Patents by Inventor Yuta Okada

Yuta Okada 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: 11493669
    Abstract: An anti-reflective structural body is constituted of an integrally molded article and includes an anti-reflective structure formed on a base surface that constitutes an outer surface of the molded article, and the anti-reflective structure includes a plurality of recesses, each being formed to be recessed from the base surface independently of mutually adjacent recesses and having an inclined surface, which is inclined with respect to the base surface and forms at least one punctiform or linear apex portion at a bottom portion.
    Type: Grant
    Filed: July 11, 2017
    Date of Patent: November 8, 2022
    Assignee: OTSUKA TECHNO CORPORATION
    Inventors: Yasuyuki Okada, Hideaki Sato, Yosuke Kamikado, Yukio Takahashi, Yuta Uchiyama, Naoki Oyama, Shunsuke Morimoto
  • Publication number: 20220304178
    Abstract: An electric compressor includes an inverter portion that includes a circuit board, a busbar fixed to the inverter housing and connecting an external power supply to the circuit board, a noise reduction circuit mounted on the circuit board, a first fastener fastening the circuit board to the inverter housing, and a second fastener fastening the busbar to the circuit board. The circuit board includes a first fastening hole through which the first fastener is inserted, a second fastening hole that is disposed adjacent to the first fastening hole and through which the second fastener is inserted, and a slit extending between the first fastening hole and the second fastening hole from a peripheral edge of the circuit board. The first fastener electrically connects the circuit board as a ground of the noise reduction circuit to the inverter housing.
    Type: Application
    Filed: March 16, 2022
    Publication date: September 22, 2022
    Applicant: KABUSHIKI KAISHA TOYOTA JIDOSHOKKI
    Inventors: Satoshi OKADA, Katsuya USAMI, Yoshifumi TADA, Yuta WATO
  • Publication number: 20220244675
    Abstract: A cleaning rod includes a rod-like member, a slidable portion which is provided on a free end side of the rod-like member with respect to a direction in which the cleaning rod is inserted and which is slidable on a light emergent surface of a lens of an image forming apparatus, and a restricting portion configured to restrict movement of the slidable portion in a direction away from the light emergent surface with respect to an optical axis direction by contacting the holder at each of free ends of opposing wall portions of a holder of the image forming apparatus from a side opposite from a side where a photosensitive member of the image forming apparatus is provided with respect to the optical axis direction in a state in which the slidable portion contacts the light emergent surface.
    Type: Application
    Filed: April 21, 2022
    Publication date: August 4, 2022
    Inventors: Yuta Okada, Shinichiro Hosoi, Takehiro Ishidate, Toshiki Momoka, Ryota Fukumoto
  • Patent number: 11401906
    Abstract: An engine driving apparatus includes an engine, a starter motor, and a starter motor controller. The engine includes a plurality of cylinders. When any one of the plurality of cylinders enters a compression stroke, another one of the cylinders enters an expansion stroke. The starter motor is coupled to a crankshaft of the engine. The starter motor controller is configured to control the starter motor. Before restarting the engine, the starter motor controller performs pre-restart control for adding torque to the crankshaft by using the starter motor to open an exhaust valve of the cylinder in the expansion stroke.
    Type: Grant
    Filed: April 1, 2020
    Date of Patent: August 2, 2022
    Assignee: SUBARU CORPORATION
    Inventors: Yoshinori Soda, Naoki Furune, Yuta Okada
  • Patent number: 11366405
    Abstract: A holding member includes a first opposing portion (first inner wall surface) and a second opposing portion (second inner wall surface) which oppose side wall surfaces of a lens array. Side wall surfaces of the lens array on opposite end sides with respect to a longitudinal direction of the lens array are exposed from opposite ends of the first opposing portion and opposite ends of the second opposing portion.
    Type: Grant
    Filed: December 13, 2019
    Date of Patent: June 21, 2022
    Assignee: Canon Kabushiki Kaisha
    Inventors: Yasuaki Otoguro, Yuta Okada, Daisuke Aruga, Hitoshi Iwai, Shinichiro Hosoi, Yuichiro Imai, Toshiki Momoka, Yoshitaka Otsubo, Saimon Gokyu, Takehiro Ishidate
  • Patent number: 11347158
    Abstract: In a configuration in which a metal holder is supported by a resin member, the metal holder cannot be grounded, so that electricity may be discharged from the charged holder to a substrate held by the holder. The holder is provided with a pin to determine a position of the holder with respect to a photosensitive member. A conductive member that is made of metal and is grounded, is brought into contact with the pin to thereby enable the holder to be grounded through the pin.
    Type: Grant
    Filed: December 4, 2020
    Date of Patent: May 31, 2022
    Assignee: Canon Kabushiki Kaisha
    Inventors: Ryota Fukumoto, Shinichiro Hosoi, Takehiro Ishidate, Toshiki Momoka, Yuta Okada
  • Patent number: 11340550
    Abstract: A cleaning rod includes a rod-like member, a slidable portion which is provided on a free end side of the rod-like member with respect to a direction in which the cleaning rod is inserted and which is slidable on a light emergent surface of a lens of an image forming apparatus, and a restricting portion configured to restrict movement of the slidable portion in a direction away from the light emergent surface with respect to an optical axis direction by contacting the holder at each of free ends of opposing wall portions of a holder of the image forming apparatus from a side opposite from a side where a photosensitive member of the image forming apparatus is provided with respect to the optical axis direction in a state in which the slidable portion contacts the light emergent surface.
    Type: Grant
    Filed: December 11, 2020
    Date of Patent: May 24, 2022
    Assignee: Canon Kabushiki Kaisha
    Inventors: Yuta Okada, Shinichiro Hosoi, Takehiro Ishidate, Toshiki Momoka, Ryota Fukumoto
  • Patent number: 11175494
    Abstract: An optical scanning apparatus includes a light source, a light deflecting unit, an optical member, a casing, a cover member, and a detecting unit. The cover member is provided with a first opening permitting passage of a light beam emitted from the light source, a second opening permitting passage of the light beam deflected by the deflecting unit, and third and fourth openings which are provided in positions on a side opposite from the first and second openings with respect to the deflecting unit. Through the third opening, an outflow of the air from the cover member by rotation of said deflecting unit is relatively high. Through the fourth opening, an inflow of the air into the cover member by rotation of said deflecting unit is relatively high. The detecting unit is provided at a position where the air flow blowing through the third opening hits the detecting unit.
    Type: Grant
    Filed: February 18, 2020
    Date of Patent: November 16, 2021
    Assignee: Canon Kabushiki Kaisha
    Inventors: Yasuaki Otoguro, Toshiki Momoka, Yuichiro Imai, Yuta Okada, Yoshitaka Otsubo
  • Publication number: 20210181669
    Abstract: A cleaning rod includes a rod-like member, a slidable portion which is provided on a free end side of the rod-like member with respect to a direction in which the cleaning rod is inserted and which is slidable on a light emergent surface of a lens of an image forming apparatus, and a restricting portion configured to restrict movement of the slidable portion in a direction away from the light emergent surface with respect to an optical axis direction by contacting the holder at each of free ends of opposing wall portions of a holder of the image forming apparatus from a side opposite from a side where a photosensitive member of the image forming apparatus is provided with respect to the optical axis direction in a state in which the slidable portion contacts the light emergent surface.
    Type: Application
    Filed: December 11, 2020
    Publication date: June 17, 2021
    Inventors: Yuta Okada, Shinichiro Hosoi, Takehiro Ishidate, Toshiki Momoka, Ryota Fukumoto
  • Publication number: 20210173324
    Abstract: In a configuration in which a metal holder is supported by a resin member, the metal holder cannot be grounded, so that electricity may be discharged from the charged holder to a substrate held by the holder. The holder is provided with a pin to determine a position of the holder with respect to a photosensitive member. A conductive member that is made of metal and is grounded, is brought into contact with the pin to thereby enable the holder to be grounded through the pin.
    Type: Application
    Filed: December 4, 2020
    Publication date: June 10, 2021
    Inventors: Ryota Fukumoto, Shinichiro Hosoi, Takehiro Ishidate, Toshiki Momoka, Yuta Okada
  • Patent number: 10955766
    Abstract: An arrangement is therefore employed in which a flexible flat cable is guided by a guide member situated at a position facing a metal rear plate and the flexible flat cable extending from a connector to the metal rear plate is brought into contact with a wall portion of the metal rear plate so that the flexible flat cable is grounded.
    Type: Grant
    Filed: June 2, 2020
    Date of Patent: March 23, 2021
    Assignee: Canon Kabushiki Kaisha
    Inventors: Yuichiro Imai, Yasuaki Otoguro, Yuta Okada
  • Patent number: 10908527
    Abstract: Disclosed is an image forming apparatus, including an optical scanning device, wherein the optical scanning device includes: a holding member configured to integrally hold a first cleaning member and a second cleaning member; a first guide member configured to guide a movement of the holding member; a second guide member configured to guide a movement of the holding member; a first groove portion; a second groove portion, and wherein when the holding member moves from end portions of the first guide portion and the second guide portion to an opposite side with respect to a central portion side and a first engaging portion and a second engaging portion of the holding member respectively pass in the first groove portion and the second groove portion, engagements of the first engaging portion and the second engaging portion with the first guide portion and the second guide portion are released.
    Type: Grant
    Filed: November 27, 2019
    Date of Patent: February 2, 2021
    Assignee: Canon Kabushiki Kaisha
    Inventors: Yuta Okada, Yasuaki Otoguro, Yuichiro Imai, Toshiki Momoka, Yoshitaka Otsubo
  • Patent number: 10895817
    Abstract: An image forming apparatus which includes an optical scanning device, wherein the optical scanning device includes: a holding member configured to integrally hold a first cleaning member and a second cleaning member; a first guide member configured to guide a movement of the holding member; and a second guide member configured to guide a movement of the holding member. A first protruding portion protrudes upward from an upper surface of the holding member and is provided at a position closer to an end portion of the holding member than the first cleaning member, and a second protruding portion protrudes upward from the upper surface of the holding member and is provided at a position closer to an end portion of the holding member than the second cleaning member. The first protruding portion and second protruding portion are provided for bending the holding member.
    Type: Grant
    Filed: November 27, 2019
    Date of Patent: January 19, 2021
    Assignee: Canon Kabushiki Kaisha
    Inventors: Yuichiro Imai, Yasuaki Otoguro, Yuta Okada, Toshiki Momoka, Yoshitaka Otsubo
  • Patent number: 10895818
    Abstract: An image forming apparatus includes a third link portion which is rotatably connected to said first link portion at a position between said first connecting portion and said first moving portion so that said first moving portion and said second moving portion are moved toward said drum unit by rotation of said first link portion about said first connecting portion as a rotation shaft and by rotation of said second link portion about said second connecting portion as a rotation shaft in interrelation with slide of said slidable portion, and which is rotatable relative to the apparatus main assembly. The third link portion is out of contact with the optical print head at a portion corresponding to an end portion on the optical print head side.
    Type: Grant
    Filed: December 13, 2019
    Date of Patent: January 19, 2021
    Assignee: Canon Kabushiki Kaisha
    Inventors: Yoshitaka Otsubo, Yasuaki Otoguro, Yuta Okada, Daisuke Aruga, Hitoshi Iwai, Shinichiro Hosoi, Yuichiro Imai, Toshiki Momoka, Saimon Gokyu, Takehiro Ishidate
  • Patent number: 10884372
    Abstract: An image forming apparatus includes a cover pivotable on a body to close an opening at a closed position and open the opening at an open position, first and second replacement units having photosensitive drums, an optical print head pivotable in one direction, a spring, and a stopper. The spring applies, to the optical print head, a force for allowing the optical print head to pivot toward the one direction so that a movement of the optical print head with a pivotal movement of the cover from the open position to the closed position is prevented from being inhibited by the first developing cartridge. The optical print head, having the force applied the optical print head by the spring, so that movement of the optical print head with pivotal movement of the cover from the open to the closed position is prevented from being inhibited by the second developing cartridge.
    Type: Grant
    Filed: November 27, 2019
    Date of Patent: January 5, 2021
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Yuya Tamura, Takehiro Ishidate, Hitoshi Iwai, Yuta Okada, Toshiki Momoka, Shinichiro Hosoi, Daisuke Aruga, Shinichiro Kaikawa
  • Publication number: 20200392932
    Abstract: An engine driving apparatus includes an engine, a starter motor, and a starter motor controller. The engine includes a plurality of cylinders. When any one of the plurality of cylinders enters a compression stroke, another one of the cylinders enters an expansion stroke. The starter motor is coupled to a crankshaft of the engine. The starter motor controller is configured to control the starter motor. Before restarting the engine, the starter motor controller performs pre-restart control for adding torque to the crankshaft by using the starter motor to open an exhaust valve of the cylinder in the expansion stroke.
    Type: Application
    Filed: April 1, 2020
    Publication date: December 17, 2020
    Inventors: Yoshinori SODA, Naoki FURUNE, Yuta OKADA
  • Publication number: 20200387080
    Abstract: An arrangement is therefore employed in which a flexible flat cable is guided by a guide member situated at a position facing a metal rear plate and the flexible flat cable extending from a connector to the metal rear plate is brought into contact with a wall portion of the metal rear plate so that the flexible flat cable is grounded.
    Type: Application
    Filed: June 2, 2020
    Publication date: December 10, 2020
    Inventors: Yuichiro Imai, Yasuaki Otoguro, Yuta Okada
  • Publication number: 20200271923
    Abstract: An optical scanning apparatus includes a light source, a light deflecting unit, an optical member, a casing, a cover member, and a detecting unit. The cover member is provided with a first opening permitting passage of a light beam emitted from the light source, a second opening permitting passage of the light beam deflected by the deflecting unit, and third and fourth openings which are provided in positions on a side opposite from the first and second openings with respect to the deflecting unit. Through the third opening, an outflow of the air from the cover member by rotation of said deflecting unit is relatively high. Through the fourth opening, an inflow of the air into the cover member by rotation of said deflecting unit is relatively high. The detecting unit is provided at a position where the air flow blowing through the third opening hits the detecting unit.
    Type: Application
    Filed: February 18, 2020
    Publication date: August 27, 2020
    Inventors: Yasuaki Otoguro, Toshiki Momoka, Yuichiro Imai, Yuta Okada, Yoshitaka Otsubo
  • Patent number: 10739693
    Abstract: Provided are a first seating face and a second seating face, to which a lower side of a holding member of an optical print head being moved from an exposure position toward a retracted position by a movement mechanism strikes in the direction of movement thereof. A light emission face of a lens array of the holding member that has abutted the first seating face and second seating face is thereby positioned on a movement path of a rubbing portion provided on a cleaning member that is inserted from an opening.
    Type: Grant
    Filed: June 6, 2018
    Date of Patent: August 11, 2020
    Assignee: Canon Kabushiki Kaisha
    Inventors: Daisuke Aruga, Yasuaki Otoguro, Yuta Okada, Hitoshi Iwai, Shinichiro Hosoi, Yuichiro Imai, Toshiki Momoka, Yoshitaka Otsubo, Saimon Gokyu, Takehiro Ishidate
  • Patent number: 10725289
    Abstract: A casing of an optical scanning apparatus includes: a mounting portion to which a sound-insulating member is mountable; a first and a second support portions supporting a reflective mirror in the casing on which the sound-insulating member is mounted and brought into contact with a back surface of the reflective mirror; and a third and a fourth support portions supporting a reflective mirror in the casing on which the sound-insulating member is not mounted and brought into contact with a back surface of the reflective mirror, wherein the first and the second support portions are positioned between the third and the fourth support portions in a longitudinal direction of the reflective mirror, and contact portions of the third and the fourth support portions protrude toward a reflective surface side of the reflective mirror to be arranged with respect to contact portions of the first and the second support portions.
    Type: Grant
    Filed: February 7, 2018
    Date of Patent: July 28, 2020
    Assignee: Canon Kabushiki Kaisha
    Inventors: Hiroshi Nakahata, Yasuaki Otoguro, Takehiro Ishidate, Yuta Okada, Daisuke Aruga