Patents by Inventor Koji Wada

Koji Wada 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: 20250132511
    Abstract: A substrate connector includes a terminal and an inner housing. The terminal includes a first connecting portion extending in a first direction, a second connecting portion extending in a second direction, and a bridge portion. The bridge portion includes a first extending portion extending in the first direction from the first connecting portion, a second extending portion extending in the second direction from the second connecting portion, and a curved portion connecting the first extending portion and the second extending portion. The second extending portion includes a pair of press-fit protrusions protruding in directions opposite to each other in the third direction. The second extending portion and the curved portion are accommodated in an accommodation groove provided in an end surface of the inner housing in the first direction. A pair of press-fit protrusions are press-fitted and fixed in a pair of inner side surfaces of the accommodation groove.
    Type: Application
    Filed: September 30, 2024
    Publication date: April 24, 2025
    Applicant: J.S.T. MFG. CO., LTD.
    Inventors: Koji WADA, Kazumasa OI
  • Patent number: 12282289
    Abstract: A cartridge includes a developing roller and a frame configured to support the developing roller. A lever is connected to the frame, with the lever being movable relative to the frame, and with a part of the lever protruding beyond the frame. The cartridge also includes a spring deformable in response to a movement of the lever relative to the frame, with the spring being positioned such that it is capable of exerting a first force on the lever and a second force on the frame. A memory board is provided and an electrode portion is connected to the memory board. A part of the electrode portion and a part of the spring are positioned in a plane that is perpendicular to a rotational axis of the developing roller.
    Type: Grant
    Filed: April 29, 2024
    Date of Patent: April 22, 2025
    Assignee: Canon Kabushiki Kaisha
    Inventors: Masaaki Sato, Yukio Kubo, Hiroyuki Munetsugu, Koji Wada
  • Publication number: 20240427281
    Abstract: An image forming apparatus includes a developer container to and from which a replenishment container is attachable and detachable, the developer container including an accommodating portion, and a supporting portion, wherein the developer container includes a projection portion that is provided at one end portion thereof in the rotation axis direction of the developer bearing member and projects toward the supporting portion more than a center portion of the developer container in a crossing direction crossing the rotation axis direction, the projection portion communicates with the accommodating portion and includes, at a distal end portion thereof, an attachment portion configured such that the replenishment container is attachable thereto in a state of being exposed to the outside of the apparatus, and a replenishment port for replenishing the accommodating portion with developer from the replenishment container is defined in the attachment portion.
    Type: Application
    Filed: September 9, 2024
    Publication date: December 26, 2024
    Inventors: Koji Wada, Tsuyoshi Ogawa, Hiroshi Takarada, Kenji Matsuzaka, Takao Sameshima, Tomio Noguchi, Yuichiro Inaba, Kenichi Iida, Masaaki Sato
  • Patent number: 12140903
    Abstract: A cartridge that is mountable to an apparatus main assembly of an image forming apparatus, the cartridge includes a developing roller; a frame supporting the developing roller; a movable part movably supported by the frame and movable to a first position and to a second position relative to the frame; and an elastic part provided between the frame and the movable part to urge the movable part. The movable part includes a first force receiving part that receives force from the apparatus main assembly, in a direction of moving from the first position to the second position, and a second force receiving part that receives force from the apparatus main assembly, in a direction of moving from the second position to the first position.
    Type: Grant
    Filed: May 25, 2023
    Date of Patent: November 12, 2024
    Assignee: Canon Kabushiki Kaisha
    Inventors: Masaaki Sato, Yukio Kubo, Hiroyuki Munetsugu, Koji Wada
  • Patent number: 12140904
    Abstract: A cartridge includes a developing roller rotatable about a rotational axis thereof, and a frame configured to support the developing roller. A lever is connected to the frame, with the lever being elastically deformable such that a first part of the lever is movable relative to a second part of the lever and relative to the frame, and the lever protruding from the frame. A coupling member is configured to transmit a rotational force to the developing roller, the coupling member being rotatable about a rotational axis thereof, and the coupling member being movable relative to the frame in a direction of its rotational axis. When the cartridge is oriented with the lever and the electrode portion at a bottom portion of the cartridge, the lever protrudes downward from the frame.
    Type: Grant
    Filed: January 12, 2024
    Date of Patent: November 12, 2024
    Assignee: Canon Kabushiki Kaisha
    Inventors: Masaaki Sato, Yukio Kubo, Hiroyuki Munetsugu, Koji Wada
  • Publication number: 20240363657
    Abstract: More improvement of sensitivity is achieved by reducing crosstalk between pixels without deteriorating a light collection property. Provided is an imaging device including multiple pixels each including a photoelectric conversion unit and planarly arranged in a matrix shape, a color filter provided on the photoelectric conversion unit for each of the pixels, and a wall-shaped structure portion that is formed between the adjoining color filters with an external shape of the wall-shaped structure portion defined by a first wall portion and is configured to separate the color filters from each other.
    Type: Application
    Filed: August 17, 2022
    Publication date: October 31, 2024
    Applicant: SONY SEMICONDUCTOR SOLUTIONS CORPORATION
    Inventors: Hiroshi SAITO, Shigehiro IKEHARA, Yoshiyuki ISHII, Isaya KITAMURA, Koji WADA, Yuuki KOBAYASHI, Masanaga FUKASAWA, Atsushi KAWASHIMA, Kohei FUKUSHIMA, Yoichi NEGORO
  • Publication number: 20240360959
    Abstract: A hydrogen supply device including a heater, a vaporizer, a circulation flow path for circulating a heat medium between the heater and the vaporizer, a pressure of a heat medium of the vaporizer, a temperature of a heat medium of the vaporizer, and a control unit to which a temperature of hydrogen gas flowing out of the vaporizer is input, wherein the control unit limits an output of the hydrogen engine based on the pressure, the temperature, and the temperature of the hydrogen gas.
    Type: Application
    Filed: January 30, 2024
    Publication date: October 31, 2024
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Ryota IWASAKI, Koji Wada, Tomoyuki Matsuo, Tomohiro Nakano
  • Patent number: 12111601
    Abstract: An image forming apparatus includes a developer container to and from which a replenishment container is attachable and detachable, the developer container including an accommodating portion, and a supporting portion, wherein the developer container includes a projection portion that is provided at one end portion thereof in the rotation axis direction of the developer bearing member and projects toward the supporting portion more than a center portion of the developer container in a crossing direction crossing the rotation axis direction, the projection portion communicates with the accommodating portion and includes, at a distal end portion thereof, an attachment portion configured such that the replenishment container is attachable thereto in a state of being exposed to the outside of the apparatus, and a replenishment port for replenishing the accommodating portion with developer from the replenishment container is defined in the attachment portion.
    Type: Grant
    Filed: January 4, 2023
    Date of Patent: October 8, 2024
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Koji Wada, Tsuyoshi Ogawa, Hiroshi Takarada, Kenji Matsuzaka, Takao Sameshima, Tomio Noguchi, Yuichiro Inaba, Kenichi Iida, Masaaki Sato
  • Publication number: 20240302789
    Abstract: A cartridge includes a developing roller and a frame configured to support the developing roller. A lever is connected to the frame, with the lever being movable relative to the frame, and with a part of the lever protruding beyond the frame. The cartridge also includes a spring deformable in response to a movement of the lever relative to the frame, with the spring being positioned such that it is capable of exerting a first force on the lever and a second force on the frame. A memory board is provided and an electrode portion is connected to the memory board. A part of the electrode portion and a part of the spring are positioned in a plane that is perpendicular to a rotational axis of the developing roller.
    Type: Application
    Filed: April 29, 2024
    Publication date: September 12, 2024
    Inventors: Masaaki Sato, Yukio Kubo, Hiroyuki Munetsugu, Koji Wada
  • Publication number: 20240302788
    Abstract: A cartridge includes a developing roller and a frame configured to support the developing roller. A lever is connected to the frame, with the lever being movable relative to the frame, and with a part of the lever protruding beyond the frame. The cartridge also includes a memory board. and an electrode portion connected to the memory board. When the cartridge is oriented with the lever and the electrode portion at a bottom portion of the cartridge, the protruding part of the lever protrudes downward from the frame and at least a part of an exposed part of the developing roller is positioned above the rotational axis.
    Type: Application
    Filed: April 29, 2024
    Publication date: September 12, 2024
    Inventors: Masaaki Sato, Yukio Kubo, Hiroyuki Munetsugu, Koji Wada
  • Publication number: 20240280937
    Abstract: A cartridge includes a developing roller rotatable about a rotational axis thereof. A frame is configured to support the developing roller. A lever is connected to the frame, with the lever being movable relative to the frame, and a part of the lever protruding beyond the frame. A surface of the developing roller extends a longer distance in a direction of the rotational axis than a distance that the lever extends in the direction of the rotational axis.
    Type: Application
    Filed: April 29, 2024
    Publication date: August 22, 2024
    Inventors: Masaaki Sato, Yukio Kubo, Hiroyuki Munetsugu, Koji Wada
  • Patent number: 12024448
    Abstract: In a solid-liquid separation apparatus, which comprises multiple movable members and screws that extend and pass through the movable members without contacting the movable members and which dehydrates sludge while conveying same by means of the rotation of the screws, to apply a wringing action on the sludge and increase sludge dehydration efficiency. (Solution) A first movable unit 41 is configured by linking multiple movable members 4A and 4B as a unit with a linking rod 44, a second movable unit 41A is configured by linking multiple other movable members 4C and 4D as a unit with a linking rod 44A, and the movable members 4A and 4B of the first movable unit 41 and the movable members 4C and 4D of the second movable unit 41A are reciprocated with a phase difference.
    Type: Grant
    Filed: November 26, 2019
    Date of Patent: July 2, 2024
    Assignee: AMCON INC.
    Inventors: Koji Wada, Kimitake Banno, Takashi Yamasaki, Chaozhi Zheng, Kevin Ayemperoumal
  • Publication number: 20240142913
    Abstract: A cartridge includes a developing roller rotatable about a rotational axis thereof, and a frame configured to support the developing roller. A lever is connected to the frame, with the lever being elastically deformable such that a first part of the lever is movable relative to a second part of the lever and relative to the frame, and the lever protruding from the frame. A coupling member is configured to transmit a rotational force to the developing roller, the coupling member being rotatable about a rotational axis thereof, and the coupling member being movable relative to the frame in a direction of its rotational axis. When the cartridge is oriented with the lever and the electrode portion at a bottom portion of the cartridge, the lever protrudes downward from the frame.
    Type: Application
    Filed: January 12, 2024
    Publication date: May 2, 2024
    Inventors: Masaaki Sato, Yukio Kubo, Hiroyuki Munetsugu, Koji Wada
  • Publication number: 20240085851
    Abstract: An image forming apparatus includes an apparatus body including a main contact, and a main guide, and a cartridge including a memory contact, a moving unit moving into and out of the apparatus body in a first direction and including a frame to which the cartridge is attached, first and second protrusions protruding in a second direction orthogonal to the first direction from the end surface of the frame, an intermediate contact being in electrical contact with the memory contact, an unit contact being in electrical contact with the main contact, and a line conductor, the first protrusion being supported by the main guide of the apparatus body, the second protrusion being located above the first protrusion. At least part of the line conductor connecting the intermediate contact and the unit contact is located in a recess formed by the first protrusion, the second protrusion, and the end surface.
    Type: Application
    Filed: November 15, 2023
    Publication date: March 14, 2024
    Inventors: Daisuke Abe, Koji Wada
  • Publication number: 20240085823
    Abstract: A cartridge is configured to be attachable to a main body of an image forming apparatus and configured to receive toner supplied from a supply container. The cartridge includes a supply port configured to receive the toner supplied from the supply container, a shutter member configured to cover the supply port, and a locking member. The locking member is moved from a lock position to an unlock position to allow movement of the shutter member by using electric power supplied from the main body.
    Type: Application
    Filed: November 17, 2023
    Publication date: March 14, 2024
    Inventors: Koji Wada, Tsuyoshi Ogawa, Hiroshi Takarada, Masaaki Sato
  • Publication number: 20240044033
    Abstract: A film that contains Ni2O3H as a main component.
    Type: Application
    Filed: October 11, 2023
    Publication date: February 8, 2024
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Koji WADA, Haruyuki NAKANISHI
  • Patent number: 11862852
    Abstract: A cable antenna an end part of which is connected to an oscillator that supplies a high-frequency current is disclosed. The cable antenna includes: an inner conductor; an insulating layer covering the inner conductor; and an outer conductor covering the insulating layer, wherein only one exposed part is formed in a middle part of the cable antenna in a longitudinal direction, the exposed part formed by removing at least the outer conductor, a distance L between a tip end of the cable antenna and an end of the exposed part on a side closer to the tip end is an odd multiple of a quarter of a wavelength ?, of the high-frequency current, the multiplier being three or greater, and a length G of the exposed part in the longitudinal direction satisfies the following formula (1): ?/20?G<?/4??(1) ?: wavelength (mm) of the high-frequency current.
    Type: Grant
    Filed: September 9, 2022
    Date of Patent: January 2, 2024
    Assignee: Yometel Co., Ltd.
    Inventors: Yoshinobu Okano, Koji Wada, Shin Wakabayashi
  • Patent number: 11846894
    Abstract: An image forming apparatus includes a developer container to accommodate developer containing toner, a developer bearing member to rotate while bearing the developer accommodated in the developer container and develop the electrostatic latent image borne on an image bearing member into a developer image, a detection portion to output remainder amount information corresponding to an amount of the developer accommodated in the developer container, and a notification portion capable of notifying a first state indicating that a remainder amount of the developer accommodated in the developer container is a first amount or more and a second state indicating that the remainder amount of the developer accommodated in the developer container is less than the first amount. The notification portion notifies one of a plurality of states including the first state and the second state on a basis of the remainder amount information output from the detection portion.
    Type: Grant
    Filed: August 24, 2022
    Date of Patent: December 19, 2023
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Masaaki Sato, Koji Wada, Tsuyoshi Ogawa, Koji Fujinaka, Takao Sameshima, Tomio Noguchi, Akitoshi Toyota, Susumu Nittani
  • Patent number: 11846895
    Abstract: A cartridge is configured to be attachable to a main body of an image forming apparatus and configured to receive toner supplied from a supply container. The cartridge includes a supply port configured to receive the toner supplied from the supply container, a shutter member configured to cover the supply port, and a locking member. The locking member is moved from a lock position to an unlock position to allow movement of the shutter member by using electric power supplied from the main body.
    Type: Grant
    Filed: July 22, 2022
    Date of Patent: December 19, 2023
    Assignee: Canon Kabushiki Kaisha
    Inventors: Koji Wada, Tsuyoshi Ogawa, Hiroshi Takarada, Masaaki Sato
  • Publication number: 20230400792
    Abstract: A toner container for use with an image forming apparatus is provided with a toner accommodating portion in which toner is accommodated; a base portion including a receiving opening for receiving the toner accommodated in the toner accommodating portion, a discharge opening for permitting discharge of the toner, received through the receiving opening, to an outside of the toner container, and a passage which is a passage extending from the receiving opening to the discharge opening and which is for permitting passing of the toner; and a shutter constituted so as to be rotatable about a rotational axis relative to the base between an open position where the discharge opening is exposed to the outside and a closed position where the shutter covers the discharge opening, wherein the passage extends in a direction in which the passage is inclined relative to the rotational axis so that the receiving opening is in a position where the receiving opening crosses the rotational axis and so that the discharge opening
    Type: Application
    Filed: August 21, 2023
    Publication date: December 14, 2023
    Inventors: Masaaki Sato, Koji Wada, Hiroshi Takarada, Tsuyoshi Ogawa