Patents by Inventor Kenji Takahashi

Kenji Takahashi 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: 20240118174
    Abstract: The present disclosure provides a sensor for tires capable of measuring a physical quantity including a temperature of a tire. An aspect of the present disclosure is a sensor for tires including: a base portion 5 fixed to an inside of a tire T and in contact with the tire T, and a sensor chip 7 including a tire temperature detection unit that detects the temperature of the tire T through the base portion 5.
    Type: Application
    Filed: September 17, 2021
    Publication date: April 11, 2024
    Inventors: Hiroyuki ABE, Tsukasa TAKAHASHI, Kenji YOSHIHARA, Takeo HOSOKAWA
  • Publication number: 20240117304
    Abstract: A cell population comprising Corin- and/or Lrtm1-positive cells was produced by the following steps (1) and (2), from which Corin positive and/or Lrtm1 positive cells are collected using a substance that binds to Corin and/or a substance that binds to Lrtm1, and dopaminergie neuron progenitor cells are produced by performing suspension culture of the Corin positive and/or Lrtm1 positive cells in a culture solution containing one or more nutritional factors: (1) a step of performing adhesion culture of pluripotent stem cells in a medium for maintaining undifferentiated state containing a Sonic hedgehog (SHH) signal stimulant, and an undifferentiated state-maintaining factor in the absence of feeder cells but in the presence of an extracellular matrix, and (2) a step of culturing the cell population obtained in the step (1) in a culture solution containing one or more differentiation-inducing factors.
    Type: Application
    Filed: December 14, 2023
    Publication date: April 11, 2024
    Applicants: KYOTO UNIVERSITY, SUMITOMO PHARMA CO., LTD.
    Inventors: Jun TAKAHASHI, Daisuke DOI, Kenji YOSHIDA, Atsushi KUWAHARA, Masayo TAKAHASHI
  • Patent number: 11955662
    Abstract: The present invention provides (I) a dry-stretched microporous membrane and a separator for an electric storage device excellent in balance among the required performances such as product safety, charge/discharge characteristics, dimension stability, energy cost, consideration to the environment, etc., (II) a separator for an electric storage device superior in product safety obtained by controlling a puncture depth of a microporous membrane comprised in the separator for an electric storage device, or/and (III) a dry-stretched microporous membrane and a separator for an electric power storage device excellent in product safety realized by controlling a porosity and a puncture strength of a thin microporous membrane.
    Type: Grant
    Filed: November 19, 2018
    Date of Patent: April 9, 2024
    Assignees: Asahi Kasei Kabushiki Kaisha, Celgard, LLC
    Inventors: Shinya Hamasaki, Masaki Takahashi, Shohei Mori, Yoshiyuki Ishii, Kenji Ebara, Changqing Adams
  • Publication number: 20240109113
    Abstract: In a press forming method including pressing a plate material to form an intermediate formed body including an intermediate ridge line portion with an edge radius larger than an edge radius of a ridge line portion of a target formed body, and pressing the intermediate formed body to form the target formed body including the ridge line portion, in a cross section of the intermediate formed body along a direction orthogonal to an extending direction of the ridge line portion, the intermediate formed body includes first and second slack portions on both sides of an included-angle center line, the first and second slack portions bulging more outward in a direction of the edge radius than the target formed body, the included-angle center line bisecting an angle between first and second sides that are located on both sides of the ridge line portion of the target formed body.
    Type: Application
    Filed: September 27, 2023
    Publication date: April 4, 2024
    Inventors: Kenji Matsutani, Junki Takahashi
  • Patent number: 11938503
    Abstract: An ultrafine bubble (UFB)-containing liquid manufacturing apparatus includes a liquid ejecting unit having a thermal energy generating element, a flow path for leading liquid to the thermal energy generating element, a driving unit configured to drive the thermal energy generating element, and an ejection opening. The UFB-containing liquid manufacturing apparatus also includes a collecting unit configured to collect liquid ejected from the ejection opening. The driving unit drives the thermal energy generating element to cause film boiling in liquid led to the flow path and causes liquid containing ultrafine bubbles generated by the film boiling to be ejected from the ejection opening.
    Type: Grant
    Filed: August 22, 2018
    Date of Patent: March 26, 2024
    Assignee: Canon Kabushiki Kaisha
    Inventors: Kenji Takahashi, Masahiko Kubota, Ikuo Nakazawa, Akitoshi Yamada, Nobuhisa Tanahashi
  • Tag
    Patent number: 11934901
    Abstract: A tag indicating an attribute of the tag by an electromagnetic wave reflection characteristic, the tag including a substrate (11), and a conductor pattern layer (12) formed on the substrate (11) and having first and second slots (13a) and (13b) disposed adjacent to each other, in which the first slot (13a) constitutes a first resonance element (13Qa) having a resonance frequency at a first frequency, the second slot (13b) constitutes a second resonance element (13Qb) having a resonance frequency at a second frequency higher than the first frequency, and when irradiation with the electromagnetic waves is performed, a Q value of a resonance peak appearing at the first frequency is higher than a Q value of a resonance peak appearing at the first frequency when the first slot (13a) alone constitutes a resonance structure of the tag.
    Type: Grant
    Filed: August 21, 2020
    Date of Patent: March 19, 2024
    Assignee: Konica Minolta, Inc.
    Inventors: Takumi Ishiwata, Nobuaki Takahashi, Kenji Arai, Takeshi Hakii
  • Publication number: 20240081168
    Abstract: A transport system includes a sensor to sense surroundings of a working machine configured to perform automatic operation, the sensor being provided in or on the working machine, a transport determiner configured or programmed to determine whether it is possible to load the working machine onto and/or unload the working machine from a transport vehicle based on the surroundings of the working machine sensed by the sensor. The transport system includes a communication device provided in or on the working machine and configured or programmed to transmit information relating to loading and/or unloading of the working machine onto and/or from the transport vehicle.
    Type: Application
    Filed: November 16, 2023
    Publication date: March 14, 2024
    Inventors: Kazuo SAKAGUCHI, Kenji TAMATANI, Yusuke TAKAHASHI
  • Publication number: 20240085253
    Abstract: An object of the present invention is to provide a strain amount detection device capable of accurately detecting deformations, in multiple directions, of a tire by one strain measuring element. A strain amount detection device according to the present invention includes a disk-shaped base member that holds a strain measuring element, in which the base member acts as a strain body by transmitting strain of a tire to the strain measuring element.
    Type: Application
    Filed: August 31, 2021
    Publication date: March 14, 2024
    Applicant: Hitachi Astemo, Ltd.
    Inventors: Kenji YOSHIHARA, Hiroyuki ABE, Tsukasa TAKAHASHI, Takeo HOSOKAWA
  • Patent number: 11912028
    Abstract: A substrate for liquid ejection head comprising, a base material, a heating element including a heating resistor layer for generating thermal energy for discharging a liquid, a wiring layer for supplying electric power to the heating element, and an interlayer insulating film for insulating the heating resistor layer and the wiring layer. A part of a first interlayer insulating film for insulating the heating resistor layer and a first wiring layer adjacent to the heating resistor layer, and a second interlayer insulating film for insulating the first wiring layer and a second wiring layer adjacent to the second interlayer insulating film, includes a material layer represented by SiwOxCyNz (w+x+y+z=100 (at. %), 37?w?60 (at. %), 30?x?53 (at. %), 6?y??29 (at. %), 4?z?9 (at. %)).
    Type: Grant
    Filed: November 5, 2021
    Date of Patent: February 27, 2024
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Mai Hirohara, Kenji Takahashi
  • Patent number: 11883120
    Abstract: Provided is a medical observation system that includes a first medical signal processing device including a first signal processing unit that acquires first image data corresponding to a result of image capturing of an affected part by a medical observation device and provides first signal processing to the first image data, and a second medical signal processing device including a second signal processing unit that acquires second image data corresponding to the result of image capturing from the first medical signal processing device through a predetermined network and provides second signal processing to the second image data. The second signal processing unit transmits information related to the second signal processing to the first medical signal processing device. The first signal processing unit controls the first signal processing based on the second signal processing.
    Type: Grant
    Filed: November 8, 2018
    Date of Patent: January 30, 2024
    Assignee: SONY CORPORATION
    Inventors: Yasuaki Takahashi, Kenji Takahashi, Hisakazu Shiraki, Masahito Yamane, Masaya Takemoto
  • Publication number: 20240024996
    Abstract: A screw fastening system includes: an electric motor; a holding device for holding the electric motor; a support member mounted to a drive shaft of the electric motor; a screw fastening machine supported by the support member, and capable of executing a screw fastening operation with pulsed fastening control; and a motor control unit for controlling the electric motor to reduce a fastening-torque reaction force, caused by the screw fastening operation with pulsed fastening control executed by the screw fastening machine, with respect to the holding device.
    Type: Application
    Filed: December 15, 2021
    Publication date: January 25, 2024
    Inventors: Yuuki KATOU, Kenji TAKAHASHI
  • Patent number: 11871514
    Abstract: A flexible printed circuit board according to an aspect is a flexible printed circuit board including a base film and a wiring layer disposed on at least one surface of the base film and having a plurality of wiring lines. The wiring lines have an average line width of 30 ?m or less and an average spacing of 30 ?m or less. The wiring lines have a copper-based plating layer. The copper-based plating layer has an electrical resistivity of more than 1.68×10?8 ?·m.
    Type: Grant
    Filed: March 26, 2021
    Date of Patent: January 9, 2024
    Assignees: SUMITOMO ELECTRIC INDUSTRIES, LTD., SUMITOMO ELECTRIC PRINTED CIRCUITS, INC.
    Inventors: Kenji Takahashi, Shoichiro Sakai
  • Publication number: 20240006984
    Abstract: A power converter includes a converter, a smoothing capacitor, an inverter, and a controller. The converter rectifies a power supply voltage applied from an alternating-current power supply. The smoothing capacitor smooths a rectified voltage output from the converter into a direct-current voltage including a ripple. The inverter converts the direct-current voltage smoothed by the smoothing capacitor into an alternating-current voltage to be applied to a motor. The controller performs control such that a first physical quantity representing an operation state of the converter is equal to a second physical quantity representing an operation state of the inverter.
    Type: Application
    Filed: January 6, 2021
    Publication date: January 4, 2024
    Inventors: Haruka MATSUO, Takaaki TAKAHARA, Koichi ARISAWA, Keisuke UEMURA, Kenji TAKAHASHI
  • Publication number: 20230422407
    Abstract: A printed wiring board includes: a base film having a main surface; a wiring disposed on the main surface; a first plating lead connected to a first position of the wiring; and a second plating lead connected to a second position of the wiring. A cross sectional area of the wiring at a third position of the wiring is 95% or more of a cross sectional area of the wiring at the first position, the third position being an intermediate position between the first position and the second position.
    Type: Application
    Filed: June 22, 2022
    Publication date: December 28, 2023
    Applicant: SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Kenji TAKAHASHI, Shoichiro SAKAI, Kou NOGUCHI
  • Publication number: 20230422396
    Abstract: A printed wiring board includes: a base film having a main surface; a wiring disposed on the main surface; and at least one plating lead disposed on the main surface and connected to the wiring.
    Type: Application
    Filed: June 22, 2022
    Publication date: December 28, 2023
    Applicant: SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Kenji TAKAHASHI, Shoichiro SAKAI, Kou NOGUCHI
  • Publication number: 20230412093
    Abstract: A power converter includes a converter, a smoothing capacitor, an inverter, and a single calculator. The converter includes a switching element and rectifies a power supply voltage applied from an alternating-current power supply. The smoothing capacitor smooths a rectified voltage output from the converter into a direct-current voltage including a ripple. The inverter converts the direct-current voltage smoothed by the smoothing capacitor into an alternating-current voltage for a motor. The calculator performs control such that a first physical quantity representing an operation state of the converter is equal to a second physical quantity representing an operation state of the inverter.
    Type: Application
    Filed: January 6, 2021
    Publication date: December 21, 2023
    Inventors: Keisuke UEMURA, Tomohiro KUTSUKI, Haruka MATSUO, Koichi ARISAWA, Takaaki TAKAHARA, Kenji TAKAHASHI, Koyo MATSUZAKI
  • Patent number: 11833817
    Abstract: Long-term reliability of a liquid ejection head substrate and a liquid ejection head is improved by suppressing dissolution of an intermediate layer due to anodization. A liquid ejection head substrate including: a flow passage forming member having an ejection orifice and a flow passage; a heating resistance element for ejecting a liquid; an insulating layer covering the heating resistance element; a protecting layer whose surface is exposed to the flow passage; and an intermediate layer provided between the flow passage forming member and the protecting layer, in which the intermediate layer contains a material represented by a following composition formula (I): Siw1Ox1Cy1 (I), 39?w1?62 (at. %), 32?x1?55 (at. %), and 6?y1?29 (at. %), and w1+x1+y1=100 (at %).
    Type: Grant
    Filed: November 8, 2021
    Date of Patent: December 5, 2023
    Assignee: Canon Kabushiki Kaisha
    Inventors: Seiko Minami, Kenji Takahashi, Mai Hirohara
  • Publication number: 20230378560
    Abstract: A diagnostic device for a secondary battery having a structure in which positive electrodes and negative electrodes are alternately arranged includes an electronic control unit. The electronic control unit is configured to acquire a first resistance value indicating a magnitude of electrical resistance of the secondary battery, compress at least a part of the secondary battery, acquire a second resistance value indicating a magnitude of electrical resistance of the secondary battery after the compression, determine, using the first and second resistance values, whether an amount of decrease in electrical resistance of the secondary battery by the compression is greater than a predetermined value, and determine whether an increase in resistance due to distortion of at least one of the positive electrodes and the negative electrodes occurs in the secondary battery using a result of the determination.
    Type: Application
    Filed: July 27, 2023
    Publication date: November 23, 2023
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Ryo KANADA, Kenji TAKAHASHI, Mai FUJIWARA
  • Patent number: 11811030
    Abstract: A recovery method for a secondary battery having a structure in which positive electrodes and negative electrodes are laminated. The recovery method includes a first compression for compressing at least a part of the secondary battery; a second compression for compressing the secondary battery by applying a load from an outside of the secondary battery when an amount of decrease in electrical resistance of the secondary battery by the first compression is greater than a predetermined value; and a recovery for charging the secondary battery, while the load that compresses the secondary battery is applied to the secondary battery, upon determining that the increase in electrical resistance due to the distortion of at least one of the positive electrodes and the negative electrodes occurs in the secondary battery.
    Type: Grant
    Filed: August 29, 2022
    Date of Patent: November 7, 2023
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Ryo Kanada, Kenji Takahashi, Mai Fujiwara
  • Publication number: 20230336090
    Abstract: A power conversion apparatus includes a rectification unit that rectifies a first alternating-current power supplied from a commercial power supply; a capacitor connected to output terminals of the rectification unit; an inverter that is connected across the capacitor, converts power output from the rectification unit and the capacitor into a second alternating-current power and, outputs the second alternating-current power to a load including a motor; and a control unit that performs operation control on the inverter to cause the second alternating-current power that includes a pulsation based on a pulsation of power that flows into the capacitor from the rectification unit to be output from the inverter to the load, to restrain a current that flows into the capacitor.
    Type: Application
    Filed: October 26, 2020
    Publication date: October 19, 2023
    Inventors: Takaaki TAKAHARA, Koichi ARISAWA, Keisuke UEMURA, Haruka MATSUO, Koyo MATSUZAKI, Kenji TAKAHASHI, Akira SATAKE, Hajime TOYODA