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: 7490965
    Abstract: A bicycle lighting apparatus comprises a lighting case structured to be mounted to the bicycle and a lighting element supported by the lighting case. A lighting case mounting unit is disposed on the lighting case and is structured to detachably mount a separate display unit to the lighting case.
    Type: Grant
    Filed: February 2, 2005
    Date of Patent: February 17, 2009
    Assignee: Shimano, Inc.
    Inventors: Shigekatsu Okada, Takuji Masui
  • Patent number: 7073807
    Abstract: A suspension fork assembly is mounted to the front part of a bicycle frame and includes a fork column, a fork shoulder unit, a pair of suspension assemblies, a connector and a lamp mounting unit. The fork column is rotatably mounted to the front part of the frame. The fork shoulder unit is secured at the center thereof to the bottom end of the fork column and extends laterally there from in either direction. Each suspension assembly is secured to a respective end of the fork shoulder unit. The shaft of the front wheel is mounted to the bottom ends of the suspension assemblies. The connector has an arch-like configuration and connects and reinforces the suspension assemblies while avoiding contact with the front wheel. The lamp mounting unit is disposed on a top surface of the connector and a front lamp can be mounted thereto.
    Type: Grant
    Filed: July 7, 2005
    Date of Patent: July 11, 2006
    Assignee: Shimano Inc.
    Inventor: Takuji Masui
  • Publication number: 20060110212
    Abstract: An adjustable vehicle parking stand is described. The parking stand includes first and second members. The first member has a first member axis defining an axial direction. The first member also a first engagement edge with a slope in the axial direction. The second member is rotatable about the first member axis and has a second engagement edge with a slope in-the axial direction. The second engagement edge abuttingly engages the first engagement edge.
    Type: Application
    Filed: November 11, 2004
    Publication date: May 25, 2006
    Applicant: Shimano Inc.
    Inventors: Takuji Masui, Shun Hayakawa
  • Publication number: 20060103107
    Abstract: A suspension fork assembly is mounted to the front part of a bicycle frame and includes a fork column, a fork shoulder unit, a pair of suspension assemblies, a connector and a lamp mounting unit. The fork column is rotatably mounted to the front part of the frame. The fork shoulder unit is secured at the center thereof to the bottom end of the fork column and extends laterally there from in either direction. Each suspension assembly is secured to a respective end of the fork shoulder unit. The shaft of the front wheel is mounted to the bottom ends of the suspension assemblies. The connector has an arch-like configuration and connects and reinforces the suspension assemblies while avoiding contact with the front wheel. The lamp mounting unit is disposed on a top surface of the connector and a front lamp can be mounted thereto.
    Type: Application
    Filed: July 7, 2005
    Publication date: May 18, 2006
    Applicant: Shimano Inc.
    Inventor: Takuji Masui
  • Publication number: 20050180150
    Abstract: A bicycle lighting apparatus comprises a lighting case structured to be mounted to the bicycle and a lighting element supported by the lighting case. A lighting case mounting unit is disposed on the lighting case and is structured to detachably mount a separate display unit to the lighting case.
    Type: Application
    Filed: February 2, 2005
    Publication date: August 18, 2005
    Applicant: SHIMANO, INC.
    Inventors: Shigekatsu Okada, Takuji Masui
  • Publication number: 20040168538
    Abstract: A twist-grip for controlling the operation of a bicycle transmission comprises a rotatable member structured to be mounted coaxially around an axis of a bicycle handlebar so that the rotatable member can rotate relative to the handlebar; a grip disposed on the rotatable member so that the rotatable member can be rotated by manipulating the grip; an index finger portion adapted to receive an index finger of a rider; a middle finger portion adapted to receive a middle finger of the rider; and an intermediate portion disposed between the index finger portion and middle finger portion. The intermediate portion has a wave-shaped portion so that the waved-shaped portion can be located between the index and middle fingers of the rider. If desired, the middle finger portion may have an outer diameter less than an outer diameter of the index finger portion.
    Type: Application
    Filed: February 28, 2003
    Publication date: September 2, 2004
    Applicant: Shimano, Inc.
    Inventor: Takuji Masui
  • Patent number: 6659489
    Abstract: A bicycle fork/hub cover assembly overlies a portion of a front fork and the ends of the front hub to change the appearance of the front portion of the bicycle. The cover assembly basically comprises an outside cover portion, an inside cover portion and snap-on fastening elements that couple the outside cover portion and the inside cover portion to a bicycle frame. The outside cover portion includes a right hub cover section, a left hub cover section, a right outside fork tube cover section, and a left outside fork tube cover section. The inside cover portion includes a right inside fork tube cover section, and a left inside fork tube cover section. The fastening elements are coupled to the outside cover portion and the inside cover portion.
    Type: Grant
    Filed: October 26, 2001
    Date of Patent: December 9, 2003
    Assignee: Shimano Inc.
    Inventors: Takuji Masui, Stascha Offenbeck, Hartmut Esslinger, Nico Michler
  • Patent number: 6557437
    Abstract: A device for mounting a bicycle display to a steering member of a bicycle includes a mounting arch. A display coupler is disposed on the mounting arch. A first mounting section with a first mounting surface is disposed at a first end of the mounting arch. The first mounting section includes an opening that receives a fastener. A second mounting section is disposed at a second end of the mounting arch. The second mounting section includes a second mounting surfaces that does not face the first mounting surface.
    Type: Grant
    Filed: July 2, 2001
    Date of Patent: May 6, 2003
    Assignee: Shimano, Inc.
    Inventors: Takuji Masui, Shigekatsu Okada
  • Publication number: 20030080530
    Abstract: A bicycle fork/hub cover assembly overlies a portion of a front fork and the ends of the front hub to change the appearance of the front portion of the bicycle. The cover assembly basically comprises an outside cover portion, an inside cover portion and snap-on fastening elements that couple the outside cover portion and the inside cover portion to a bicycle frame. The outside cover portion includes a right hub cover section, a left hub cover section, a right outside fork tube cover section, and a left outside fork tube cover section. The inside cover portion includes a right inside fork tube cover section, and a left inside fork tube cover section. The fastening elements are coupled to the outside cover portion and the inside cover portion.
    Type: Application
    Filed: October 26, 2001
    Publication date: May 1, 2003
    Inventors: Takuji Masui, Stascha Offenbeck, Hartmut Esslinger, Nico Michler
  • Patent number: 6538221
    Abstract: A key guard is disclosed for protecting a corresponding function key on a bicycle control panel, wherein the key guard does not freely move upon impact. The key guard is a protrusion attached to and extending from the base of the control panel adjacent to the corresponding function key. The top edge of the key guard extends above the top surface of the corresponding function key and the key guard, at least partially, surrounds the periphery of the corresponding function key. The key guard may slope toward the center of the function key. Alternatively, the key guard includes one or more posts surrounding the corresponding function key.
    Type: Grant
    Filed: September 14, 2000
    Date of Patent: March 25, 2003
    Assignee: Shimano Inc.
    Inventors: Naohiro Nishimoto, Takuji Masui
  • Patent number: 6430040
    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: August 6, 2002
    Assignee: Shimano, Inc.
    Inventor: Takuji Masui
  • Patent number: 6400564
    Abstract: A switch guide located between a pair of switches on a computerized bicycle control panel is disclosed for guiding a bicycle rider's thumb to a proper switch on a bicycle handle bar. The switch guide is preferably a protrusion dimensioned to be detected by the bicycle rider's thumb. In a preferred embodiment of the invention, the height of the switch guide is greater than the height of the switch. In an alternative embodiment, the height of the switch guide is greater than the height of the switch, when the switch is activated. The switch guide is located in sufficient proximity to the switches to allow the rider's thumb to access one of the switches by moving the thumb to one side of the switch guide and the other switch by moving the thumb to the other side of the switch guide.
    Type: Grant
    Filed: September 14, 2000
    Date of Patent: June 4, 2002
    Assignee: Shimano Inc.
    Inventors: Naohiro Nishimoto, Takuji Masui
  • Patent number: D465438
    Type: Grant
    Filed: November 9, 2001
    Date of Patent: November 12, 2002
    Assignee: Shimano Inc.
    Inventors: Takuji Masui, Hartmut Esslinger, Nico Michler, Stascha Offenbeck
  • Patent number: D465751
    Type: Grant
    Filed: November 9, 2001
    Date of Patent: November 19, 2002
    Assignee: Shimano Inc.
    Inventors: Takuji Masui, Hartmut Esslinger, Nico Michler, Stascha Offenbeck
  • Patent number: D536282
    Type: Grant
    Filed: December 27, 2005
    Date of Patent: February 6, 2007
    Assignee: Shimano Inc.
    Inventor: Takuji Masui
  • Patent number: D466055
    Type: Grant
    Filed: November 9, 2001
    Date of Patent: November 26, 2002
    Assignee: Shimano Inc.
    Inventors: Takuji Masui, Hartmut Esslinger, Nico Michler, Stascha Offenbeck
  • Patent number: D574756
    Type: Grant
    Filed: September 18, 2007
    Date of Patent: August 12, 2008
    Assignee: Shimano Inc.
    Inventors: Takuji Masui, Kenji Nakahara
  • Patent number: D600268
    Type: Grant
    Filed: February 26, 2009
    Date of Patent: September 15, 2009
    Assignee: Shimano Inc.
    Inventor: Takuji Masui
  • Patent number: D600269
    Type: Grant
    Filed: February 26, 2009
    Date of Patent: September 15, 2009
    Assignee: Shimano Inc.
    Inventor: Takuji Masui
  • Patent number: RE41194
    Abstract: A switch guide located between a pair of switches on a computerized bicycle control panel is disclosed for guiding a bicycle rider's thumb to a proper switch on a bicycle handle bar. The switch guide is preferably a protrusion dimensioned to be detected by the bicycle rider's thumb. In a preferred embodiment of the invention, the height of the switch guide is greater than the height of the switch. In an alternative embodiment, the height of the switch guide is greater than the height of the switch, when the switch is activated. The switch guide is located in sufficient proximity to the switches to allow the rider's thumb to access one of the switches by moving the thumb to one side of the switch guide and the other switch by moving the thumb to the other side of the switch guide.
    Type: Grant
    Filed: June 25, 2004
    Date of Patent: April 6, 2010
    Assignee: Shimano Inc.
    Inventors: Naohiro Nishimoto, Takuji Masui