Patents by Inventor Takuji Masui

Takuji Masui 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: 6388871
    Abstract: A bicycle computer includes a base member structured to mount to a structural member of a bicycle. A cover having an inner surface is swingably coupled to the base so that the inner surface may be moved from a closed position where the inner surface faces the base member to an open position where the inner surface may be viewed or accessed by a user.
    Type: Grant
    Filed: November 23, 1999
    Date of Patent: May 14, 2002
    Inventor: Takuji Masui
  • Publication number: 20010039850
    Abstract: A device for mounting a bicycle display to a steering member of a bicycle includes a mounting arch; a display coupler disposed on the mounting arch; a first mounting section disposed at a first end of the mounting arch and having a first mounting surface; wherein the first mounting section includes a first mounting opening extending completely through the first mounting section and intersecting the first mounting surface for receiving a first fastener therethrough; and a second mounting section disposed at a second end of the mounting arch and having a second mounting surface that does not face the first mounting surface.
    Type: Application
    Filed: July 2, 2001
    Publication date: November 15, 2001
    Inventors: Takuji Masui, Shigekatsu Okada
  • Patent number: 6305241
    Abstract: A device for mounting a bicycle display to a steering member of a bicycle includes a mounting arch; a display coupler disposed on the mounting arch; a first mounting section disposed at a first end of the mounting arch and having a first mounting surface; wherein the first mounting section includes a first mounting opening extending completely through the first mounting section and intersecting the first mounting surface for receiving a first fastener therethrough; and a second mounting section disposed at a second end of the mounting arch and having a second mounting surface that does not face the first mounting surface.
    Type: Grant
    Filed: June 28, 1999
    Date of Patent: October 23, 2001
    Assignee: Shimano, Inc.
    Inventors: Takuji Masui, Shigekatsu Okada
  • Patent number: 6227068
    Abstract: A bicycle control device includes a base member adapted to be mounted to a structural member of a bicycle, a dial rotatably mounted to the base member, a detent mechanism operatively associated with the dial for providing a detenting force to the dial at a plurality of rotational positions of the dial, and a first electrical contact member operated by the dial for selectively electrically communicating with a second electrical contact member when the dial is positioned at each of the plurality of rotational positions. A button and/or display may be disposed in proximity to the dial to allow the rider to control the bicycle transmission and to view the status of the selected gears, respectively.
    Type: Grant
    Filed: December 16, 1997
    Date of Patent: May 8, 2001
    Assignee: Shimano, Inc.
    Inventors: Takuji Masui, Takeo Abe
  • Patent number: 6069788
    Abstract: A bicycle computer includes a base member structured to mount to a structural member of a bicycle. A cover having an inner surface is swingably coupled to the base so that the inner surface may be moved from a closed position where the inner surface faces the base member to an open position where the inner surface may be viewed or accessed by a user.
    Type: Grant
    Filed: June 28, 1997
    Date of Patent: May 30, 2000
    Assignee: Shimano, Inc.
    Inventor: Takuji Masui
  • Patent number: 6030052
    Abstract: A bicycle hub includes an annular hub shell; a first flange; a second flange; and a fixing mechanism formed separately from the hub shell, the first flange and the second flange for axially fixing the first flange and the second flange to the hub shell. Either of the flanges may be installed and removed from the hub shell as desired.
    Type: Grant
    Filed: December 24, 1997
    Date of Patent: February 29, 2000
    Assignee: Shimano, Inc.
    Inventors: Etsuyoshi Watarai, Takuji Masui
  • Patent number: 5730030
    Abstract: An apparatus for operating a bicycle transmission shifting device having an operating component for mounting to a bicycle in close proximity to a brake operating unit for alternately pulling and releasing a transmission element, a first lever is mounted to the operating component for movement which causes the operating component to pull the transmission element, and a second lever is mounted to the operating component for movement which causes the operating component to release the transmission element. The first lever and the second lever are mounted to the operating component so that the brake operating unit is disposed between the first lever and the second lever when the shifting device is mounted to the bicycle.
    Type: Grant
    Filed: January 19, 1996
    Date of Patent: March 24, 1998
    Assignee: Shimano, Inc.
    Inventor: Takuji Masui
  • Patent number: D442228
    Type: Grant
    Filed: September 7, 2000
    Date of Patent: May 15, 2001
    Assignee: Shimano Inc.
    Inventor: Takuji Masui
  • Patent number: D446169
    Type: Grant
    Filed: September 7, 2000
    Date of Patent: August 7, 2001
    Assignee: Shimano Inc.
    Inventor: Takuji Masui
  • Patent number: D392233
    Type: Grant
    Filed: February 5, 1996
    Date of Patent: March 17, 1998
    Assignee: Shimano, Inc.
    Inventor: Takuji Masui