Patents by Inventor Takayuki Arai

Takayuki Arai 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: 20200313356
    Abstract: A panel mount connector includes a housing that mounts to a panel from a terminal side of the panel and a terminal module that is configured to be supported by and inserted in a channel in the housing from a cable side of the panel. A secondary piece can be used to secure the terminal module to the housing and provide sufficient structure robustness while allowing for ease of assembly and disassembly.
    Type: Application
    Filed: March 31, 2017
    Publication date: October 1, 2020
    Applicant: Molex, LLC
    Inventors: Tommy LAWRENCE, Javier RESENDEZ, Takayuki ARAI
  • Patent number: 10777342
    Abstract: A coil component that can be made thinner while ensuring sufficient magnetic characteristics includes a magnetic part, a conductor part, and multiple insulator parts. The magnetic part is constituted by magnetic alloy grains. The conductor part has multiple winding parts and is wound around one axis inside the magnetic part. The multiple insulator parts are each placed between the multiple winding parts, each having a winding shape that includes two joining surfaces that are respectively joined to two winding parts facing each other at least partially in the direction of the one axis, and are each constituted by electrically insulating grains.
    Type: Grant
    Filed: June 8, 2017
    Date of Patent: September 15, 2020
    Assignee: TAIYO YUDEN CO., LTD.
    Inventors: Takayuki Arai, Hirotaro Seino, Shinsuke Takeoka, Natsuko Sato, Masanori Nagano, Kenji Otake
  • Publication number: 20200176170
    Abstract: An inductance element includes: an insulative substrate body of a rectangular solid shape having length dimension L, height dimension H, and width dimension W, where 1.5?W/H; at least one internal conductor built in the substrate body and capable of making an electrical current flow therethrough in one uniform direction orthogonal to a cross-section of the substrate body; and a pair of external electrodes provided on the surface of the substrate body in a manner respectively connected to both ends of the internal conductor, so that the internal conductor can make an electrical current flow therethrough in the one uniform direction; wherein, in the cross-section of the substrate body, a rectangular internal conductor region having height dimension Eh and width dimension Ew surrounds the internal conductor in a manner contacting the outermost positioned portions of the internal conductor in the height and width directions, wherein Ew/Eh>W/H.
    Type: Application
    Filed: November 15, 2019
    Publication date: June 4, 2020
    Inventors: Naoya TERAUCHI, Takayuki ARAI
  • Publication number: 20200176176
    Abstract: In an exemplary embodiment, a passive component which is a surface mounting component, includes: a substrate body 10 having insulation property; an internal conductor 50 embedded in the substrate body 10; and an external electrode 70 provided on the bottom face 12, which is the mounting surface, of the substrate body 10 and electrically connected to the internal conductor 50; wherein the external electrode 70 has a face 86 roughly parallel with the bottom face 12 of the substrate body 10, and a dome-shaped projection 80 that bulges, with reference to the roughly parallel face 86, away from the bottom face 12 of the substrate body 10. The passive component can prevent misalignment problems at mounting.
    Type: Application
    Filed: February 6, 2020
    Publication date: June 4, 2020
    Inventors: Takayuki ARAI, Masanori NAGANO
  • Publication number: 20200105450
    Abstract: In an exemplary embodiment, a multilayer coil component includes: a substrate body; and a coil embedded in the substrate body and containing a wound conductor; wherein the substrate body has: magnetic layers containing multiple metal magnetic grains, provided around conductor layers that constitute parts of the wound conductor in a direction roughly orthogonal to the coil axis of the coil; and multiple high-hardness insulating grains harder than the multiple metal magnetic grains and smaller in average grain size than the multiple metal magnetic grains, provided between a pair of the conductor layers adjacent to each other in the direction of the coil axis and also between a pair of the magnetic layers adjacent to each other in the direction of the coil axis. The multilayer coil component can prevent shorting in the wound conductor while increasing the inductance.
    Type: Application
    Filed: September 26, 2019
    Publication date: April 2, 2020
    Inventors: Takayuki ARAI, Tomoo KASHIWA
  • Patent number: 10593467
    Abstract: In an exemplary embodiment, a passive component which is a surface mounting component, includes: a substrate body 10 having insulation property; an internal conductor 50 embedded in the substrate body 10; and an external electrode 70 provided on the bottom face 12, which is the mounting surface, of the substrate body 10 and electrically connected to the internal conductor 50; wherein the external electrode 70 has a face 86 roughly parallel with the bottom face 12 of the substrate body 10, and a dome-shaped projection 80 that bulges, with reference to the roughly parallel face 86, away from the bottom face 12 of the substrate body 10. The passive component can prevent misalignment problems at mounting.
    Type: Grant
    Filed: March 27, 2019
    Date of Patent: March 17, 2020
    Assignee: TAIYO YUDEN CO., LTD.
    Inventors: Takayuki Arai, Masanori Nagano
  • Publication number: 20200027653
    Abstract: A magnetic coupling coil element in one embodiment includes a magnetic base body that includes an intermediate magnetic layer, a first magnetic layer disposed over the intermediate magnetic layer, and a second magnetic layer disposed under the intermediate magnetic layer; a first coil conductor provided in the first magnetic layer; and a second coil conductor provided in the second magnetic layer. The intermediate magnetic layer has a saturation magnetic flux density lower than saturation magnetic flux densities of the first magnetic layer and the second magnetic layer in a first region that overlaps with the first coil conductor and the second coil conductor in plan view.
    Type: Application
    Filed: July 15, 2019
    Publication date: January 23, 2020
    Inventors: Naoya TERAUCHI, Takayuki ARAI, Natsuko SATO, Atsuko KASAHARA
  • Patent number: 10503281
    Abstract: A pen pressure detection device includes: a pressure sensor including electrodes that output electrical information corresponding to an applied pressure; and a holder configured to electrically connect the pressure sensor to a circuit board having a circuit that detects the applied pressure based on the electrical information output from the pressure sensor. The holder includes a first portion that retains the pressure sensor and a second portion that engages with the circuit board, and the holder has a surface on which wiring is formed, the wiring extending from the first portion to the second portion, and the electrodes of the pressure sensor being electrically connected to the circuit board via the wiring when the holder and the circuit board are engaged with each other. The pen pressure detection device can be easily assembled and maintain a connection to the circuit board when the applied pressure is high.
    Type: Grant
    Filed: December 13, 2017
    Date of Patent: December 10, 2019
    Assignee: Wacom Co., Ltd.
    Inventors: Hiroyuki Fujitsuka, Takenori Kaneda, Takayuki Arai, Kenichi Ninomiya, Kohei Tanaka
  • Publication number: 20190362873
    Abstract: In an exemplary embodiment, a coil component includes: a base part 10 containing a magnetic material; a flat coil 30 embedded in the base part 10, formed by a wound coil conductor 32 where an end part 34 and an end part 36 are located on the inner side and on the outer side of the windings, respectively; a lead conductor 50 and a lead conductor 52 connected to the end part 34 and the end part 36, respectively; an external electrode 60 and an external electrode 62 provided on the surface of the base part 10 and connected to the lead conductor 50 and the lead conductor 52, respectively. The lead conductor 50 is connected to the external electrode 60 in an area 42 on the inner side of the flat coil 30 as viewed from above in the axial direction of the flat coil 30.
    Type: Application
    Filed: May 23, 2019
    Publication date: November 28, 2019
    Inventors: Takayuki ARAI, Naoya TERAUCHI, Shuichi MACHIDA
  • Patent number: 10452164
    Abstract: A position pointing device includes a pressure detecting part which detects a pressure applied in an axial direction of a core body. The core body includes: a leading end part formed from an elastic material; a pedestal part which is formed from a material harder than the material of the leading end part and is joined to the leading end part; and a core body main body part which is joined to the pedestal part, is smaller than the pedestal part in thickness in a direction orthogonal to the axial direction, and is formed from a hard material. The core body is housed in a casing and is movable in the axial direction, such that the leading end part is exposed via an opening of the casing, and a pressure exerted on the leading end part in the axial direction is transmitted to the pressure detecting part.
    Type: Grant
    Filed: December 17, 2018
    Date of Patent: October 22, 2019
    Assignee: WACOM CO., LTD.
    Inventors: Takenori Kaneda, Takayuki Arai, Mamoru Ogata, Shinya Aoki
  • Publication number: 20190304666
    Abstract: In an exemplary embodiment, a passive component which is a surface mounting component, includes: a substrate body 10 having insulation property; an internal conductor 50 embedded in the substrate body 10; and an external electrode 70 provided on the bottom face 12, which is the mounting surface, of the substrate body 10 and electrically connected to the internal conductor 50; wherein the external electrode 70 has a face 86 roughly parallel with the bottom face 12 of the substrate body 10, and a dome-shaped projection 80 that bulges, with reference to the roughly parallel face 86, away from the bottom face 12 of the substrate body 10. The passive component can prevent misalignment problems at mounting.
    Type: Application
    Filed: March 27, 2019
    Publication date: October 3, 2019
    Inventors: Takayuki ARAI, Masanori NAGANO
  • Publication number: 20190294269
    Abstract: An electronic pen includes: a tubular casing; a rod-shaped core body that projects outside of the casing through an opening of the casing, the opening being formed on one side in axial direction of the casing; a pen pressure detector disposed within a hollow portion of the casing, wherein the pen pressure detector, in operation detects a pen pressure applied to the core body; a core body insertion member disposed between the pen pressure detector and the opening of the casing within the hollow portion of the casing, the core body insertion member housing the core body movably in the axial direction of the casing and having a hollow space closed on a side of the pen pressure detector by a barrier; and a first sealing member that separates the hollow space of the core body insertion member from the hollow portion of the casing.
    Type: Application
    Filed: June 14, 2019
    Publication date: September 26, 2019
    Inventors: Kenichi Ninomiya, Takayuki Arai, Kohei Tanaka
  • Patent number: 10365733
    Abstract: An electronic pen includes: a tubular casing; a rod-shaped core body that projects outside of the casing through an opening of the casing, the opening being formed on one side in axial direction of the casing; a pen pressure detector disposed within a hollow portion of the casing, wherein the pen pressure detector, in operation detects a pen pressure applied to the core body; a core body insertion member disposed between the pen pressure detector and the opening of the casing within the hollow portion of the casing, the core body insertion member housing the core body movably in the axial direction of the casing and having a hollow space closed on a side of the pen pressure detector by a barrier; and a first sealing member that separates the hollow space of the core body insertion member from the hollow portion of the casing.
    Type: Grant
    Filed: July 19, 2017
    Date of Patent: July 30, 2019
    Assignee: WACOM CO., LTD.
    Inventors: Kenichi Ninomiya, Takayuki Arai, Kohei Tanaka
  • Publication number: 20190171303
    Abstract: A position pointing device includes a pressure detecting part which detects a pressure applied in an axial direction of a core body. The core body includes: a leading end part formed from an elastic material; a pedestal part which is formed from a material harder than the material of the leading end part and is joined to the leading end part; and a core body main body part which is joined to the pedestal part, is smaller than the pedestal part in thickness in a direction orthogonal to the axial direction, and is formed from a hard material. The core body is housed in a casing and is movable in the axial direction, such that the leading end part is exposed via an opening of the casing, and a pressure exerted on the leading end part in the axial direction is transmitted to the pressure detecting part.
    Type: Application
    Filed: December 17, 2018
    Publication date: June 6, 2019
    Inventors: Takenori Kaneda, Takayuki Arai, Mamoru Ogata, Shinya Aoki
  • Publication number: 20190148060
    Abstract: A magnetic coupling coil component includes: a main body including a first region, a second region disposed on a top side of the first region, and a third region disposed on a bottom side of the first region; a top-side coil conductor provided in the second region of the main body and wound around a coil axis extending in a top-bottom direction; and a bottom-side coil conductor provided in the third region of the main body and wound around the coil axis. The top-side coil conductor includes a plurality of top-side conductive patterns, and the plurality of top-side conductive patterns include a first top-side conductive pattern which is positioned closest to the first region among the plurality of top-side conductive patterns, and a number of turns of the first top-side conductive pattern is larger than an average of numbers of turns of the plurality of top-side conductive patterns.
    Type: Application
    Filed: November 6, 2018
    Publication date: May 16, 2019
    Inventors: Takayuki ARAI, Masanori NAGANO, Akihisa MATSUDA, Daisuke YAMAGUCHI, Naoya TERAUCHI
  • Publication number: 20190131063
    Abstract: A magnetic coupling coil component according to one embodiment of the present invention includes: an insulating layer; a first coil conductor embedded in the insulating layer, the first coil conductor having a first top coil surface and a first bottom coil surface; a second coil conductor embedded in the insulating layer, the second coil conductor having a second top coil surface and a second bottom coil surface; a first cover layer provided on a first surface of the insulating layer so as to be opposed to the first top coil surface; and a second cover layer provided on a second surface of the insulating layer opposite to the first surface so as to be opposed to the second bottom coil surface. At least one of the first cover layer and the second cover layer has a magnetic permeability higher than a magnetic permeability of the insulating layer.
    Type: Application
    Filed: October 16, 2018
    Publication date: May 2, 2019
    Inventors: Takayuki ARAI, Masanori NAGANO, Akihisa MATSUDA, Daisuke YAMAGUCHI, Naoya TERAUCHI
  • Publication number: 20190103216
    Abstract: A coil component according to one embodiment of the present invention includes: a first insulator body containing first filler particles at least partially having electrical conductivity; a second insulator body containing second filler particles at least partially having electrical conductivity; a first coil conductor provided in the first insulator body and wound around a coil axis for N1 turns such that intervals between adjacent turns are g1; and a second coil conductor provided in the second insulator body and wound around the coil axis for N2 turns such that intervals between adjacent turns are g2. In the embodiment, a first coil surface of the first coil conductor faces a second coil surface of the second coil conductor, and a distance T between the first coil surface and the second coil surface satisfies a relationship T?g1×N1+g2×N2.
    Type: Application
    Filed: September 25, 2018
    Publication date: April 4, 2019
    Inventors: Akihisa MATSUDA, Daisuke YAMAGUCHI, Takayuki ARAI
  • Patent number: 10230203
    Abstract: A cable tray assembly includes a first shell that defines a hollow interior and a second shell that defines a hollow interior, wherein one of the shells is partially inserted into the other shell so that the two hollow interiors are in communication. The shells each include a face that that is opposite the face on the other shell and the faces support a plurality of connectors. An adjustment system helps control the distance between the two faces so that the cable tray can connect two row of connectors that are a distance apart where the distance is variable.
    Type: Grant
    Filed: January 29, 2018
    Date of Patent: March 12, 2019
    Assignee: Molex, LLC
    Inventors: Tommy Lawrence, Javier Resendez, Takayuki Arai
  • Patent number: 10217557
    Abstract: One object is to provide a laminated inductor having a reduced thickness without reduction in the magnetic characteristic and the insulation quality. The laminated inductor includes a first magnetic layer, an internal conductor, second magnetic layers, third magnetic layers, and a pair of external electrodes. The first magnetic layer includes three or more magnetic alloy particles arranged in the thickness direction and an oxide film binding the magnetic alloy particles together and containing Cr. The three or more magnetic alloy particles have an average particle diameter of 4 ?m or smaller. The internal conductor includes a plurality of conductive patterned portions electrically connected to each other via the first magnetic layer. The second magnetic layers are composed of magnetic alloy particles and disposed around the conductive patterned portions. The third magnetic layers are composed of magnetic alloy particles and disposed so as to be opposed to each other in thickness direction.
    Type: Grant
    Filed: August 21, 2018
    Date of Patent: February 26, 2019
    Assignee: TAIYO YUDEN CO., LTD.
    Inventors: Takayuki Arai, Ryuichi Kondou, Akiko Yamaguchi, Shinsuke Takeoka, Kazuhiko Oyama, Kenji Otake
  • Publication number: 20180364821
    Abstract: An electronic pen is provided that is enhanced in strength such as not to be bent or broken even when made to be thinner (smaller in diametric size). A connection section holds a core body at one end thereof and holds a circuit board at the other end thereof. The circuit board is accommodated in a board protecting pipe, which is fitted to the connection section. The board protecting pipe is provided with a side opening, and an operation on an electronic part on the circuit board accommodated therein and a work on an electronic circuit formed on the circuit board can be performed through the side opening. An electronic pen main body section wherein the core body and the circuit board and the board protecting pipe are united together through the connection section is accommodated in a casing, to constitute the electronic pen.
    Type: Application
    Filed: July 26, 2018
    Publication date: December 20, 2018
    Inventors: Takenori KANEDA, Kenichi NINOMIYA, Takayuki ARAI, Kohei TANAKA, Ryuto SAKAMOTO