Patents by Inventor Detian Huang

Detian Huang 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: 12288633
    Abstract: A multi-core cable is provided with a heat detection line including a twisted pair wire having a pair of heat detecting wires being twisted together, a plurality of electric wires spirally twisted around the heat detection line, and a sheath covering the heat detection line and the plurality of electric wires together. Each heat detecting wire includes a first conductor and a first insulator covering around the first conductor, and a jacket covers around the twisted pair wire. Each electric wire includes a second conductor and a second insulator covering around the second conductor. The jacket includes an inner layer, an outer layer, and an intermediate layer provided between the inner layer and the outer layer, and a hardness of the outer layer is higher than a hardness of the inner layer.
    Type: Grant
    Filed: January 31, 2023
    Date of Patent: April 29, 2025
    Assignee: Proterial, Ltd.
    Inventors: Masashi Moriyama, Detian Huang, Kazuhiro Aida
  • Patent number: 12230418
    Abstract: A composite cable is provided with a coaxial wire and an insulated wire. The coaxial wire includes a center conductor, a first insulation covering the center conductor, and plural outer conductors arranged on an outer periphery of the first insulation, and a jacket covering the plural outer conductors. The insulated wire includes a stranded conductor including plural strands twisted together, and a second insulation covering the stranded conductor. The center conductor of the coaxial wire is a single wire. A conductor diameter of the center conductor is not more than a wire diameter of each of the plural strands of the insulated wire.
    Type: Grant
    Filed: September 15, 2022
    Date of Patent: February 18, 2025
    Assignee: PROTERIAL, LTD.
    Inventors: Atsuro Yaguchi, Detian Huang, Takanobu Watanabe, Kotaro Tanaka, Kimika Kudo
  • Patent number: 12205730
    Abstract: A method for manufacturing a conductive wire includes conducting a continuous casting of a conductive alloy material at a casting rate of not less than 40 mm/min and not more than 200 mm/min to form a conductive wire with a primary diameter, the conductive alloy material containing not more than 1.0 mass % of an added metal element, reducing a diameter of the conductive wire with the primary diameter to form a conductive wire with a secondary diameter, heat treating the conductive wire with the secondary diameter so that tensile strength thereof is reduced to not less than 90% and less than 100% of tensile strength before the heat treating, and reducing a diameter of the conductive wire with the secondary diameter and the reduced tensile strength to generate a logarithmic strain of 7.8 to 12.0 therein to form a conductive wire with a tertiary diameter.
    Type: Grant
    Filed: January 29, 2020
    Date of Patent: January 21, 2025
    Assignee: Proterial, Ltd.
    Inventors: Seigi Aoyama, Toru Sumi, Takashi Hayasaka, Ryohei Okada, Detian Huang, Tamotsu Sakurai, Satoshi Yajima, Minoru Takatsuto, Hiroshi Bando
  • Publication number: 20240404732
    Abstract: A multicore cable is provided with coaxial cables, each of which includes an inner conductor, an insulator covering around the inner conductor, and an outer conductor arranged around the insulator. The outer conductor is exposed, and the outer conductors of some of the coaxial cables are covered by grounding conductors that are to be electrically grounded. Each of the outer conductors of the coaxial cables is electrically grounded by contacting the grounding conductor or the outer conductor of another one of the coaxial cables.
    Type: Application
    Filed: December 6, 2023
    Publication date: December 5, 2024
    Inventors: Detian HUANG, Takanobu WATANABE, Atsuro YAGUCHI, Kimika KUDO
  • Patent number: 12159730
    Abstract: A signal transmission cable includes a conductor, an insulator covering a periphery of the conductor, and a shield layer covering a periphery of the insulator. The shield layer includes a lateral winding shield portion composed of a plurality of metal wires being helically wrapped around the periphery of the insulator to cover the periphery of the insulator, and a batch plating portion composed of a hot dip plating, which is covering a periphery of the lateral winding shield portion. Where a diameter of the metal wire is d and a thickness of the batch plating portion from an outer surface of the metal wire is t, a formula t<0.5d is met over an entire cable circumference. When the signal transmission cable is bent in a U-shape within a range of a bending strain of 35% or less, no cracks occur in the batch plating portion.
    Type: Grant
    Filed: June 10, 2022
    Date of Patent: December 3, 2024
    Assignee: PROTERIAL, LTD.
    Inventors: Hiromitsu Kuroda, Tamotsu Sakurai, Yoshiki Nakade, Detian Huang, Xinweilong Li
  • Publication number: 20240274317
    Abstract: A flat cable is provided with cables arranged in parallel in a width direction, and sheaths of the cables adjacent to one another are fused together. The mass of the cable arranged at a center in the width direction is greater than the mass of the cable arranged at edges in the width direction.
    Type: Application
    Filed: January 17, 2024
    Publication date: August 15, 2024
    Inventors: Masashi MORIYAMA, Detian HUANG, Masanori KOBAYASHI
  • Patent number: 11996217
    Abstract: A shielded cable includes at least one electric wire or cable, a shield being provided around the at least one electric wire or cable and including a plurality of wires comprising a metal material, an insulating coating being provided around the shield in direct- and plane-contact with the plurality of wires. The insulating coating includes a base resin composed of acid-modified fluoropolymer, and a heat-dissipating filler included in the base resin. The heat-dissipating filler is electrically insulating and has at least one functional group of NH2 group and OH group on its surface.
    Type: Grant
    Filed: February 1, 2022
    Date of Patent: May 28, 2024
    Assignee: PROTERIAL, LTD.
    Inventors: Atsuro Yaguchi, Takanobu Watanabe, Takanori Komuro, Kimika Kudo, Koki Hirano, Detian Huang
  • Publication number: 20240170183
    Abstract: A composite cable having an outer diameter of 1.0 mm or less is provided with a cable core including multiple signal lines, a power line with an outer diameter smaller than an outer diameter of the signal line, and a drain wire with an outer diameter smaller than the outer diameter of the power line, and a sheath covering around the cable core. An outermost layer of the signal line is a shield layer, and either one of the power line or the drain wire is arranged in each valley-like space between the multiple signal lines arranged in contact with one another inside the cable core.
    Type: Application
    Filed: September 8, 2023
    Publication date: May 23, 2024
    Inventors: Masashi MORIYAMA, Detian HUANG, Masanori KOBAYASHI, Atsuro YAGUCHI, Kimika KUDO
  • Patent number: 11955252
    Abstract: A cable is composed of a cable core including one or more electric wires, a shield layer covering around the cable core, and a sheath covering around the shield layer. The shield layer includes a braided shield braided in such a manner that first metal wires composed of aluminum or an aluminum alloy intersect with second metal wires composed of copper or a copper alloy. An outer diameter of each of the second metal wires is larger than an outer diameter of each of the first metal wires.
    Type: Grant
    Filed: September 6, 2022
    Date of Patent: April 9, 2024
    Assignee: PROTERIAL, LTD.
    Inventors: Detian Huang, Masanori Kobayashi, Masashi Moriyama, Kazuhiro Aida
  • Patent number: 11955256
    Abstract: A signal transmission cable is provided with a conductor, an insulator covering around the conductor, a shield layer covering around the insulator, a sheath covering around the shield layer, and a plating base layer is provided between the insulator and the shield layer to cover around the insulator. The shield layer has a plating layer provided to cover the plating base layer to be in contact with an outer peripheral surface of the plating base layer. A surface roughness of an outer peripheral surface of the plating layer is less than a surface roughness of an inner peripheral surface of the plating layer.
    Type: Grant
    Filed: July 7, 2022
    Date of Patent: April 9, 2024
    Assignee: PROTERIAL, LTD.
    Inventors: Hideyuki Sagawa, Detian Huang, Takahiro Sugiyama, Hideki Nonen, Masashi Arai, Hiroshi Ishikawa, Xinweilong Li
  • Patent number: 11955259
    Abstract: A heat detection line includes a twisted pair wire composed of a pair of heat detecting wires being twisted together. Each heat detecting wire includes a conductor and an insulator covering a periphery of the conductor. The conductor is non-magnetic and composed of a copper alloy with a tensile strength of 900 MPa or more. A multi-core cable includes the heat detection line, a plurality of electric wires, and a sheath covering the heat detection line and the plurality of electric wires together. A melting point of the insulator of the heat detection line is lower than a melting point of an insulator of each of the plurality of electric wires.
    Type: Grant
    Filed: July 21, 2021
    Date of Patent: April 9, 2024
    Assignee: PROTERIAL, LTD.
    Inventors: Masashi Moriyama, Yoshinori Tsukamoto, Detian Huang
  • Patent number: 11942234
    Abstract: A coaxial cable is composed of a conductor, an insulator covering a periphery of the conductor, a shield layer covering a periphery of the insulator, and a sheath covering a periphery of the shield layer. The shield layer is configured to include a lateral winding shielding portion with a plurality of metal wires being helically wrapped around the periphery of the insulator, and a batch plating portion made of a hot-dip plating covering respective peripheries of the lateral winding shielding portion. The shield layer includes a joining portion where the metal wires adjacent to each other in a circumferential direction are joined with each other with the batch plating portion at a spaced portion where the adjacent metal wires are spaced apart from each other, and the non-joining portion where the metal wires adjacent to each other in the circumferential direction are not joined with each other with the batch plating portion at the spaced portion.
    Type: Grant
    Filed: August 24, 2021
    Date of Patent: March 26, 2024
    Assignee: PROTERIAL, LTD.
    Inventors: Detian Huang, Takanobu Watanabe, Hiromitsu Kuroda, Hideki Nonen
  • Patent number: 11923104
    Abstract: A cable includes a cable core including one or more electric wires, a shield layer covering around the cable core, and a sheath covering around the shield layer. The shield layer is composed of a braided shield including a plurality of first metal wires composed of aluminum or aluminum alloy and a plurality of second metal wires composed of copper or copper alloy. The plurality of first metal wires and the plurality of second metal wires are cross-braided.
    Type: Grant
    Filed: September 7, 2021
    Date of Patent: March 5, 2024
    Assignee: PROTERIAL, LTD.
    Inventors: Detian Huang, Yoshinori Tsukamoto, Masanori Kobayashi, Masashi Moriyama, Koji Fukuzato
  • Patent number: 11848127
    Abstract: A composite cable is provided with plural wires each having a metal conductor and an insulator, a binder layer that bundles the plural wires together, a shield layer composed of a metal conductor and arranged around the binder layer, and a sheath covering around the shield layer. An outer diameter of the sheath is 2.0 mm or less. An amount of the metal conductor per unit length used in the shield layer is 0.4 times or more and 0.7 times or less than an amount of the metal conductor per unit length used in the plural wires.
    Type: Grant
    Filed: September 27, 2022
    Date of Patent: December 19, 2023
    Assignee: PROTERIAL, LTD.
    Inventors: Atsuro Yaguchi, Kimika Kudo, Takanobu Watanabe, Detian Huang
  • Patent number: 11848119
    Abstract: A high frequency signal transmission cable includes a conductor, an insulator provided over a periphery of the conductor, a plating layer provided over a periphery of the insulator, and a sheath provided over a periphery of the plating layer. A crack suppressing layer includes a non-cross-linked polyethylene is provided between the insulator and the plating layer, in such a manner as to remain in contact with the insulator while being provided with the plating layer over an entire periphery of a roughened outer surface of the crack suppressing layer. The crack suppressing layer is unadhered to the insulator. The plating layer is adhered to the crack suppressing layer. The crack suppressing layer suppresses an occurrence of a cracking in the plating layer by bending together with the plating layer while being integral and moving with the plating layer in a longitudinal direction of the cable.
    Type: Grant
    Filed: October 23, 2020
    Date of Patent: December 19, 2023
    Assignee: PROTERIAL, LTD.
    Inventors: Detian Huang, Yoshinori Tsukamoto, Masashi Moriyama, Hideyuki Sagawa, Takahiro Sugiyama
  • Publication number: 20230340248
    Abstract: A resin tube is a tube that is composed of a first fluoropolymer and a second fluoropolymer. The first fluoropolymer is made of a melt-type fluoropolymer that melts at a temperature higher than a melting point, and the second fluoropolymer is made of polytetrafluoroethylene or a cross-linked fluoropolymer. An inner circumferential surface of the tube has irregularities with arithmetic average roughness Ra of 1 ?m or more.
    Type: Application
    Filed: April 13, 2023
    Publication date: October 26, 2023
    Applicant: Proterial, Ltd.
    Inventors: Hiroo KUSANO, Detian HUANG
  • Publication number: 20230245800
    Abstract: A multi-core cable is provided with a heat detection line including a twisted pair wire composed a pair of heat detecting wires being twisted together, each heat detecting wire including a first conductor and a first insulator covering around the first conductor, and a jacket covering around the twisted pair wire, a plurality of electric wires spirally twisted around the heat detection line, each electric wire including a second conductor and a second insulator covering around the second conductor, and a sheath covering the heat detection line and the plurality of electric wires together. The jacket includes an inner layer, an outer layer, and an intermediate layer provided between the inner layer and the outer layer, and a hardness of the outer layer is higher than a hardness of the inner layer.
    Type: Application
    Filed: January 31, 2023
    Publication date: August 3, 2023
    Inventors: Masashi MORIYAMA, Detian HUANG, Kazuhiro AIDA
  • Patent number: 11715584
    Abstract: A coaxial cable is composed of a conductor, an insulator around the conductor, a shield layer around the insulator, and a sheath around the shield layer. The shield layer includes a lateral winding shielding portion with metal wires helically wrapped around the insulator, and a batch plating portion covering the lateral winding shielding portion. The shield layer includes a joining portion where adjacent metal wires are joined with each other with the batch plating portion at a gap between the adjacent metal wires, and inner peripheral portions where the metal wires are not being covered with the batch plating portion and plating layers are exposed. The joining portion is provided between adjacent inner peripheral portions. When an elemental analysis is performed in any analysis region having an area of 0.015 mm2 or more and 0.
    Type: Grant
    Filed: August 24, 2021
    Date of Patent: August 1, 2023
    Assignee: PROTERIAL, LTD.
    Inventors: Hiromitsu Kuroda, Tamotsu Sakurai, Keisuke Fujito, Yoshiki Nakade, Detian Huang, Hideki Nonen
  • Patent number: 11664138
    Abstract: A composite cable includes a signal transmission cable including a pair of signal lines being arranged parallel to each other in a cable longitudinal direction and contacting to each other and a shield layer covering the pair of signal lines together, a pair of power supply lines being arranged contacting to each other and contacting to the shield layer, a collective braided shield covering around a cable core composed of the signal transmission cable and the pair of power supply lines collectively, a sheath covering around the collective braided shield. The collective braided shield is configured closely contacting to the shield layer in accordance with an outer shape of the shield layer.
    Type: Grant
    Filed: November 9, 2021
    Date of Patent: May 30, 2023
    Assignee: PROTERIAL, LTD.
    Inventors: Detian Huang, Takanobu Watanabe, Takanori Komuro
  • Patent number: 11631507
    Abstract: A coaxial cable includes a conductor, an electrically insulating member provided over a periphery of the conductor, a shielding layer composed of served shields formed by helically wrapping a plurality of metal wires around the electrically insulating member, and a sheath provided around the shielding layer. The electrically insulating member includes indentations on portions of its surface to be brought into contact with and mated to the metal wires respectively. The shielding layer includes portions in respective circumferential directions of the plurality of metal wires being brought into contact with the electrically insulating member are mated to the indentations, respectively, on the electrically insulating member, and adjacent ones of the metal wires in a circumferential direction of the shielding layer are in surface contact with each other.
    Type: Grant
    Filed: December 9, 2020
    Date of Patent: April 18, 2023
    Assignee: PROTERIAL, LTD.
    Inventors: Detian Huang, Takanobu Watanabe, Hideki Nonen, Masashi Arai, Hiromitsu Kuroda, Ryohei Okada, Tamotsu Sakurai