Patents by Inventor Takuro JINBU

Takuro JINBU 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: 10589819
    Abstract: A bicycle operating device comprises a base member, an operating member, and a hydraulic unit. The base member comprises a first end portion, a second end portion, and a gripping portion. The gripping portion is provided between the first end portion and the second end portion. The operating member is movably mounted to the base member from a rest position toward an operated position. The hydraulic unit is provided at one of the base member and the operating member. The hydraulic unit comprises a hydraulic cylinder and a piston. The hydraulic cylinder includes a cylinder bore. The piston is arranged in the cylinder bore. The piston is configured to be pulled from an initial position to an actuated position in response to a movement of the operating member from the rest position toward the operated position to supply a hydraulic pressure toward at least one bicycle component.
    Type: Grant
    Filed: June 24, 2016
    Date of Patent: March 17, 2020
    Assignee: SHIMANO INC.
    Inventors: Yasuyuki Komada, Takuro Jinbu, Tatsuya Matsushita
  • Patent number: 9650105
    Abstract: A bicycle operating device comprises a hydraulic unit and a changing unit. The hydraulic unit includes a hydraulic cylinder, a piston, and a reservoir. The hydraulic cylinder includes a cylinder bore. The piston is movably provided in the cylinder bore. The reservoir includes a reserve chamber and a connecting hole. The connecting hole is configured to connect the cylinder bore to the reserve chamber. The changing unit is separately provided from the piston and configured to change a communication state defined between the cylinder bore and the reserve chamber via the connecting hole.
    Type: Grant
    Filed: May 27, 2015
    Date of Patent: May 16, 2017
    Assignee: SHIMANO INC.
    Inventors: Etsuyoshi Watarai, Yasuyuki Komada, Takuro Jinbu, Tatsuya Matsushita
  • Publication number: 20170088234
    Abstract: A bicycle operating device comprises a base member, an operating member, and a hydraulic unit. The base member comprises a first end portion, a second end portion, and a gripping portion. The gripping portion is provided between the first end portion and the second end portion. The operating member is movably mounted to the base member from a rest position toward an operated position. The hydraulic unit is provided at one of the base member and the operating member. The hydraulic unit comprises a hydraulic cylinder and a piston. The hydraulic cylinder includes a cylinder bore. The piston is arranged in the cylinder bore. The piston is configured to be pulled from an initial position to an actuated position in response to a movement of the operating member from the rest position toward the operated position to supply a hydraulic pressure toward at least one bicycle component.
    Type: Application
    Filed: June 24, 2016
    Publication date: March 30, 2017
    Applicant: SHIMANO INC.
    Inventors: Yasuyuki KOMADA, Takuro JINBU, Tatsuya MATSUSHITA
  • Publication number: 20160347403
    Abstract: A bicycle operating device comprises a hydraulic unit and a changing unit. The hydraulic unit includes a hydraulic cylinder, a piston, and a reservoir. The hydraulic cylinder includes a cylinder bore. The piston is movably provided in the cylinder bore. The reservoir includes a reserve chamber and a connecting hole. The connecting hole is configured to connect the cylinder bore to the reserve chamber. The changing unit is separately provided from the piston and configured to change a communication state defined between the cylinder bore and the reserve chamber via the connecting hole.
    Type: Application
    Filed: May 27, 2015
    Publication date: December 1, 2016
    Applicant: SHIMANO INC.
    Inventors: Etsuyoshi WATARAI, Yasuyuki KOMADA, Takuro JINBU, Tatsuya MATSUSHITA
  • Patent number: 9302735
    Abstract: A bicycle power source holder is provided that basically has a holder main body part and a frame attaching part. The holder main body part is configured to retain a power source. The frame attaching part is configured to movably mount the holder main body part to a bicycle frame so that the holder main body part is movably mounted in a lateral direction of a bicycle.
    Type: Grant
    Filed: January 7, 2015
    Date of Patent: April 5, 2016
    Assignee: Shimano Inc.
    Inventors: Kensuke Tagaya, Takuro Jinbu, Satoshi Fujii, Nobukatsu Hara
  • Publication number: 20150210351
    Abstract: A bicycle power source holder is provided that basically has a holder main body part and a frame attaching part. The holder main body part is configured to retain a power source. The frame attaching part is configured to movably mount the holder main body part to a bicycle frame so that the holder main body part is movably mounted in a lateral direction of a bicycle.
    Type: Application
    Filed: January 7, 2015
    Publication date: July 30, 2015
    Inventors: Kensuke TAGAYA, Takuro JINBU, Satoshi FUJII, Nobukatsu HARA
  • Patent number: 8931365
    Abstract: A bicycle control device that includes a bracket configured to be mounted to a handlebar, a first lever pivotally mounted to the bracket and defining a first pivot axis, a second lever that includes a first user contact part pivotally mounted to the first lever that pivots about a second axis, and a first electrical switch mounted to one of the first lever and the second lever. The first electrical switch is operated in response to pivotal movement of the second lever about the second axis. The first pivot axis is positioned between the second pivot axis and the first user contact part.
    Type: Grant
    Filed: January 31, 2012
    Date of Patent: January 13, 2015
    Assignee: Shimano Inc.
    Inventors: Kazuhiro Fujii, Akinobu Uno, Takuro Jinbu
  • Publication number: 20130192407
    Abstract: A bicycle control device that includes a bracket configured to be mounted to a handlebar, a first lever pivotally mounted to the bracket and defining a first pivot axis, a second lever that includes a first user contact part pivotally mounted to the first lever that pivots about a second axis, and a first electrical switch mounted to one of the first lever and the second lever. The first electrical switch is operated in response to pivotal movement of the second lever about the second axis. The first pivot axis is positioned between the second pivot axis and the first user contact part.
    Type: Application
    Filed: January 31, 2012
    Publication date: August 1, 2013
    Applicant: SHIMANO INC.
    Inventors: Kazuhiro FUJII, Akinobu UNO, Takuro JINBU
  • Patent number: RE47492
    Abstract: A bicycle control device that includes a bracket configured to be mounted to a handlebar, a first lever pivotally mounted to the bracket and defining a first pivot axis, a second lever that includes a first user contact part pivotally mounted to the first lever that pivots about a second axis, and a first electrical switch mounted to one of the first lever and the second lever. The first electrical switch is operated in response to pivotal movement of the second lever about the second axis. The first pivot axis is positioned between the second pivot axis and the first user contact part.
    Type: Grant
    Filed: December 28, 2016
    Date of Patent: July 9, 2019
    Assignee: SHIMANO INC.
    Inventors: Kazuhiro Fujii, Akinobu Uno, Takuro Jinbu