Patents by Inventor Shunya Takeuchi

Shunya Takeuchi 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: 20220209434
    Abstract: A terminal is provided with a terminal body including a mating connecting portion, a wire connecting portion and a coupling portion, and a shell. The wire connecting portion includes sandwiching portions extending in an extending direction of a wire and configured to sandwich the wire. The shell includes pressurizing portions for pressurizing the sandwiching portions toward the wire. The mating connecting portion includes a mating bottom wall and mating side walls formed to rise upward in a predetermined rising direction from the mating bottom wall. The wire connecting portion includes a wire-side bottom wall and wire-side side walls rising upward in the rising direction from the wire-side bottom wall. The coupling portion is inclined in a direction opposite to the rising direction from the wire-side bottom wall toward the mating bottom wall to couple the wire-side bottom wall and the mating bottom wall.
    Type: Application
    Filed: April 2, 2020
    Publication date: June 30, 2022
    Inventors: Shunya TAKEUCHI, Masaaki TABATA, Nungna WI
  • Publication number: 20220204771
    Abstract: Curable silicone compositions, encapsulants including the same, and optical semiconductor devices including the encapsulants are provided herein. In an embodiment, a curable silicone composition includes: (A) an alkenyl group-containing organopolysiloxane having at least two alkenyl groups per molecule; (B) an organohydrogenpolysiloxane having at least two silicon atom-bonded hydrogen atoms per molecule; (C) an epoxy group-containing resinous organopolysiloxane represented by Average Unit Formula (I): (R13SiO1/2)f(R22SiO2/2)g(R1SiO3/2)h(SiO4/2)i(XO1/2)j wherein R1 are independently halogen-substituted or unsubstituted monovalent hydrocarbon groups, at least two R1 are alkenyl groups; R2 are independently halogen-substituted or unsubstituted monovalent hydrocarbon groups or epoxy group-containing organic groups, wherein at least one R2 is an epoxy group-containing organic group; X is a hydrogen atom or an alkyl group; 0?f<1; 0<g<1; 0?h<0.9; 0?i<0.5; and 0<j<0.5; f+g+h+i+j=1.
    Type: Application
    Filed: December 16, 2021
    Publication date: June 30, 2022
    Applicants: Dupont Toray Specialty Materials Kabushiki Kaisha, Rohm and Haas Electronic Materials Korea Ltd.
    Inventors: Sawako HORIE, Kasumi TAKEUCHI, Shunya TAKEUCHI, Hyunji KANG, Akihiko KOBAYASHI
  • Patent number: 11370917
    Abstract: A curable hot-melt silicone composition exhibits excellent mechanical properties, particularly strength and extension, even when formed in a film or sheet shape. The curable hot-melt silicone composition contains (A) alkenyl group-containing organopolysiloxane having at least 2 alkenyl groups per molecule, (B) branched organohydrogenpolysiloxane having at least 2 silicon-bonded hydrogen atoms per molecule, at 0.1 to 5% by mass relative to the total mass of the composition, (C) additive represented by average unit formula (C-1), (D) hydrosilylation catalyst, and (E) silica.
    Type: Grant
    Filed: July 21, 2020
    Date of Patent: June 28, 2022
    Assignee: DuPont Toray Specialty Materials Kabushiki Kaisha
    Inventors: Shunya Takeuchi, Sawako Inagaki, Akito Hayashi, Akihiko Kobayashi
  • Publication number: 20220181796
    Abstract: A terminal of the present disclosure is the terminal to be connected to a wire including a core and includes a terminal body and a sliding portion. The terminal body includes a sandwiching portion. The sliding portion is slidable in a front-rear direction between a partial locking position and a full locking position. The sliding portion includes a pressurizing portion configured to press the sandwiching portion at the full locking position to sandwich the core in a first direction by the sandwiching portion, at least a pair of first contact portions configured to contact the core in the first direction when the core is inserted into the sliding portion, and at least a pair of second contact portions configured to contact the core in a second direction intersecting the first direction when the core is inserted into the sliding portion.
    Type: Application
    Filed: March 23, 2020
    Publication date: June 9, 2022
    Inventors: Shunya TAKEUCHI, Masaaki TABATA
  • Publication number: 20220181799
    Abstract: A terminal 12 to be connected to a front end part of a wire 11 in an extending direction is provided with a terminal body 15 including a wire connecting portion 20 to be connected to the wire 11, and a shell to be externally fit to the wire connecting portion 20. The wire connecting portion 20 includes a sandwiching portion 18A, 18B extending in the extending direction of the wire 11 and configured to sandwich the wire 11. The shell includes a resilient pressurizing portion for resiliently pressurizing the sandwiching portion 18A, 18B toward the wire 11.
    Type: Application
    Filed: April 2, 2020
    Publication date: June 9, 2022
    Inventors: Shunya TAKEUCHI, Masaaki TABATA, Hiroki KOBAYASHI
  • Publication number: 20220162397
    Abstract: Hotmelt silicone compositions are provided including: (A) a resinous alkenyl group-containing organopolysiloxane component, in which the silicon atom-bonded organic groups do not include an epoxy group-containing organic group, wherein the resinous alkenyl group-containing organopolysiloxane component includes (A-1) a resinous alkenyl group-containing organopolysiloxane including at least two alkenyl groups per molecule and free from a (Ar2SiO2/2) unit, and (A-2) a resinous alkenyl group-containing organopolysiloxane including at least two alkenyl groups per molecule and at least one (Ar2SiO2/2) unit; (B) an organohydrogenpolysiloxane having at least two silicon atom-bonded hydrogen atoms per molecule; and (C) a curing catalyst. The resinous alkenyl group-containing organopolysiloxane (A-1) is included in an amount of about 5 mass % or more based on the total mass of all the organopolysiloxane components in the hotmelt silicone composition.
    Type: Application
    Filed: November 22, 2021
    Publication date: May 26, 2022
    Applicant: DuPont Toray Specialty Materials Kabushiki Kaisha
    Inventor: Shunya Takeuchi
  • Publication number: 20220049121
    Abstract: A curable silicone composition is provided that is exhibits excellent wetting properties on glass substrates and that forms a cured product that has a smooth surface. The curable silicone composition comprises: (A-1) a resinous alkenyl group-containing organopolysiloxane in which aryl groups account for more than 30 mol % of all silicon atom-bonded functional groups; (A-2) a linear alkenyl group-containing organopolysiloxane in which aryl groups account for more than 30 mol % of all silicon atom-bonded functional groups; (B) a linear organopolysiloxane or a cerium-containing organopolysiloxane, in which aryl groups account for no more than 30 mol % of all silicon atom-bonded functional groups, contained in an amount of no more than 2% by mass based on the total mass of all organopolysiloxane components; (C) an organohydrogenpolysiloxane including at least 2 silicon atom-bonded hydrogen atoms per molecule, that is different from component (B); and (D) a catalyst for hydrosilylation reaction.
    Type: Application
    Filed: June 15, 2021
    Publication date: February 17, 2022
    Inventors: Mayumi Matsuzaki, Shunya Takeuchi
  • Publication number: 20220017746
    Abstract: A curable silicone composition comprises (A) a resinous alkenyl group-containing organopolysiloxane including at least two alkenyl groups per molecule and at least one (SiO4/2) unit, (B) a resinous organohydrogenpolysiloxane including at least two silicon atom-bonded hydrogen atoms per molecule and at least one (SiO4/2) unit, (C) a catalyst for hydrosilylation reaction, and (D) a curing reaction inhibitor. The curable silicone composition exhibits practically effective curability even at low temperatures, has a low shape deformation and shrinkage rate during curing, can be cured in a short period of time, and can form a transparent and high-hardness cured product.
    Type: Application
    Filed: June 29, 2021
    Publication date: January 20, 2022
    Inventors: Sawako Horie, Shunya Takeuchi, Akihiko Kobayashi, Misoon Jung, Hyunji Kang
  • Patent number: 11228141
    Abstract: A connector includes a terminal that is to be contacted with a conductive member of a wire, a housing in which the terminal is arranged, and a holding member that is fit in the housing and in contact with the terminal to hold a position of the terminal. At least one of the terminal and the housing includes a pressing portion that presses the conductive member in a direction such that the conductive member comes in contact with the terminal.
    Type: Grant
    Filed: January 30, 2019
    Date of Patent: January 18, 2022
    Assignees: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD., TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Tetsuya Miyamura, Masaaki Tabata, Yasuo Omori, Teruo Hara, Shunya Takeuchi, Hiroki Kobayashi, Hisashi Kojima, Takeshi Misaiji, Hiroshi Kobayashi
  • Patent number: 11165172
    Abstract: A female terminal (12) to be connected to an end of a wire (11) is provided with a wire connecting portion (19) including a base (22) and first and second pinching portions (14, 15) extending along an extending direction from the base (22) and configured to pinch the wire (11), and a sliding portion (18) movable along the extending direction and including first pressing portions (16A, 16B) and second pressing portions (17A, 17B) for pressing the first and second pinching portions (14, 15) toward the wire (11) by coming into contact with the first and second pinching portions (14, 15). The first pressing portions (16A, 16B) and the second pressing portions (17A, 17B) project toward the first and second pinching portions (14, 15) and are side by side at an interval in a direction intersecting the extending direction.
    Type: Grant
    Filed: February 5, 2019
    Date of Patent: November 2, 2021
    Inventors: Tetsuya Miyamura, Hajime Kawase, Masaaki Tabata, Yasuo Omori, Teruo Hara, Shunya Takeuchi, Hajime Matsui
  • Patent number: 11152718
    Abstract: An electric cable including a terminal includes an electric wire and a female terminal. The female terminal includes a first holding portion and a second holding portion that hold the electric wire. The female terminal includes a first pressing portion and the second pressing portion pressing the first holding portion and the second holding portion toward the electric wire. The first holding portion and the second holding portion include a first protrusion and a second protrusion, respectively. The first protrusion and the second protrusion protrude toward the electric wire. A core wire of the electric wire includes a recess in which the first protrusion and the second protrusion are fitted.
    Type: Grant
    Filed: February 1, 2019
    Date of Patent: October 19, 2021
    Assignees: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD., TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Tetsuya Miyamura, Hideki Matsunaga, Takamaru Amano, Masaaki Tabata, Yasuo Omori, Teruo Hara, Shunya Takeuchi, Takeshi Misaiji, Hiroshi Kobayashi
  • Publication number: 20210269642
    Abstract: A UV curable silicone composition has exceptional curability by ultraviolet irradiation.
    Type: Application
    Filed: February 12, 2021
    Publication date: September 2, 2021
    Inventors: Shunya Takeuchi, Anna Ya Ching Feng, Yutaka Oka, Jung Hye Chae
  • Publication number: 20210273351
    Abstract: An electric cable including a terminal includes an electric wire and a female terminal. The female terminal includes a first holding portion and a second holding portion that hold the electric wire. The female terminal includes a first pressing portion and the second pressing portion pressing the first holding portion and the second holding portion toward the electric wire. The first holding portion and the second holding portion include a first protrusion and a second protrusion, respectively. The first protrusion and the second protrusion protrude toward the electric wire. A core wire of the electric wire includes a recess in which the first protrusion and the second protrusion are fitted.
    Type: Application
    Filed: February 1, 2019
    Publication date: September 2, 2021
    Applicants: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD., TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Tetsuya MIYAMURA, Hideki MATSUNAGA, Takamaru AMANO, Masaaki TABATA, Yasuo OMORI, Teruo HARA, Shunya TAKEUCHI, Takeshi MISAIJI, Hiroshi KOBAYASHI
  • Patent number: 11056826
    Abstract: A wire holding member is a wire holding member for holding a wire in which an outer circumference of a core wire is covered by an insulating covering, the wire holding member including: a front wall that includes an insertion hole having an inner diameter larger than an outer diameter of the core wire so as to allow the core wire to be passed therethrough; an upper extending piece and a lower extending piece that extend rearward from a plurality of different end edges of the front wall, and that are to be disposed around the insulating covering; and an upper holding portion and a lower holding portion that protrude from rear end portions of the upper extending piece and the lower extending piece toward the insulating covering, and that clamp an outer surface of the insulating covering, wherein at least the upper and lower extending pieces and the upper and lower holding portions are made of a metal.
    Type: Grant
    Filed: October 18, 2018
    Date of Patent: July 6, 2021
    Assignees: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Shunya Takeuchi, Teruo Hara, Hisashi Kojima
  • Patent number: 11031733
    Abstract: It is aimed to reliably prevent inverted insertion of a terminal fitting. Oblique insertion restricting portions (27, 28) recessed while extending in a direction intersecting an inserting direction of a terminal fitting (T) into a connector housing (1) and capable of restricting the insertion of a rectangular tube portion (10) by a material of an inner wall of a cavity (4) biting into the oblique insertion restricting portions when the terminal fitting (T) is inserted in an orientation inverted from a proper posture and in an oblique posture into the cavity (4) are provided on corner parts of the rectangular tube portion (10).
    Type: Grant
    Filed: January 24, 2017
    Date of Patent: June 8, 2021
    Inventors: Shunya Takeuchi, Yasuo Omori, Tetsuya Miyamura
  • Publication number: 20210126383
    Abstract: A female terminal 12 includes a terminal body 15 and a slider 16. The terminal body 15 includes an upper connecting piece 18A and a lower connecting piece 18B connected to a core wire 13 of an electric wire 11. The slider 16 is movable in a front-rear direction relative to the terminal body 15. The slider 16 includes an upper abutting portion 25A and a lower abutting portion 25B. The upper connecting piece 18A includes an upper protrusion 51A that abuts against the upper abutting portion 25A. The lower connecting piece 18B includes a lower protrusion 51B that abuts against the lower abutting portion 25B.
    Type: Application
    Filed: May 16, 2019
    Publication date: April 29, 2021
    Inventors: Shunya TAKEUCHI, Masaaki TABATA, Teruo HARA, Hiroki KOBAYASHI, Takeshi MISAIJI, Hiroshi KOBAYASHI
  • Publication number: 20210104841
    Abstract: It is aimed to reliably prevent inverted insertion of a terminal fitting. Oblique insertion restricting portions (27, 28) recessed while extending in a direction intersecting an inserting direction of a terminal fitting (T) into a connector housing (1) and capable of restricting the insertion of a rectangular tube portion (10) by a material of an inner wall of a cavity (4) biting into the oblique insertion restricting portions when the terminal fitting (T) is inserted in an orientation inverted from a proper posture and in an oblique posture into the cavity (4) are provided on corner parts of the rectangular tube portion (10).
    Type: Application
    Filed: January 24, 2017
    Publication date: April 8, 2021
    Inventors: Shunya Takeuchi, Yasuo Omori, Tetsuya Miyamura
  • Patent number: 10944187
    Abstract: A female terminal 12 is a female terminal including a terminal body 15 including a deformable upper connection piece 18A and a deformable lower connection piece 18B, the upper and lower connection pieces 18A and 18B having contact surfaces 21A and 21B that come in contact with a core 13 of a wire 11, respectively, and extending in an extension direction, and a slide 16 configured to move along the extension direction. The slide 16 has an upper contact portion 25A and a lower contact portion 25B that press the upper connection piece 18A and the lower connection piece 18B, respectively, to the core 13 while the core 13 is disposed in contact with the contact surfaces 21A and 21B of the upper and lower connection pieces 18A and 18B along the extension direction.
    Type: Grant
    Filed: February 11, 2019
    Date of Patent: March 9, 2021
    Inventors: Shunya Takeuchi, Hajime Kawase, Masaaki Tabata, Yasuo Omori, Teruo Hara, Hajime Matsui, Masahide Hio, Hideki Matsunaga, Yoshihiro Mizutani, Takamaru Amano, Takeshi Misaiji, Hiroshi Kobayashi
  • Publication number: 20210050677
    Abstract: A female terminal (12) to be connected to an end of a wire (11) is provided with a wire connecting portion (19) including a base (22) and first and second pinching portions (14, 15) extending along an extending direction from the base (22) and configured to pinch the wire (11), and a sliding portion (18) movable along the extending direction and including first pressing portions (16A, 16B) and second pressing portions (17A, 17B) for pressing the first and second pinching portions (14, 15) toward the wire (11) by coming into contact with the first and second pinching portions (14, 15). The first pressing portions (16A, 16B) and the second pressing portions (17A, 17B) project toward the first and second pinching portions (14, 15) and are side by side at an interval in a direction intersecting the extending direction.
    Type: Application
    Filed: February 5, 2019
    Publication date: February 18, 2021
    Inventors: Tetsuya Miyamura, Hajime Kawase, Masaaki Tabata, Yasuo Omori, Teruo Hara, Shunya Takeuchi, Hajime Matsui
  • Patent number: 10916872
    Abstract: It is aimed to provide a plate-like conductive member connection structure and a plate-like conductive path capable of reducing the number of connecting components. A plurality of plate-like conductive members (11) having conductivity and insulating members (13) configured to cover the plate-like conductive members (11) are provided, and the plurality of plate-like conductive members (11) are connected to each other by terminal portions (12) respectively provided on the plate-like conductive members (11). According to this configuration, since the plate-like conductive members (11) can be connected without using a connecting component such as a wire, the number of connecting components can be reduced.
    Type: Grant
    Filed: January 22, 2018
    Date of Patent: February 9, 2021
    Inventors: Hisashi Kojima, Yasuo Omori, Shunya Takeuchi