Patents by Inventor Yuta Nakamura

Yuta Nakamura 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: 20210397277
    Abstract: A touch panel comprises: a first electrode substrate having a first conductive film; a second electrode substrate having a decorative portion facing the first conductive film; and a case configured to contain the first electrode substrate, wherein the first electrode substrate has a larger area than the second electrode substrate, and wherein the case is configured to cover an outer peripheral portion of the first electrode substrate outside the second electrode substrate, and not to cover the second electrode substrate.
    Type: Application
    Filed: June 15, 2021
    Publication date: December 23, 2021
    Inventors: Hideyuki Hagihara, Yutaka Ueno, Masaya Morohashi, Takuya Ozawa, Yuta Nakamura
  • Patent number: 11199757
    Abstract: An imaging device includes a first case, a second case joined to the first case, a substrate receiving an electronic component accommodated in an internal space defined by the first and second cases, a lens barrel holding a lens and supported by the first or second case, and a waterproof seal held in a waterproof-seal holding space between the first and second cases. The first case has a first surface substantially perpendicular to an optical axis, a second surface substantially parallel to the optical axis, and an inner surface meeting the first surface and extending in the optical axis direction. The first and second surfaces form the waterproof-seal holding space. The inner surface faces the substrate edge. The second case has a third surface substantially perpendicular to the optical axis and a fourth surface substantially parallel to the optical axis. The third and fourth surfaces form the waterproof-seal holding space.
    Type: Grant
    Filed: November 29, 2018
    Date of Patent: December 14, 2021
    Assignee: NIDEC COPAL CORPORATION
    Inventor: Yuta Nakamura
  • Publication number: 20210377431
    Abstract: An image pickup apparatus that can efficiently solve problems caused by heat generated by a heat generating element. The image pickup apparatus including a sensor substrate configured to implement an image sensor, and a main circuit board configured to implement a heat generating element. A length of the main circuit board is longer than a length of the sensor substrate in a width direction of the image pickup apparatus. The main circuit board is aslant arranged to an optical axis of the image pickup apparatus so that a first space part will be provided between the sensor substrate and the main circuit board. A cross section of the first space part in a plane that is parallel to both the optical axis and the width direction is approximately triangle.
    Type: Application
    Filed: May 17, 2021
    Publication date: December 2, 2021
    Inventors: Kazuna Oyama, Norikazu Hirota, Yoji Oya, Kazuo Yamamoto, Yuta Nakamura
  • Publication number: 20210375997
    Abstract: The present disclosure relates to a solid-state imaging device and a manufacturing method, and an electronic apparatus that allow the reduction of manufacturing steps to reduce costs. The solid-state imaging device includes a sensor substrate in which a plurality of pixels is formed, and a logic substrate in which at least a logic circuit is formed. Then, the sensor substrate and the logic substrate form a stacked structure by a step of picking out and bonding the sensor substrate that is a non-defective product to a logic wafer in which a plurality of the logic circuits is formed before the logic substrate is separated as an individual piece. The present technology can be applied to, for example, a back-illuminated stacked CMOS image sensor.
    Type: Application
    Filed: September 13, 2019
    Publication date: December 2, 2021
    Inventor: YUTA NAKAMURA
  • Patent number: 11175566
    Abstract: An imaging device, having a substrate on which an imaging portion is mounted, a lens barrel for holding a lens, and a case disposed so as to cover the lens barrel and the substrate, wherein: the lens barrel and the case are fitted radially, and the lens barrel and the case comprise a rotation constraining portion for constraining mutual rotation thereof, in respect to the optical axial direction.
    Type: Grant
    Filed: March 30, 2018
    Date of Patent: November 16, 2021
    Assignee: NIDEC COPAL CORPORATION
    Inventor: Yuta Nakamura
  • Patent number: 11164901
    Abstract: There is provided an image sensor including: a light polarizing unit configured to transmit light in a specific light polarization direction out of incident light; a pixel configured to generate an image signal corresponding to the light transmitted through the light polarizing unit; and a signal transfer unit formed simultaneously with the light polarizing unit and configured to transfer either of the image signal and a control signal that controls generation of the image signal.
    Type: Grant
    Filed: March 1, 2018
    Date of Patent: November 2, 2021
    Assignee: Sony Semiconductor Solutions Corporation
    Inventor: Yuta Nakamura
  • Publication number: 20210288604
    Abstract: A power supply system (1) includes: a drive motor (M) coupled to drive wheels (W); a first inverter (23) which converts DC electric power into three-phase AC electric power; a first current sensor (23I) which generates a current detection signal according to electrical current flowing in the first inverter (23), and a system ECU (8) which executes discharge control for discharging electrical charge of a second smoothing capacitor (C2) connected to the first inverter (23), in a case of a discharge start condition being established. The system ECU (8), in a case of the drive motor (M) rotating upon starting the discharge control, executes the discharge control, after executing three-phase short-circuit control to turn ON all switching elements of an upper arm or all switching elements of a lower arm of the three-phase arm of the first inverter (23), based on the current detection signal of the sensor (23I).
    Type: Application
    Filed: October 23, 2020
    Publication date: September 16, 2021
    Inventors: Yasuhiko KONDO, Yuta NAKAMURA, Nobukatsu YAMAGUCHI
  • Publication number: 20210281195
    Abstract: The present motor control device includes an inverter, a converter, and a control device. The control device has a rotation speed calculation unit that calculates a rotation speed of a motor; an optimum voltage calculation unit that calculates an optimum input voltage; a minimum voltage calculation unit that calculates a minimum input voltage required to operate the motor at a motor operating point; and a target value setting unit that sets either one of the optimum input voltage and the minimum input voltage as a target input voltage. In a case in which the set target torque exceeds a predetermined value, the target value setting unit sets the minimum input voltage lower than the optimum input voltage as the target input voltage.
    Type: Application
    Filed: December 22, 2020
    Publication date: September 9, 2021
    Inventors: Shogo TOKITA, Kazunari KUROKAWA, Masahiro SHIMADA, Yuta NAKAMURA, Takami SUZUKI
  • Publication number: 20210255527
    Abstract: An image capturing apparatus having a forced air cooling function and capable of having an accessory attached thereto includes an image capturing apparatus body. A lens mount is provided on the apparatus body and can have a shooting lens removably attached thereto. An attachment portion is provided on the apparatus body and can have the accessory removably attached thereto. A built-in microphone is arranged on a side of a surface of the apparatus body, different from any of a surface where an air outlet port for discharging air used for forced cooling is arranged, a surface where the lens mount is arranged, and a surface where the attachment portion is arranged. The built-in microphone is arranged at a location closer to a top surface of the image capturing apparatus body than a bottom surface thereof.
    Type: Application
    Filed: May 4, 2021
    Publication date: August 19, 2021
    Inventors: Yuta Nakamura, Yasuhiro Kojima, Hideki Toichi, Hayato Mano, Yusuke Mogi
  • Publication number: 20210191235
    Abstract: An imaging device, having a substrate on which an imaging portion is mounted, a lens barrel for holding a lens, and a case disposed so as to cover the lens barrel and the substrate, wherein: the lens barrel and the case are fitted radially, and the lens barrel and the case comprise a rotation constraining portion for constraining mutual rotation thereof, in respect to the optical axial direction.
    Type: Application
    Filed: March 30, 2018
    Publication date: June 24, 2021
    Applicant: NIDEC COPAL CORPORATION
    Inventor: Yuta NAKAMURA
  • Patent number: 11029582
    Abstract: An image capturing apparatus having a forced air cooling function and capable of having an accessory attached thereto includes an image capturing apparatus body. A lens mount is provided on the apparatus body and can have a shooting lens removably attached thereto. An attachment portion is provided on the apparatus body and can have the accessory removably attached thereto. A built-in microphone is arranged on a side of a surface of the apparatus body, different from any of a surface where an air outlet port for discharging air used for forced cooling is arranged, a surface where the lens mount is arranged, and a surface where the attachment portion is arranged. The built-in microphone is arranged at a location closer to a top surface of the image capturing apparatus body than a bottom surface thereof.
    Type: Grant
    Filed: July 9, 2020
    Date of Patent: June 8, 2021
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Yuta Nakamura, Yasuhiro Kojima, Hideki Toichi, Hayato Mano, Yusuke Mogi
  • Publication number: 20210159799
    Abstract: A power conversion device having a multi-phase converter in which a plurality of chopper circuits each including a switching element and a reactor connected to the switching element are connected in parallel is provided.
    Type: Application
    Filed: June 4, 2019
    Publication date: May 27, 2021
    Inventors: Takami SUZUKI, Yuta NAKAMURA, Kazunari KUROKAWA, Takuma KATO
  • Publication number: 20210155012
    Abstract: An inkjet printing device includes an ink container accommodating a clear ink containing a resin and an organic solvent, a discharging head including a nozzle plate, the discharging head being configured to discharge the clear ink onto a substrate to form a printing layer on the substrate, and a heating device configured to heat the substrate, wherein the heating device heats the substrate satisfying the following relationship: Tmatte (degrees C.)>Tgloss (degrees C.), where Tmatte represents a temperature of the substrate in a first printing region when the clear ink is attached to the substrate in a first printing mode and Tgloss represents a temperature of the substrate in a second printing region when the clear ink is attached to the substrate in a second printing mode, wherein the receding contact angle of the clear ink against the nozzle plate is 35 degrees or greater.
    Type: Application
    Filed: November 20, 2020
    Publication date: May 27, 2021
    Inventors: Hiroshi GOTOU, Hiroaki TAKAHASHI, Yuta NAKAMURA, Yuusuke KOIZUKA, Ayaka TANAKA
  • Patent number: 11015072
    Abstract: An ink contains water, an organic solvent, and a resin having a glass transition temperature Tg of from 0 to 70 degrees C., wherein a contact angle ?1 of the ink against a vinyl chloride resin film and a contact angle ?2 of the ink against an ink image formed with the ink satisfies the following relationship: ?1<?2.
    Type: Grant
    Filed: September 26, 2019
    Date of Patent: May 25, 2021
    Assignee: Ricoh Company, Ltd.
    Inventors: Yuta Nakamura, Naoto Shimura
  • Publication number: 20210132326
    Abstract: An imaging device comprising a substrate upon which an imaging unit is mounted; a lens barrel holding a lens; a lens flange holding the lens barrel; and a plate holding the substrate and the lens flange. The plate has a first holding section that impels either the plate or the lens flange in the optical axis direction and fixes same and holds the other out of the substrate and the lens flange so as to be movable in a direction perpendicular to the optical axis. The other out of the substrate and the lens flange is fixed to the plate.
    Type: Application
    Filed: January 16, 2018
    Publication date: May 6, 2021
    Applicant: NIDEC COPAL CORPORATION
    Inventors: Yuta NAKAMURA, Koichi KUBO
  • Publication number: 20210105387
    Abstract: An imaging device, having a substrate for mounting an imaging portion; a lens barrel for holding a lens group; a shield plate covering the vicinity of the substrate; and a case disposed so as to cover the lens barrel, the substrate, and the shield plate, wherein: the shield plate is structured having a contacting portion that contacts another member so as to constrain movement in the optical axial direction, and a biasing portion that contacts the coupling so as to receive a biasing force in the optical axial direction.
    Type: Application
    Filed: March 26, 2018
    Publication date: April 8, 2021
    Applicant: NIDEC COPAL CORPORATION
    Inventors: Yuta NAKAMURA, Takuma ISHIKAWA
  • Publication number: 20210104955
    Abstract: The present power conversion device includes an inverter, a step-up/down converter, a first capacitor, a second capacitor, a voltage sensor, a control device, and a backup power supply. The auxiliary device is connected between the first DC power supply and the step-up/down converter, and the control device includes an abnormality determination unit configured to determine that an abnormality has occurred when a control voltage is equal to or lower than a first threshold value, and a control unit configured to execute discharge control when the abnormality determination unit determines that the abnormality has occurred and an inter-terminal voltage measured by the voltage sensor is equal to or lower than a second threshold value.
    Type: Application
    Filed: September 30, 2020
    Publication date: April 8, 2021
    Inventors: Nobukatsu YAMAGUCHI, Yuta NAKAMURA, Yasuhiko KONDO
  • Publication number: 20210104956
    Abstract: The present power control device includes an inverter, a step-up/down converter, a first capacitor, a second capacitor, and a control device. The step-up/down converter includes an upper arm and a lower arm that are switching elements, and a reactor that has a first end and a second end, the first end being connected to the first capacitor, and the second end being connected between the upper arm and the lower arm. The control device is configured to fix the lower arm in an off state and control the upper arm such that the upper arm switches at a predetermined duty ratio.
    Type: Application
    Filed: September 30, 2020
    Publication date: April 8, 2021
    Inventors: Nobukatsu YAMAGUCHI, Yuta NAKAMURA, Takami SUZUKI
  • Publication number: 20210092271
    Abstract: An imaging device includes an imaging unit that captures an image of a subject, a substrate on which the imaging unit is mounted, a lens barrel holding a lens, a shield plate surrounding the substrate and including a metal, and a case accommodating the substrate, the lens barrel, and the shield plate and including a metal. The shield plate is in contact with the case. The substrate includes a ground potential portion electrically connected to the shield plate and the case.
    Type: Application
    Filed: July 25, 2018
    Publication date: March 25, 2021
    Inventor: Yuta NAKAMURA
  • Publication number: 20210062026
    Abstract: An ink contains a coloring material, an organic solvent, a resin, and a compound represented by Chemical Formula 1 having a weight average molecular weight of from 390 to 610, where R1 represents a hydrocarbon group, and n represents an integer of 2 or greater.
    Type: Application
    Filed: August 18, 2020
    Publication date: March 4, 2021
    Inventors: Naoto Shimura, Yuta Nakamura, Yoshiaki Masuda