert the electric wire thereinto is formed and which is harder than the electric wire and sandwiches the electric wire inserted into the insertion hole, and an annular magnetic core including a nanocrystalline soft magnetic material which is arranged around the electric wire supporting portion.
    Type: Grant
    Filed: October 14, 2015
    Date of Patent: April 28, 2020
    Assignee: Hitachi Metals, Ltd.
    Inventor: Taichi Oka
  • Patent number: 10529482
    Abstract: A wire harness includes electric wires, and an electromagnetic wave suppression member provided at a periphery of the electric wires. The electromagnetic wave suppression member includes a restriction member and an annular magnetic core. The restriction member is provided so as to cover an outer periphery of the electric wires and includes an inner wall section that is harder than the electric wires. The magnetic core includes a nanocrystalline soft magnetic material and is provided at a periphery of the inner wall section.
    Type: Grant
    Filed: October 19, 2015
    Date of Patent: January 7, 2020
    Assignee: HITACHI METALS, LTD.
    Inventors: Taichi Oka, Takahiro Futatsumori
  • Patent number: 10333247
    Abstract: In order to provide a wire harness with which it is possible to suppress vibration of a coating material and a central conductor between a shield conductor swaging position and a terminal, this wire harness (1) is provided with: a first cable (21) that has a central conductor (201), a coating material (202) that coats the central conductor (201), and a shield conductor (203) that covers the coating material (202); a terminal (30) that is connected to the central conductor (201) of the cable (21); a connector housing (40) that houses an end of the first cable (21) along with the terminal (30); a first ferrule (51) that is electrically connected to the shield conductor (203) and has the central conductor (201) and the coating material (202) inserted thereinto; and a fixing member (61) that fixes the first ferrule (51) to the connector housing (40).
    Type: Grant
    Filed: March 19, 2015
    Date of Patent: June 25, 2019
    Assignee: HITACHI METALS, LTD.
    Inventor: Taichi Oka
  • Patent number: 10196017
    Abstract: A wire harness includes electric wires, and an electromagnetic wave suppression member that includes a restricting member and an annular magnetic core, the restricting member being provided to cover a periphery of the electric wires and including an inner wall portion more rigid than the electric wires, and the magnetic core being provided around the inner wall portion. The restricting member includes fixing portions formed to fix the electromagnetic wave suppression member to a fixing target.
    Type: Grant
    Filed: June 4, 2018
    Date of Patent: February 5, 2019
    Assignee: HITACHI METALS, LTD.
    Inventors: Taichi Oka, Takahiro Futatsumori
  • Publication number: 20180281707
    Abstract: A wire harness includes electric wires, and an electromagnetic wave suppression member that includes a restricting member and an annular magnetic core, the restricting member being provided to cover a periphery of the electric wires and including an inner wall portion more rigid than the electric wires, and the magnetic core being provided around the inner wall portion. The restricting member includes fixing portions formed to fix the electromagnetic wave suppression member to a fixing target.
    Type: Application
    Filed: June 4, 2018
    Publication date: October 4, 2018
    Inventors: Taichi OKA, Takahiro FUTATSUMORI
  • Publication number: 20180287307
    Abstract: A connector for being arranged at an end of an electric wire includes a housing including an electric wire supporting portion in which an insertion hole to insert the electric wire thereinto is formed and which is harder than the electric wire and sandwiches the electric wire inserted into the insertion hole, and an annular magnetic core including a nanocrystalline soft magnetic material which is arranged around the electric wire supporting portion.
    Type: Application
    Filed: October 14, 2015
    Publication date: October 4, 2018
    Applicant: Hitachi Metals, Ltd.
    Inventor: Taichi OKA
  • Publication number: 20180247758
    Abstract: A wire harness includes electric wires, and an electromagnetic wave suppression member provided at a periphery of the electric wires. The electromagnetic wave suppression member includes a restriction member and an annular magnetic core. The restriction member is provided so as to cover an outer periphery of the electric wires and includes an inner wall section that is harder than the electric wires. The magnetic core includes a nanocrystalline soft magnetic material and is provided at a periphery of the inner wall section.
    Type: Application
    Filed: October 19, 2015
    Publication date: August 30, 2018
    Applicant: Hitachi Metals, Ltd.
    Inventors: Taichi OKA, Takahiro FUTATSUMORI
  • Patent number: 10023136
    Abstract: A wire harness includes electric wires, and an electromagnetic wave suppression member that includes a restricting member and an annular magnetic core, the restricting member being provided to cover a periphery of the electric wires and including an inner wall portion more rigid than the electric wires, and the magnetic core being provided around the inner wall portion. The restricting member includes fixing portions formed to fix the electromagnetic wave suppression member to a fixing target.
    Type: Grant
    Filed: February 2, 2018
    Date of Patent: July 17, 2018
    Assignee: HITACHI METALS, LTD.
    Inventors: Taichi Oka, Takahiro Futatsumori
  • Publication number: 20180154847
    Abstract: A wire harness includes electric wires, and an electromagnetic wave suppression member that includes a restricting member and an annular magnetic core, the restricting member being provided to cover a periphery of the electric wires and including an inner wall portion more rigid than the electric wires, and the magnetic core being provided around the inner wall portion. The restricting member includes fixing portions formed to fix the electromagnetic wave suppression member to a fixing target.
    Type: Application
    Filed: February 2, 2018
    Publication date: June 7, 2018
    Inventors: Taichi OKA, Takahiro FUTATSUMORI
  • Publication number: 20180109031
    Abstract: In order to provide a wire harness with which it is possible to suppress vibration of a coating material and a central conductor between a shield conductor swaging position and a terminal, this wire harness (1) is provided with: a first cable (21) that has a central conductor (201), a coating material (202) that coats the central conductor (201), and a shield conductor (203) that covers the coating material (202); a terminal (30) that is connected to the central conductor (201) of the cable (21); a connector housing (40) that houses an end of the first cable (21) along with the terminal (30); a first ferrule (51) that is electrically connected to the shield conductor (203) and has the central conductor (201) and the coating material (202) inserted thereinto; and a fixing member (61) that fixes the first ferrule (51) to the connector housing (40).
    Type: Application
    Filed: March 19, 2015
    Publication date: April 19, 2018
    Inventor: Taichi OKA
  • Patent number: 9947435
    Abstract: A wire harness includes electric wires, and an electromagnetic wave suppression member that includes a restricting member and an annular magnetic core, the restricting member being provided to cover a periphery of the electric wires and including an inner wall portion more rigid than the electric wires, and the magnetic core being provided around the inner wall portion. The restricting member includes fixing portions formed to fix the electromagnetic wave suppression member to a fixing target.
    Type: Grant
    Filed: February 14, 2017
    Date of Patent: April 17, 2018
    Assignee: HITACHI METALS, LTD.
    Inventors: Taichi Oka, Takahiro Futatsumori
  • Publication number: 20170263350
    Abstract: A wire harness includes electric wires, and an electromagnetic wave suppression member that includes a restricting member and an annular magnetic core, the restricting member being provided to cover a periphery of the electric wires and including an inner wall portion more rigid than the electric wires, and the magnetic core being provided around the inner wall portion. The restricting member includes fixing portions formed to fix the electromagnetic wave suppression member to a fixing target.
    Type: Application
    Filed: February 14, 2017
    Publication date: September 14, 2017
    Inventors: Taichi OKA, Takahiro FUTATSUMORI
  • Patent number: 7824210
    Abstract: A connector includes a male connector part composed of a male terminal, a first main body to which the male terminal is attached, and a first terminal housing portion composed of a first housing opening portion in which an end of the male terminal is exhibited and a predetermined housing space in which the male terminal is housed, a female connector part composed of a female terminal into which the male terminal is inserted, the male terminal being electrically connected to the female terminal by fitting the male connector part with the female connector part, a holding means inside the female terminal for holding the male terminal in a vertical direction, and a touch protecting means inside the first terminal housing portion for protecting the male terminal housed in the predetermined housing space from being touched by a foreign body.
    Type: Grant
    Filed: June 2, 2009
    Date of Patent: November 2, 2010
    Assignee: Hitachi Cable, Ltd.
    Inventors: Taichi Oka, Koichi Kato, Hideaki Takehara, Sachio Suzuki
  • Patent number: 7815461
    Abstract: A connector of the present invention includes: a first terminal electrically connected to a conductor wire of a shielded electric wire; a second terminal electrically connected to the first terminal; a housing provided so as to surround a connection part of the first terminal and the second terminal and a peripheral part thereof, composed of a first housing that holds the first terminal and a second housing that holds the second terminal; and a shielded electric wire support member provided in the first housing, for grasping an insulator coating of the shielded electric wire inserted into the first housing, and supporting the shielded electric wire by the first housing in contact with an inner wall of the first housing.
    Type: Grant
    Filed: April 10, 2009
    Date of Patent: October 19, 2010
    Assignee: Hitachi Cable, Ltd.
    Inventor: Taichi Oka
  • Publication number: 20100120284
    Abstract: A connector includes a male connector part composed of a male terminal, a first main body to which the male terminal is attached, and a first terminal housing portion composed of a first housing opening portion in which an end of the male terminal is exhibited and a predetermined housing space in which the male terminal is housed, a female connector part composed of a female terminal into which the male terminal is inserted, the male terminal being electrically connected to the female terminal by fitting the male connector part with the female connector part, a holding means inside the female terminal for holding the male terminal in a vertical direction, and a touch protecting means inside the first terminal housing portion for protecting the male terminal housed in the predetermined housing space from being touched by a foreign body.
    Type: Application
    Filed: June 2, 2009
    Publication date: May 13, 2010
    Applicant: HITACHI CABLE, LTD.
    Inventors: Taichi Oka, Koichi Kato, Hideaki Takehara, Sachio Suzuki
  • Patent number: 7713101
    Abstract: A male terminal 10 has a wire connecting portion 13 at one end to be connected to an electric wire, and an inserting contact portion 12 at another end to be inserted into a female terminal 30. A plate member of the inserting contact portion 12 is bent to have a U-shape cross section. The female terminal 30 has a terminal energizing portion 31 composed of a high conductivity material having a frame structure for accommodating the male terminal 10, a terminal box 32 composed of a material having a strength higher than that of the high conductivity material of the terminal energizing portion 31 for covering the terminal energizing portion 31, and a spring 33 located within the terminal energizing portion 31 for fixing the male terminal 10. The spring 33 is formed integrally with the terminal box 32.
    Type: Grant
    Filed: June 5, 2009
    Date of Patent: May 11, 2010
    Assignee: Hitachi Cable, Ltd.
    Inventors: Taichi Oka, Kenji Nakajima, Hideaki Takehara, Michiaki Shimizu, Shinji Ito, Toru Sumi
  • Publication number: 20090258531
    Abstract: A connector of the present invention includes: a first terminal electrically connected to a conductor wire of a shielded electric wire; a second terminal electrically connected to the first terminal; a housing provided so as to surround a connection part of the first terminal and the second terminal and a peripheral part thereof, composed of a first housing that holds the first terminal and a second housing that holds the second terminal; and a shielded electric wire support member provided in the first housing, for grasping an insulator coating of the shielded electric wire inserted into the first housing, and supporting the shielded electric wire by the first housing in contact with an inner wall of the first housing.
    Type: Application
    Filed: April 10, 2009
    Publication date: October 15, 2009
    Applicant: HITACHI CABLE, LTD.
    Inventor: Taichi Oka