Patents by Inventor Naoki Fukushima

Naoki Fukushima 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: 11994812
    Abstract: An image forming apparatus that is capable of executing image forming operation includes an image bearing member, a developer carrying member that faces the image bearing member in a state of keeping a predetermined gap therefrom and develops a latent image on the image bearing member using developer, a frame that supports the developer carrying member, and applying unit that apply developing voltage, in which DC voltage and AC voltage are superimposed, to the developer carrying member. A conductive member is disposed in the frame, a detecting unit detects AC current induced in the conductive member by applying the developing voltage to the developer carrying member, and a control portion controls the applying unit. The control portion controls the developing voltage in the image forming operation, based on the AC current which the detecting unit detects in a case where the voltage is applied by the applying unit.
    Type: Grant
    Filed: March 20, 2023
    Date of Patent: May 28, 2024
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Nobuyoshi Yoshida, Naoki Fukushima
  • Publication number: 20240170797
    Abstract: A wiring module to be attached to multiple power storage elements including electrodes includes an insulation protector made of synthetic resin having insulating properties, a busbar held by the insulation protector and connected to the electrode, a bolt including a shaft portion that extends through the busbar and a head portion that is at an end of the shaft portion, and a nut that is screwed onto the shaft portion of the bolt. The busbar includes an electrode connection portion that is connected to the electrode and extends in an extending direction and an insertion base portion that extends in a first direction crossing the extending direction and through which the shaft portion of the bolt extends. The insulation protector includes a holding portion that holds and positions the electrode connection portion and a receiving portion receiving the nut or the head portion therein.
    Type: Application
    Filed: March 29, 2022
    Publication date: May 23, 2024
    Applicants: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD., AESC JAPAN LTD.
    Inventors: Naoki FUKUSHIMA, Osamu NAKAYAMA, Katsushi MIYAZAKI
  • Patent number: 11947275
    Abstract: Provided is an electrophotographic apparatus including: an electrophotographic photosensitive member; a voltage application unit configured to cause discharge from an electroconductive member to the electrophotographic photosensitive member; a charge transfer amount detection unit configured to detect a charge transfer amount per unit time resulting from the discharge from the electroconductive member to the electrophotographic photosensitive member; and a charging potential control unit, wherein V1 and V2 defined by specific procedures for the electrophotographic photosensitive member satisfy a relationship represented by the following expression (E-4): 100V1<V2?V1 (E-4), and wherein the charging potential control unit is configured to control the charging potential of the electrophotographic photosensitive member at the time of image formation.
    Type: Grant
    Filed: February 14, 2023
    Date of Patent: April 2, 2024
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Shuhei Iwasaki, Kaname Watariguchi, Akihiro Maruyama, Kenichi Kaku, Michiyo Sekiya, Kohei Makisumi, Tatsuya Yamaai, Hideharu Shimozawa, Naoki Fukushima
  • Publication number: 20230288836
    Abstract: Provided is an electrophotographic apparatus including: an electrophotographic photosensitive member; a voltage application unit configured to cause discharge from an electroconductive member to the electrophotographic photosensitive member; a charge transfer amount detection unit configured to detect a charge transfer amount per unit time resulting from the discharge from the electroconductive member to the electrophotographic photosensitive member; and a charging potential control unit, wherein V1 and V2 defined by specific procedures for the electrophotographic photosensitive member satisfy a relationship represented by the following expression (E-4): 100V1<V2?V1 (E-4), and wherein the charging potential control unit is configured to control the charging potential of the electrophotographic photosensitive member at the time of image formation.
    Type: Application
    Filed: February 14, 2023
    Publication date: September 14, 2023
    Inventors: SHUHEI IWASAKI, KANAME WATARIGUCHI, AKIHIRO MARUYAMA, KENICHI KAKU, MICHIYO SEKIYA, KOHEI MAKISUMI, TATSUYA YAMAAI, HIDEHARU SHIMOZAWA, NAOKI FUKUSHIMA
  • Publication number: 20230282945
    Abstract: A battery wiring module is attached to a battery cell stack including a plurality of battery cells stacked and including electrode leads, to electrically connect the plurality of battery cells with each other. The battery wiring module includes: busbars having a plate shape; a flexible printed circuit board including board-side connection portions; and a protector holding the busbars and the flexible printed circuit board. The busbars include main bodies connected to the electrode leads, and busbar-side connection portions connected to the board-side connection portions. In the protector, the main bodies of the busbars, and the flexible printed circuit board are arranged perpendicularly to each other.
    Type: Application
    Filed: June 22, 2021
    Publication date: September 7, 2023
    Applicants: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Shuya IKEDA, Osamu NAKAYAMA, Naoki FUKUSHIMA, Katsushi MIYAZAKI, Mitsutoshi MORITA
  • Publication number: 20230275326
    Abstract: A wiring module is attached to an electricity storage element group including a plurality of electricity storage elements aligned. The wiring module includes: a plurality of busbars connected to electrodes of the plurality of electricity storage elements; and an insulating protector that is insulating, holds the plurality of busbars, and is attached to a case containing the electricity storage element group. The insulating protector has a positioning portion engaging with the case.
    Type: Application
    Filed: July 5, 2021
    Publication date: August 31, 2023
    Applicants: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD., ENVISION AESC JAPAN LTD.
    Inventors: Naoki FUKUSHIMA, Osamu NAKAYAMA, Katsushi MIYAZAKI, Mitsutoshi MORITA
  • Patent number: 11737735
    Abstract: A physiological information system includes a patient monitor configured to acquire a vital sign based on a vital sign signal of a subject, and an ultrasonic measuring apparatus configured to acquire ultrasonic images based on ultrasonic waves transmitted toward the subject and received from the subject. The patient monitor includes a storage device configured to store measured data of the vital signs in association with measurement dates and times, and to store the ultrasonic images in association with image capture timings, and a controller configured to display a screen on a display section based on data, including the measured data and the ultrasonic images, stored in the storage device.
    Type: Grant
    Filed: November 13, 2018
    Date of Patent: August 29, 2023
    Assignee: NIHON KOHDEN CORPORATION
    Inventors: Mitsuhiro Oura, Sou Kumagai, Wataru Matsuzawa, Nobuyuki Yasumaru, Kazuya Nagase, Hiroshi Torigai, Naoki Fukushima
  • Publication number: 20230261332
    Abstract: A wiring module is to be attached to a battery cell stacked body in which a plurality of battery cells having an electrode terminal and being elongated in a front-rear direction are arranged in a horizontal direction, and is electrically connected to the battery cells, the wiring module including: a bus bar that is connected to the electrode lead; an FPC that is connected to the bus bar and extends in the front-rear direction; and a protector that holds the bus bar and the FPC, wherein the FPC includes: a plurality of extension parts that extend in the front-rear direction; an intersection part that extends in the horizontal direction; and a bending part, the extension parts are respectively coupled to two end portions of the intersection part in the horizontal direction, one of the extension parts includes the bending part in the vicinity of the intersection part.
    Type: Application
    Filed: June 29, 2021
    Publication date: August 17, 2023
    Applicants: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Naoki FUKUSHIMA, Osamu NAKAYAMA, Katsushi MIYAZAKI, Mitsutoshi MORITA
  • Publication number: 20230261333
    Abstract: A wiring module is attached to a plurality of power storage elements, and includes: a flexible printed circuit board; and a protector holding the flexible printed circuit board, wherein the flexible printed circuit board includes a base film, a plurality of conduction paths that are disposed on a surface of the base film, and a connector that has an opposing surface opposing the surface of the base film and that is connected to the plurality of conduction paths, the plurality of conduction paths and electrode terminals of the plurality of power storage elements are electrically connected, the connector includes connection portions that are connected to the plurality of conduction paths, and at least some of the plurality of conduction paths are routed from the connection portions through a space between the surface of the base film and the opposing surface of the connector.
    Type: Application
    Filed: July 2, 2021
    Publication date: August 17, 2023
    Applicants: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Naoki FUKUSHIMA, Osamu NAKAYAMA, Katsushi MIYAZAKI, Mitsutoshi MORITA
  • Publication number: 20230236524
    Abstract: An image forming apparatus includes a developer bearing member, a supply member, first and second voltage application units, and a control unit. Assuming that a difference between a voltage to be applied to the developer bearing member by the first voltage application unit and a voltage to be applied to the supply member by the second voltage application unit in the image forming operation is defined as a first supply contrast, and a difference between the voltage to be applied to the developer bearing member by the first voltage application unit and the voltage to be applied to the supply member by the second voltage application unit in the preliminary rotation operation is defined as a second supply contrast, the control unit controls the second supply contrast to be less than the first supply contrast or to have polarity reversed from polarity of the first supply contrast.
    Type: Application
    Filed: March 30, 2023
    Publication date: July 27, 2023
    Inventors: Yusuke Shimizu, Tomoo Akizuki, Naoki Fukushima
  • Publication number: 20230229096
    Abstract: An image forming apparatus that is capable of executing image forming operation includes an image bearing member; a developer carrying member that faces the image bearing member in a state of keeping a predetermined gap therefrom, and develops a latent image on the image bearing member using developer; a frame that supports the developer carrying member; applying units that applies developing voltage, in which DC voltage and AC voltage are superimposed, to the developer carrying member; a conductive member that is disposed in the frame; a detecting unit that detects AC current induced in the conductive member by applying the developing voltage to the developer carrying member; and a control portion that controls the applying units. The control portion controls the developing voltage in the image forming operation, based on the AC current which the detecting unit detects in a case where the voltage is applied by the applying units.
    Type: Application
    Filed: March 20, 2023
    Publication date: July 20, 2023
    Inventors: Nobuyoshi Yoshida, Naoki Fukushima
  • Publication number: 20230231259
    Abstract: A battery wiring module is to be attached to multiple battery cells being long in a front-rear direction and including electrode leads at front ends and rear ends of the multiple battery cells to electrically connect the multiple battery cells. The battery wiring module includes a first busbar module to be attached to a front section of the multiple battery cells and a second busbar module that is a separate component from the first busbar module and to be attached to a rear section of the multiple battery cells. The first busbar module includes first busbars that are to be connected to the electrode leads protruding frontward from the multiple battery cells, a first flexible printed circuit board that is to be connected to the first busbars, and a first protector that holds the first busbars and the first flexible printed circuit board.
    Type: Application
    Filed: June 22, 2021
    Publication date: July 20, 2023
    Applicants: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Kotaro TAKADA, Osamu NAKAYAMA, Naoki FUKUSHIMA, Shuya IKEDA
  • Patent number: 11640123
    Abstract: An image forming apparatus includes a developer bearing member, a supply member, first and second voltage application units, and a control unit. Assuming that a difference between a voltage to be applied to the developer bearing member by the first voltage application unit and a voltage to be applied to the supply member by the second voltage application unit in the image forming operation is defined as a first supply contrast, and a difference between the voltage to be applied to the developer bearing member by the first voltage application unit and the voltage to be applied to the supply member by the second voltage application unit in the preliminary rotation operation is defined as a second supply contrast, the control unit controls the second supply contrast to be less than the first supply contrast or to have polarity reversed from polarity of the first supply contrast.
    Type: Grant
    Filed: April 18, 2022
    Date of Patent: May 2, 2023
    Assignee: Canon Kabushiki Kaisha
    Inventors: Yusuke Shimizu, Tomoo Akizuki, Naoki Fukushima
  • Patent number: 11513449
    Abstract: An image forming apparatus detects a first current value and a second current value of currents flowing between an image bearing member and a developer carrying member. When a difference between the detected first current value and the detected second current value exceeds a threshold in a state in which the image bearing member and the developer carrying member are rotated and a first developing voltage is applied to the developer carrying member, a controller controls AC voltage applied to the developer carrying member.
    Type: Grant
    Filed: November 19, 2020
    Date of Patent: November 29, 2022
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Naoki Fukushima, Nobuyoshi Yoshida, Issei Imamura, Shunsuke Matsushita, Yosuke Kishi
  • Publication number: 20220342339
    Abstract: An image forming apparatus includes a developer bearing member, a supply member, first and second voltage application units, and a control unit. Assuming that a difference between a voltage to be applied to the developer bearing member by the first voltage application unit and a voltage to be applied to the supply member by the second voltage application unit in the image forming operation is defined as a first supply contrast, and a difference between the voltage to be applied to the developer bearing member by the first voltage application unit and the voltage to be applied to the supply member by the second voltage application unit in the preliminary rotation operation is defined as a second supply contrast, the control unit controls the second supply contrast to be less than the first supply contrast or to have polarity reversed from polarity of the first supply contrast.
    Type: Application
    Filed: April 18, 2022
    Publication date: October 27, 2022
    Inventors: Yusuke Shimizu, Tomoo Akizuki, Naoki Fukushima
  • Patent number: 11464496
    Abstract: A patient monitor that acquires and displays first vital sign information and second vital sign information of a subject includes an event detection unit that is configured to detect an activation start event for starting an activation process of biological information processing software which performs a process pertaining to the second vital sign information and an activating event for activating the biological information processing software and a software control unit that causes the biological information processing software to be in a standby state, in which a part of the activation process of the biological information processing software has been performed, when the activation start event is detected by the event detection unit, and causes the biological information processing software to be in an active state from the standby state when the activating event is detected by the event detection unit.
    Type: Grant
    Filed: December 6, 2016
    Date of Patent: October 11, 2022
    Assignee: NIHON KOHDEN CORPORATION
    Inventors: Mitsuhiro Oura, Sou Kumagai, Wataru Matsuzawa, Nobuyuki Yasumaru, Kazuya Nagase, Hiroshi Torigai, Naoki Fukushima
  • Publication number: 20220263202
    Abstract: A connection module according to the present disclosure is a connection module 20 attached to a power storage element group 90 in which a plurality of power storage elements 91, each having an electrode terminal 93, are arranged, and includes a connection member, an insulation protector 50, a wire, and a terminal. The connection member is connected to the electrode terminals 93. The insulation protector 50 is assembled with the power storage element group 90 in a state where the connection member and the wire are accommodated therein. The terminal is capable of being connected to the connection member in a state in which the terminal is connected to an end of the wire. The insulation protector 50 includes a terminal holding part 80. The terminal holding part 80 removably holds the terminal in a state before the terminal is connected to the connection member.
    Type: Application
    Filed: June 18, 2020
    Publication date: August 18, 2022
    Applicants: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Naoki FUKUSHIMA, Osamu NAKAYAMA, Katsushi MIYAZAKI, Tetsuya FUJITA
  • Publication number: 20220117581
    Abstract: A patient monitor and physiological information measurement system are provided. The patient monitor for acquiring vital signals that are based on vital signs of a subject, and an ultrasonic image that is based on an ultrasonic wave which is transmitted to and received from the subject configured to be connectable to a plurality of displays, and includes a display controller that is configured to control the plurality of displays to display information including the vital signs in at least one of the displays.
    Type: Application
    Filed: January 8, 2020
    Publication date: April 21, 2022
    Inventors: Mitsuhiro OURA, Sou KUMAGAI, Wataru MATSUZAWA, Nobuyuki YASUMARU, Kazuya NAGASE, Hiroshi TORIGAI, Naoki FUKUSHIMA
  • Patent number: 11275321
    Abstract: An image forming apparatus includes a rotatable image bearing member, a charging member, a charging voltage applying portion, a developer carrying member, a developing voltage applying portion, a detecting portion, and a controller. In a state in which the charging voltage is applied to the charging member, the controller controls the detecting portion so as to detect whether or not a change amount between a current value detected by the detecting portion when the surface of the image bearing member opposing the developer carrying member before application of the developing voltage passes through an opposing portion where the charging member and the image bearing member are opposed to each other and a current value detected by the detecting portion when the surface of the image bearing member opposing the developer carrying member after the application of the developing voltage passes through the opposing portion is a threshold or more.
    Type: Grant
    Filed: March 2, 2021
    Date of Patent: March 15, 2022
    Assignee: Canon Kabushiki Kaisha
    Inventors: Naoki Fukushima, Shunsuke Matsushita
  • Patent number: 11204619
    Abstract: A patient monitor that acquires a vital sign through a measurement sensor, and that is to be connected to an external measurement apparatus for measuring another vital sign, includes a master clock that is disposed in the patient monitor, and that manages common time information, a first operating system that manages first time information, and a second operating system that manages second time information, and that transmits and receives data to and from the external measurement apparatus. When a predetermined event occurs, the first operating system reads the common time information from the master clock, and updates the first time information. When the predetermined event occurs, the second operating system reads the common time information from the master clock, updates the second time information, and notifies the external measurement apparatus of the updated second time information or the common time information.
    Type: Grant
    Filed: December 27, 2016
    Date of Patent: December 21, 2021
    Assignee: NIHON KOHDEN CORPORATION
    Inventors: Mitsuhiro Oura, Sou Kumagai, Wataru Matuzawa, Nobuyuki Yasumaru, Kazuya Nagase, Hiroshi Torigai, Naoki Fukushima