Patents by Inventor Takehiko Nakajima

Takehiko Nakajima 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: 11027709
    Abstract: A bicycle operating device comprises a base member, a brake operating member, an electrical switch, and a wireless communication unit. The brake operating member is movably coupled to the base member. The electrical switch is to provide an electric signal. The electrical switch is disposed at one of the base member and the brake operating member. The wireless communication unit is connected to the electrical switch to transmit a wireless signal based on the electric signal. The wireless communication unit is disposed at the other of the base member and the brake operating member.
    Type: Grant
    Filed: April 21, 2016
    Date of Patent: June 8, 2021
    Assignee: SHIMANO INC.
    Inventors: Atsushi Komatsu, Takafumi Nishino, Takehiko Nakajima
  • Patent number: 10967933
    Abstract: A bicycle operating device comprises a base member, an operating member, a hydraulic unit, an electrical switch, a wireless communicator, and a power supply. The base member includes a first end and a second end opposite to the first end. The operating member is pivotally coupled to the base member about a first pivot axis. At least part of the hydraulic unit is disposed closer to the second end than the first pivot axis when viewed from a first direction parallel to the first pivot axis. The power supply is electrically connected to the wireless communicator to supply electrical power to the wireless communicator. At least one of the wireless communicator and the power supply is at least partly disposed closer to the first end than the first pivot axis when viewed from the first direction.
    Type: Grant
    Filed: October 22, 2019
    Date of Patent: April 6, 2021
    Assignee: SHIMANO INC.
    Inventors: Atsushi Komatsu, Takafumi Nishino, Takehiko Nakajima
  • Patent number: 10967935
    Abstract: A creation device includes an acquisition part that acquires input information concerning traveling of a human-powered vehicle; and a creation part that creates different learning models that each produce output information concerning control of a component of the human-powered vehicle based on input information acquired by the acquisition part.
    Type: Grant
    Filed: June 26, 2019
    Date of Patent: April 6, 2021
    Assignee: Shimano Inc.
    Inventors: Hayato Shimazu, Hitoshi Takayama, Satoshi Shahana, Takafumi Nishino, Takehiko Nakajima
  • Patent number: 10927952
    Abstract: A shifting controller controls a shifting device of a human-powered vehicle and includes a data acquisition interface, a data storage device, and a control unit. The data acquisition interface is configured to acquire a first reference value of a first variable in relation to the human-powered vehicle. The data storage device has stored therein a shifting condition specified by at least one of a direction of change, an amount of change, and a rate of change that are information on a change in the first variable. The control unit includes a processor that is configured to control the shifting device based on a change in the first reference value and the shifting condition.
    Type: Grant
    Filed: March 5, 2019
    Date of Patent: February 23, 2021
    Assignee: Shimano Inc.
    Inventors: Satoshi Shahana, Takehiko Nakajima
  • Patent number: 10919339
    Abstract: A bicycle hub assembly comprises a hub axle, a hub body, a sprocket support structure, and a brake-rotor support structure. The sprocket support structure includes a first torque-transmitting profile and a first externally-threaded portion. The first torque-transmitting profile is configured to transmit a rotational force between the sprocket support structure and a bicycle sprocket assembly. The first externally-threaded portion is configured to threadedly engage with a first internally-threaded portion of a first lock member. The brake-rotor support structure includes a radially external surface, a radially internal surface, and a second torque-transmitting profile configured to transmit a rotational force between the brake-rotor support structure and a brake rotor. The second torque-transmitting profile is provided on the radially external surface.
    Type: Grant
    Filed: August 25, 2017
    Date of Patent: February 16, 2021
    Assignee: SHIMANO INC.
    Inventors: Koji Yuasa, Takafumi Nishino, Takehiko Nakajima
  • Patent number: 10913508
    Abstract: A bicycle operation device is provided that allows for easy operation of operation units. The bicycle operation device includes a clamp, a first operation unit and a second operation unit. The clamp is attachable to a handlebar of a bicycle. The first operation unit including an operation lever, and is coupled to the clamp. The second operation unit includes an electric switch and is attached to the clamp.
    Type: Grant
    Filed: September 15, 2017
    Date of Patent: February 9, 2021
    Assignee: Shimano Inc.
    Inventors: Atsushi Komatsu, Takehiko Nakajima, Takafumi Nishino
  • Publication number: 20210031871
    Abstract: An operating device for a human-powered vehicle comprises a base member, an informing unit, and an operating member. The base member is configured to be mounted to a handlebar. The informing unit is configured to inform a user of first information relating to an assist driving unit configured to assist a human power. The operating member is movably coupled to the base member to control a component different from the assist driving unit.
    Type: Application
    Filed: July 29, 2019
    Publication date: February 4, 2021
    Applicant: SHIMANO INC.
    Inventors: Toshio TETSUKA, Eiji MISHIMA, Takehiko NAKAJIMA
  • Publication number: 20210031881
    Abstract: An operating system for a human-powered vehicle comprises a first operating device, a second operating device, a first user interface, and a second user interface. The first operating device comprises a first base member and a first operating member. The second operating device comprises a second base member and a second operating member. The first user interface is configured to receive a first user input and mounted to the first operating device. The second user interface is configured to receive a second user input and mounted to the second operating device. At least one of the first user interface and the second user interface is configured to be operated to control an assist driving unit configured to assist a human power.
    Type: Application
    Filed: July 29, 2019
    Publication date: February 4, 2021
    Applicant: SHIMANO INC.
    Inventors: Toshio TETSUKA, Taihei NISHIHARA, Eiji MISHIMA, Takuma SAKAI, Takafumi NISHINO, Takehiko NAKAJIMA
  • Publication number: 20210031870
    Abstract: An operating device for a human-powered vehicle comprises a base member, an operating member, and an assist operating interface. The base member includes a coupling end, a free end, and a grip portion. The coupling end is configured to be coupled to a handlebar. The free end is opposite to the coupling end. The grip portion is provided between the coupling end and the free end. The operating member is pivotally coupled to the base member about a pivot axis. The assist operating interface is configured to receive a first user input indicating that an assist driving unit generates a temporary assist driving force for a limited period corresponding to an operation of the first user input.
    Type: Application
    Filed: July 29, 2019
    Publication date: February 4, 2021
    Applicant: SHIMANO INC.
    Inventors: Toshio TETSUKA, Takafumi NISHINO, Takehiko NAKAJIMA
  • Publication number: 20210025488
    Abstract: A shifting controller controls a shifting device of a human-powered vehicle and includes a data acquisition interface, a data storage device, and a control unit. The data acquisition interface is configured to acquire a first reference value of a first variable in relation to the human-powered vehicle. The data storage device has stored therein a shifting condition specified by at least one of a direction of change, an amount of change, and a ratio of change that are information on a change in the first variable. The control unit includes a processor that is configured to control the shifting device based on a change in the first reference value and the shifting condition.
    Type: Application
    Filed: March 5, 2019
    Publication date: January 28, 2021
    Inventors: Satoshi SHAHANA, Takehiko NAKAJIMA, Hitoshi TAKAYAMA
  • Publication number: 20200407015
    Abstract: To provide a human-powered vehicle control device configured to perform shifting in accordance with situations, a control device is configured to control a transmission of a human-powered vehicle. The control device comprises an electronic controller configured to control the transmission. The electronic controller includes at least one shifting condition for actuating the transmission to shift a transmission ratio. The electronic controller holds the shifting condition that is related with riding-related information of the human-powered vehicle in a case where the human-powered vehicle is in a riding convergence state.
    Type: Application
    Filed: June 15, 2020
    Publication date: December 31, 2020
    Inventors: Satoshi SHAHANA, Mitsuhiko KAWASAKI, Takehiko NAKAJIMA
  • Patent number: 10858063
    Abstract: A bicycle operating device comprises a base member, a brake operating member, an additional operating member, an electrical switch, and a wireless communication unit. The brake operating member is movably coupled to the base member. The additional operating member is movably coupled to the brake operating member. The electrical switch is to provide an electric signal in response to a movement of the additional operating member. The electrical switch is disposed at the brake operating member. The wireless communication unit is connected to the electrical switch to transmit a wireless signal based on the electric signal. The wireless communication unit is disposed at the additional operating member.
    Type: Grant
    Filed: April 21, 2016
    Date of Patent: December 8, 2020
    Assignee: SHIMANO INC.
    Inventors: Atsushi Komatsu, Takehiko Nakajima, Takafumi Nishino
  • Patent number: 10843763
    Abstract: A bicycle operating device comprises a base member, a brake operating lever, an additional operating lever, an electrical switch, and a wireless communication unit. The brake operating lever is pivotally coupled to the base member in a first direction. The additional operating lever is pivotally coupled to one of the base member and the brake operating lever in a second direction and in a third direction different from the first direction and the second direction. The electrical switch is to provide an electric signal in response to a movement of the additional operating lever in the third direction. The electrical switch is disposed at the base member. The wireless communication unit is connected to the electrical switch to transmit a wireless signal based on the electric signal.
    Type: Grant
    Filed: April 21, 2016
    Date of Patent: November 24, 2020
    Assignee: SHIMANO INC.
    Inventors: Atsushi Komatsu, Takafumi Nishino, Takehiko Nakajima
  • Publication number: 20200346710
    Abstract: A bicycle operating device comprises a base member, a brake operating member, an additional operating member, an electrical switch, and a wireless communication unit. The brake operating member is movably coupled to the base member. The additional operating member is movably coupled to the brake operating member. The electrical switch is to provide an electric signal in response to a movement of the additional operating member. The electrical switch is disposed at the additional operating member. The wireless communication unit is connected to the electrical switch to transmit a wireless signal based on the electric signal. The wireless communication unit is disposed at one of the base member and the brake operating member.
    Type: Application
    Filed: July 22, 2020
    Publication date: November 5, 2020
    Applicant: SHIMANO INC.
    Inventors: Atsushi KOMATSU, Takehiko NAKAJIMA, Takafumi NISHINO
  • Patent number: 10759489
    Abstract: A bicycle operating device comprises a base member, a brake operating member, an additional operating member, an electrical switch, and a wireless communication unit. The brake operating member is movably coupled to the base member. The additional operating member is movably coupled to the brake operating member. The electrical switch is to provide an electric signal in response to a movement of the additional operating member. The electrical switch is disposed at the additional operating member. The wireless communication unit is connected to the electrical switch to transmit a wireless signal based on the electric signal. The wireless communication unit is disposed at one of the base member and the brake operating member.
    Type: Grant
    Filed: April 21, 2016
    Date of Patent: September 1, 2020
    Assignee: SHIMANO INC.
    Inventors: Atsushi Komatsu, Takehiko Nakajima, Takafumi Nishino
  • Patent number: 10696354
    Abstract: A bicycle operating device comprises a base member including a first end to be mounted to a bicycle handlebar and a second end opposite to the first end. A hydraulic unit is operatively coupled to an operating member to operate a bicycle component in response to an operation of the operating member. An electrical switch is to be activated by an input operation from a user. A wireless communicator is electrically connected to the electrical switch to wirelessly transmit a signal to an additional component in response to the input operation. A power supply is electrically connected to the wireless communicator to supply electrical power to the wireless communicator. At least part of the hydraulic unit is disposed closer to the free end of the operating member than at least one of the wireless communicator and the power supply when viewed from the first direction.
    Type: Grant
    Filed: August 1, 2019
    Date of Patent: June 30, 2020
    Assignee: SHIMANO INC.
    Inventors: Atsushi Komatsu, Takafumi Nishino, Takehiko Nakajima
  • Publication number: 20200130778
    Abstract: A control system includes a detection device and an electronic controller. The detection device is configured to detect passenger information related to at least one passenger of a human-powered vehicle driven by a driver of the human-powered vehicle in which the at least one passenger is different from the driver. The electronic controller is configured to control at least one component of the human-powered vehicle in accordance with the passenger information.
    Type: Application
    Filed: October 24, 2019
    Publication date: April 30, 2020
    Inventors: Satoshi SHAHANA, Noriko MASUTA, Azusa YAMAZAKI, Megumi NAKABO, Takehiko NAKAJIMA, Fumihide NUMATA, Hiroshi FUJITA, Kenji GOTO
  • Publication number: 20200130777
    Abstract: A control system is provided to improve riding comfort of a human-powered vehicle. The control system includes an electronic controller and a receiver. The electronic controller is configured to control a first electric component of a first human-powered vehicle. The receiver is configured to receive first reference information related to a vehicle that differs from the first human-powered vehicle. The electronic controller is configured to control the first electric component based on the first reference information.
    Type: Application
    Filed: October 23, 2019
    Publication date: April 30, 2020
    Inventors: Azusa YAMAZAKI, Satoshi SHAHANA, Kazutaka NIKI, Takehiko NAKAJIMA
  • Patent number: 10604206
    Abstract: A bicycle operating device comprises a base member, a brake operating member, an additional operating member, an electrical switch, and a wireless communication unit. The brake operating member is movably coupled to the base member. The additional operating member is movably coupled to the base member. The electrical switch is to provide an electric signal in response to a movement of the additional operating member. The electrical switch is disposed at the brake operating member. The wireless communication unit is connected to the electrical switch to transmit a wireless signal based on the electric signal.
    Type: Grant
    Filed: April 21, 2016
    Date of Patent: March 31, 2020
    Assignee: SHIMANO INC.
    Inventors: Atsushi Komatsu, Takehiko Nakajima, Takafumi Nishino
  • Publication number: 20200079466
    Abstract: A bicycle operating device comprises a base member, an operating member, a wireless communicator, and a power supply. The base member includes a first end to be mounted to a bicycle handlebar and a second end opposite to the first end. The operating member is pivotally coupled to the base member about a first pivot axis. The electrical switch is to be activated by an input operation from a user. The wireless communicator is electrically connected to the electrical switch to wirelessly transmit a signal to an additional component in response to the input operation. The power supply is electrically connected to the wireless communicator to supply electrical power to the wireless communicator. The wireless communicator and the power supply are at least partially overlap with each other when viewed from a direction perpendicular to the first pivot axis.
    Type: Application
    Filed: November 14, 2019
    Publication date: March 12, 2020
    Applicant: SHIMANO INC.
    Inventors: Atsushi KOMATSU, Takafumi NISHINO, Takehiko NAKAJIMA