Patents by Inventor Takahiro Nakagawa

Takahiro Nakagawa 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: 20240359271
    Abstract: It is possible to weld first and second members at various angles and allow melted members to flow onto a welding surface without dripping downward. An ultrasonic welding apparatus includes: a first robot including a holding part configured to hold a first member rotatably and tiltably and a moving part configured to move the robot itself; and a welding main body in which a second member is disposed on the first member held by the holding part of the first robot and which perform welding by vibrating the first and second members by an ultrasonic horn.
    Type: Application
    Filed: February 28, 2024
    Publication date: October 31, 2024
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Takahiro IWAYA, Yasunao TSUJIMURA, Yuusuke NAKAGAWA, Kimihiro YANO
  • Publication number: 20240363268
    Abstract: Conductive member 31 comprises a plurality of conductive nitride layers 32 and at least one nitride-metal layer 33 that includes a conductive nitride and a metal. The conductive nitride layers 32 and the at least one nitride-metal layer 33 are alternately stacked. Nitride-metal layer 33 includes metal dispersion layer 33A in which the metal is dispersed in the conductive nitride.
    Type: Application
    Filed: April 22, 2024
    Publication date: October 31, 2024
    Inventors: Kazuya MAEKAWA, Shinji HARA, Naoki OHTA, Susumu AOKI, Maiko KOKUBO, Takahiro NAKAGAWA
  • Publication number: 20240355677
    Abstract: A method for manufacturing an electronic device includes a stretchable member attachment step of attaching stretchable member 21 to first substrate 2 on which second substrate 3 is stacked, a first modification line formation step of forming one or more first modification lines 22 by irradiating the first substrate 2 with a laser beam, and a dividing step of stretching the stretchable member 21 to divide the first substrate 2 along the one or more first modification lines 22.
    Type: Application
    Filed: April 11, 2024
    Publication date: October 24, 2024
    Inventors: Shinji HARA, Susumu AOKI, Kazuya MAEKAWA, Maiko KOKUBO, Takahiro NAKAGAWA
  • Publication number: 20240348748
    Abstract: A transmission terminal transmits video data and display data of a screen shared with another transmission terminal to the other transmission terminal via a predetermined relay apparatus. The transmission terminal includes a storage unit that stores relay apparatus information of the relay apparatus to which the transmission terminal transmits the video data; a receive unit that receives the display data from an external input apparatus connected to the transmission terminal; and a transmitting unit that transmits the display data received by the receive unit to the relay apparatus indicated by the relay apparatus information stored in the storage unit.
    Type: Application
    Filed: June 26, 2024
    Publication date: October 17, 2024
    Applicant: Ricoh Company, Ltd.
    Inventors: Kenji TANAKA, Alain VOLMAT, Masaki NAKAGAWA, Takahiro ASAI
  • Publication number: 20240334931
    Abstract: To provide a nematicidal composition exhibiting excellent nematicidal activity. A nematicidal composition comprising as an active ingredient a compound represented by the formula (I) or its salt: wherein the symbols are as defined in the specification.
    Type: Application
    Filed: June 27, 2022
    Publication date: October 10, 2024
    Applicant: ISHIHARA SANGYO KAISHA, LTD.
    Inventors: Kazuhisa KIRIYAMA, Yasuhiro KUBOTA, Tomoya ITO, Manabu SHIMIZU, Takahiro SASAMI, Tomomi NAKAGAWA
  • Publication number: 20240321773
    Abstract: According to the present embodiment, a semiconductor device includes a semiconductor substrate, a circuit element, a first wiring layer, and an element protection member. The circuit element is formed on an upper surface side of the semiconductor substrate and includes at least one switching element. The first wiring layer includes a plurality of first wires electrically connected to the circuit element and is provided above the semiconductor substrate via a first interlayer dielectric film. The element protection member extends along an upper surface of the semiconductor substrate to discontinuously surround the circuit element with a conductive member. A first wire insulation film between the first wires in the first wiring layer is formed by an oxide insulation film with a dielectric constant of 3.5 or more.
    Type: Application
    Filed: September 13, 2023
    Publication date: September 26, 2024
    Inventors: Kazuya NISHIHORI, Keita MASUDA, Takahiro NAKAGAWA, Akihiro IMADA
  • Patent number: 12087484
    Abstract: A multilayer coil component includes an element body including a plurality of metal magnetic particles, and a plurality of coil conductors. The plurality of coil conductors is disposed in the element body. The plurality of coil conductors is separated from each other in a predetermined direction and electrically connected to each other. The plurality of coil conductors includes one pair of side surfaces opposing each other in the predetermined direction. Surface roughness of the one pair of side surfaces is less than 40% of an average particle size of the plurality of metal magnetic particles.
    Type: Grant
    Filed: June 6, 2023
    Date of Patent: September 10, 2024
    Assignee: TDK CORPORATION
    Inventors: Shinichi Sato, Takahiro Sato, Yusuke Nagai, Mitsuharu Koike, Kazuhiro Miura, Seiichi Nakagawa, Shinichi Kondo, Takashi Suzuki
  • Publication number: 20240288224
    Abstract: In one embodiment, a heat storage power generation system includes a heater to heat first fluid, and a heat storage to be heated by the first fluid, and heat second fluid with heat stored in the heat storage. The system further includes a generator to generate electric power by using the second fluid, and one or more first path switchers provided on a first path through which the first fluid is circulated between the heater and heat storage. The system further includes one or more second path switchers provided on a second path through which the second fluid is circulated between the heat storage and generator, one or more third path switchers provided on a third path through which at least one of the first and second fluids is circulated between the heater and generator, and a switching controller to control the first, second and third path switchers.
    Type: Application
    Filed: November 30, 2021
    Publication date: August 29, 2024
    Applicants: KABUSHIKI KAISHA TOSHIBA, TOSHIBA ENERGY SYSTEMS & SOLUTIONS CORPORATION
    Inventors: Hironori WATANABE, Keiko SHIMIZU, Naoto NAKAGAWA, Masakazu SHIRAKAWA, Atsushi MATSUZAKI, Hiromutsu MIKI, Toyohiro AKEBI, Taufiq Hilal TAWAB, Takahiro MORI, Yusuke FUKAMACHI, Syuntaro ABE, Chikako IWAKI, Takashi MAWATARI
  • Publication number: 20240270401
    Abstract: A hydrogen aircraft includes: an airframe including a fuselage and a wing; at least one propulsion system fixed to the airframe; a pressurized chamber disposed inside the fuselage; a pressure bulkhead that is disposed at a rear part of the pressurized chamber and has strength to withstand pressurization of the pressurized chamber; a hydrogen tank that is disposed in an accommodation section and stores liquid hydrogen, the accommodation section being installed behind the pressure bulkhead, outside the pressurized chamber, and inside the fuselage; and a supply line that supplies the liquid hydrogen stored in the hydrogen tank to the propulsion system.
    Type: Application
    Filed: April 25, 2024
    Publication date: August 15, 2024
    Applicant: KAWASAKI JUKOGYO KABUSHIKI KAISHA
    Inventors: Yoshitaka KONDO, Takahiro TOYODA, Takeshi NAKAGAWA, Kenta KUMADA, Yosuke UENO, Kazuki NOMURA
  • Patent number: 12058477
    Abstract: A transmission terminal transmits video data and display data of a screen shared with another transmission terminal to the other transmission terminal via a predetermined relay apparatus. The transmission terminal includes a storage unit that stores relay apparatus information of the relay apparatus to which the transmission terminal transmits the video data; a receive unit that receives the display data from an external input apparatus connected to the transmission terminal; and a transmitting unit that transmits the display data received by the receive unit to the relay apparatus indicated by the relay apparatus information stored in the storage unit.
    Type: Grant
    Filed: December 15, 2022
    Date of Patent: August 6, 2024
    Assignee: RICOH COMPANY, LTD.
    Inventors: Kenji Tanaka, Alain Volmat, Masaki Nakagawa, Takahiro Asai
  • Publication number: 20240101923
    Abstract: This disclosure describes a zinc-free lubricating oil composition. The composition includes a major amount of an oil of lubricating viscosity having a kinematic viscosity at 100° C. in a range of about 1.5 to about 35 mm2/s and an anti-wear mixture having one or more ashless dispersants and an alkyl phosphonic acid having a structure given by wherein R is a C3-C20 hydrocarbyl group. The initial pH of the anti-wear mixture is between 5-9.5 as measured by ASTM D664.
    Type: Application
    Filed: September 14, 2021
    Publication date: March 28, 2024
    Applicant: CHEVRON JAPAN LTD.
    Inventors: Masami FUCHI, Naoya SASAKI, Takahiro NAKAGAWA, Satoshi OHTA, Naoki MASUDA, Koichi KUBO
  • Publication number: 20240096876
    Abstract: According to one embodiment, a semiconductor device includes a plurality of transistors. The transistors are coupled through serial coupling. The transistors include a first transistor and a second transistor. The semiconductor device further includes a third transistor and a first diode. The second transistor includes a first sub-transistor and a second sub-transistor that are coupled in parallel with each other. The first transistor, the first sub-transistor, the second sub-transistor, the third transistor, and the first diode are arranged on a substrate, with the third transistor interposed between the first sub-transistor and the second sub-transistor in a first direction.
    Type: Application
    Filed: March 6, 2023
    Publication date: March 21, 2024
    Inventors: Takahiro NAKAGAWA, Kazuya NISHIHORI, Yasuhiko KURIYAMA
  • Publication number: 20240010408
    Abstract: When the front sheet portion is viewed from a front side in a pre-filling state in which a storage space is not filled with contents and the gusset sheet portion is arranged overlapping the back sheet portion in a front-rear direction, a width of the gusset sheet portion is greater than a width of the second joining portion in a width direction, the first side-end joining portion includes a first inclined portion, and the second side-end joining portion includes a second inclined portion. When the front sheet portion is viewed from the front side in a post-filling state in which the storage space is filled with contents and the gusset sheet portion faces one side in a height direction, the first inclined portion and the second inclined portion extend along the height direction.
    Type: Application
    Filed: July 10, 2023
    Publication date: January 11, 2024
    Inventors: Mine Hashimoto, Takahiro Nakagawa
  • Publication number: 20210292676
    Abstract: The present invention generally relates to lubricating oil compositions useful for automatic transmissions, and particularly transmission oils for automotive automatic transmissions in battery electrical vehicles (BEVs), hybrid vehicles (HVs) and plug-in hybrid vehicles (PHVs). The lubricant is free of metal compounds (e.g., Ca, Mo, or Zn) and demonstrates high volume resistivity, wear protection, and copper corrosion resistance.
    Type: Application
    Filed: March 19, 2020
    Publication date: September 23, 2021
    Applicant: CHEVRON JAPAN LTD.
    Inventors: Koichi KUBO, Masami FUCHI, Naoya SASAKI, Takahiro NAKAGAWA, Satoshi OHTA
  • Patent number: 11004772
    Abstract: A cooling structure according to the present invention is provided with: a base material formed with a cooling water flow passageway; a pipe which includes a first layer formed on an outer surface of the base material, and a second layer formed on the outside of the first layer; and a plate having the pipe cast therein. The base material is configured from a highly thermally conductive first material. The first layer is configured from a heat-resistant second material. The second layer is configured from a third material having high affinity with the second material. The plate is configured from a highly thermally conductive fourth material. The second material and the third material respectively have high affinity with the fourth material.
    Type: Grant
    Filed: June 15, 2018
    Date of Patent: May 11, 2021
    Assignee: NEC CORPORATION
    Inventor: Takahiro Nakagawa
  • Publication number: 20200176356
    Abstract: A cooling structure according to the present invention is provided with: a base material formed with a cooling water flow passageway; a pipe which includes a first layer formed on an outer surface of the base material, and a second layer formed on the outside of the first layer; and a plate having the pipe cast therein. The base material is configured from a highly thermally conductive first material. The first layer is configured from a heat-resistant second material. The second layer is configured from a third material having high affinity with the second material. The plate is configured from a highly thermally conductive fourth material. The second material and the third material respectively have high affinity with the fourth material.
    Type: Application
    Filed: June 15, 2018
    Publication date: June 4, 2020
    Applicant: NEC CORPORATION
    Inventor: Takahiro NAKAGAWA
  • Patent number: 10604719
    Abstract: The present invention generally relates to lubricating oil compositions useful for automatic transmissions, and particularly transmission oils for automotive automatic transmissions and/or continuously variable transmissions using wet clutch systems, in particular wet paper clutch containing a small amount of cellulose fiber and/or aramid fiber.
    Type: Grant
    Filed: February 22, 2018
    Date of Patent: March 31, 2020
    Assignee: Chevron Japan LTD.
    Inventors: Koichi Kubo, Masami Fuchi, Takahiro Nakagawa, Naoya Sasaki, Satoshi Ohta
  • Publication number: 20200086657
    Abstract: A label that is an example of an embodiment of the present invention is provided with: a label base material with a dyne number of 40 mN/m or less; a water-based ink layer formed directly on the label base material and having a dot reproduction rate of 50-95%; a foundation solvent-based ink layer formed above the label base material while covering the water-based ink layer; and an solvent-based ink layer formed above the label base material while covering the water-based ink layer and the foundation solvent-based ink layer.
    Type: Application
    Filed: June 14, 2018
    Publication date: March 19, 2020
    Inventors: Masafumi Harada, Takahiro Nakagawa
  • Publication number: 20190256792
    Abstract: The present invention generally relates to lubricating oil compositions useful for automatic transmissions, and particularly transmission oils for automotive automatic transmissions and/or continuously variable transmissions using wet clutch systems, in particular wet paper clutch containing a small amount of cellulose fiber and/or aramid fiber.
    Type: Application
    Filed: February 22, 2018
    Publication date: August 22, 2019
    Inventors: Koichi Kubo, Masami Fuchi, Takahiro Nakagawa, Naoya Sasaki, Satoshi Ohta
  • Patent number: D1046885
    Type: Grant
    Filed: July 7, 2022
    Date of Patent: October 15, 2024
    Assignee: SHIMADZU CORPORATION
    Inventors: Hironobu Nakagawa, Noriko Matsumoto, Daisuke Harada, Yasuyuki Keyaki, Takahiro Kikuchi