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).
-
Patent number: 10217557Abstract: 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: GrantFiled: August 21, 2018Date of Patent: February 26, 2019Assignee: TAIYO YUDEN CO., LTD.Inventors: Takayuki Arai, Ryuichi Kondou, Akiko Yamaguchi, Shinsuke Takeoka, Kazuhiko Oyama, Kenji Otake
-
Publication number: 20180364821Abstract: 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: ApplicationFiled: July 26, 2018Publication date: December 20, 2018Inventors: Takenori KANEDA, Kenichi NINOMIYA, Takayuki ARAI, Kohei TANAKA, Ryuto SAKAMOTO
-
Patent number: 10156915Abstract: 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: GrantFiled: May 20, 2014Date of Patent: December 18, 2018Assignee: Wacom Co., LTD.Inventors: Takenori Kaneda, Takayuki Arai, I, Mamoru Ogata, Shinya Aoki
-
Publication number: 20180358164Abstract: 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: ApplicationFiled: August 21, 2018Publication date: December 13, 2018Inventors: Takayuki ARAI, Ryuichi KONDOU, Akiko YAMAGUCHI, Shinsuke TAKEOKA, Kazuhiko OYAMA, Kenji OTAKE
-
Patent number: 10096418Abstract: 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: GrantFiled: December 21, 2017Date of Patent: October 9, 2018Assignee: TAIYO YUDEN CO., LTD.Inventors: Takayuki Arai, Ryuichi Kondou, Akiko Yamaguchi, Shinsuke Takeoka, Kazuhiko Oyama, Kenji Otake
-
Patent number: 10061406Abstract: A position pointer has a tubular housing having a first opening portion at one longitudinal end. A rod-shaped core body is arranged in the housing with a first end of the core body opposed to the first opening portion. A writing pressure detection circuit is arranged in the housing, which, in operation, detects a writing pressure based on movement of the core body. A signal transmitter is arranged in the housing, which, in operation, transmits a signal. The position pointer includes an elastic block of material sized and shaped to form a seal with an inner surface of the housing and positioned near the first end of the core body.Type: GrantFiled: August 9, 2016Date of Patent: August 28, 2018Assignee: WACOM CO., LTD.Inventors: Takayuki Arai, Takenori Kaneda, Shinya Aoki, Yasuhiro Baba
-
Publication number: 20180166199Abstract: A coil component includes a magnetic body part and a coil part. The magnetic body part has first and second magnetic layers stacked together alternately in one axis direction, and cover parts covering the first and second magnetic layers from the one axis direction. The coil part has conductor patterns provided on the second magnetic layers. The magnetic body part includes: oblate soft magnetic grain-containing layers extending over the entire range of the magnetic body part in the direction perpendicular to the one axis direction, exposed in the direction perpendicular to the one axis direction, and formed by oblate soft magnetic grains whose thickness direction is oriented in the one axis direction; and spherical grain-containing layers adjoining the oblate soft magnetic grain-containing layers in the one axis direction, and formed by insulative spherical grains.Type: ApplicationFiled: November 30, 2017Publication date: June 14, 2018Inventors: Masahiro HACHIYA, Hitoshi MATSUURA, Takayuki ARAI, Shuhei KURAHASHI, Hideo MACHIDA, Hidekazu TESHIGAWARA, Naoya HONMO
-
Publication number: 20180151993Abstract: 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: ApplicationFiled: January 29, 2018Publication date: May 31, 2018Applicant: Molex, LLCInventors: Tommy Lawrence, Javier Resendez, Takayuki Arai
-
Publication number: 20180114627Abstract: 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: ApplicationFiled: December 21, 2017Publication date: April 26, 2018Inventors: Takayuki ARAI, Ryuichi KONDOU, Akiko YAMAGUCHI, Shinsuke TAKEOKA, Kazuhiko OYAMA, Kenji OTAKE
-
Publication number: 20180101251Abstract: 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: ApplicationFiled: December 13, 2017Publication date: April 12, 2018Inventors: Hiroyuki Fujitsuka, Takenori Kaneda, Takayuki Arai, Kenichi Ninomiya, Kohei Tanaka
-
Patent number: 9892843Abstract: 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 has a thickness of 4 to 19 ?m, and 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 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: GrantFiled: September 26, 2016Date of Patent: February 13, 2018Assignee: TAIYO YUDEN CO., LTD.Inventors: Takayuki Arai, Ryuichi Kondou, Akiko Yamaguchi, Shinsuke Takeoka, Kazuhiko Oyama, Kenji Otake
-
Patent number: 9882325Abstract: 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 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: GrantFiled: March 29, 2017Date of Patent: January 30, 2018Assignee: Molex, LLCInventors: Tommy Lawrence, Javier Resendez, Takayuki Arai
-
Publication number: 20180024657Abstract: 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: ApplicationFiled: July 19, 2017Publication date: January 25, 2018Inventors: Kenichi Ninomiya, Takayuki Arai, Kohei Tanaka
-
Patent number: 9873149Abstract: A technique is provided capable of favorably preventing generation of a shrinkage cavity in solidification of molten metal poured into a casting mold, and increasing accuracy of an assembling position of a core to a mold, in casting a caliper. A caliper casting device for casting a caliper for a disc brake including a cylinder into which a piston is fitted, and a rotor housing surface that defines a space for housing a disc rotor, includes: a mold; and a core placed in the mold, the mold having a rotor housing surface forming portion that forms a part of the rotor housing surface after casting, and the core being positioned and held in the rotor housing surface forming portion during casting, and forming a part of the rotor housing surface together with the rotor housing surface forming portion after casting.Type: GrantFiled: March 14, 2014Date of Patent: January 23, 2018Assignee: Akebono Brake Industry Co., Ltd.Inventors: Takayuki Arai, Iseto Suzuki, Jungo Masuda
-
Patent number: 9862167Abstract: A laminated body includes: an antireflection film; and a protection film bonded onto the antireflection film. The adhesive layer is a layer with a material formed by cross-linking, with a cross-linking agent (B), and a (meth)acrylic acid ester copolymer. The (meth)acrylic acid ester copolymer (A) is a copolymer formed by polymerizing monomer components including, in relation to the total amount of the monomer components set at 100% by mass, 70 to 98% by mass of a (meth)acrylic acid alkyl ester monomer (a) including a noncyclic alkyl group containing 4 to 9 carbon atoms, 1.5 to 25% by mass of a (meth)acrylic acid ester monomer (b) containing an aliphatic ring, and 0.5 to 5% by mass of a (meth)acrylic-based monomer (c) containing a functional group exhibiting reactivity with the cross-linking agent (B). The area proportion of the components each having a molecular weight of 100,000 or less, is less than 3.0%.Type: GrantFiled: November 30, 2012Date of Patent: January 9, 2018Assignees: SHARP KABUSHIKI KAISHA, LINTEC CORPORATIONInventors: Tokio Taguchi, Atsushi Kurokawa, Takayuki Arai, Satoru Shoshi
-
Publication number: 20170365386Abstract: 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: ApplicationFiled: June 8, 2017Publication date: December 21, 2017Inventors: Takayuki ARAI, Hirotaro SEINO, Shinsuke TAKEOKA, Natsuko SATO, Masanori NAGANO, Kenji OTAKE
-
Publication number: 20170288354Abstract: 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 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: ApplicationFiled: March 29, 2017Publication date: October 5, 2017Applicant: Molex, LLCInventors: Tommy Lawrence, Javier Resendez, Takayuki Arai
-
Publication number: 20170140864Abstract: 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 has a thickness of 4 to 19 ?m, and 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 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: ApplicationFiled: September 26, 2016Publication date: May 18, 2017Inventors: Takayuki ARAI, Ryuichi KONDOU, Akiko YAMAGUCHI, Shinsuke TAKEOKA, Kazuhiko OYAMA, Kenji OTAKE
-
Publication number: 20170110063Abstract: According to one embodiment, a liquid crystal display device includes a liquid crystal display panel, a backlight, a liquid crystal driving unit and a backlight driving unit. In each area, when the brightness level calculated based on the video signal is greater than or equal to a first threshold level, the backlight driving unit fixes a driving current supplied to the light emitting elements in one frame period and controls a lighting time according to the calculated brightness level. In each area, when the brightness level is less than the first threshold level, the backlight driving unit fixes the lighting time of the light emitting elements in one frame period and controls the driving current according to the calculated brightness level.Type: ApplicationFiled: May 19, 2016Publication date: April 20, 2017Inventors: Takayuki Arai, Toshio Obayashi, Masaki Tsuchida, Ko Sato
-
Publication number: 20160349865Abstract: A position pointer has a tubular housing having a first opening portion at one longitudinal end. A rod-shaped core body is arranged in the housing with a first end of the core body opposed to the first opening portion. A writing pressure detection circuit is arranged in the housing, which, in operation, detects a writing pressure based on movement of the core body. A signal transmitter is arranged in the housing, which, in operation, transmits a signal. The position pointer includes an elastic block of material sized and shaped to form a seal with an inner surface of the housing and positioned near the first end of the core body.Type: ApplicationFiled: August 9, 2016Publication date: December 1, 2016Inventors: Takayuki Arai, Takenori Kaneda, Shinya Aoki, Yasuhiro Baba