Patents Assigned to Ko Fung Products Industrial Limited
  • Patent number: 7264197
    Abstract: A paper towel holder comprising a base and a mandrel extending upwardly from the base, the base including a suction cup arranged to engage a support surface in use, an actuator mechanism adapted to raise or lower the centre of the suction cup to create or release a movement resisting suction between the cup and a support surface, the mechanism comprising an elongate member connected to the cup and extending axially of the mandrel, an actuator including a hand grip mounted for rotational movement at the top of the mandrel, one or more radially extending projections at the top of the elongate member, the actuator including a collar comprising one or more of cam surfaces, the or each cam surface being arranged to engage the or each projection to raise or lower the said projection as the actuator is rotated, a sleeve including one or more of vertical guide channels, each channel being adapted to receive a projection to prevent rotation of the projection during use.
    Type: Grant
    Filed: December 21, 2006
    Date of Patent: September 4, 2007
    Assignee: Ko Fung Products Industrial Limited
    Inventor: Kwok Leung Yu
  • Publication number: 20070176043
    Abstract: A paper towel holder comprising a base and a mandrel extending upwardly from the base, the base including a suction cup arranged to engage a support surface in use, an actuator mechanism adapted to raise or lower the centre of the suction cup to create or release a movement resisting suction between the cup and a support surface, the mechanism comprising an elongate member connected to the cup and extending axially of the mandrel, an actuator including a hand grip mounted for rotational movement at the top of the mandrel, one or more radially extending projections at the top of the elongate member, the actuator including a collar comprising one or more of cam surfaces, the or each cam surface being arranged to engage the or each projection to raise or lower the said projection as the actuator is rotated, a sleeve including one or more of vertical guide channels, each channel being adapted to receive a projection to prevent rotation of the projection during use.
    Type: Application
    Filed: December 21, 2006
    Publication date: August 2, 2007
    Applicant: Ko Fung Products Industrial Limited
    Inventor: Kwok Yu
  • Patent number: D518694
    Type: Grant
    Filed: February 1, 2005
    Date of Patent: April 11, 2006
    Assignee: Ko Fung Products Industrial Limited
    Inventor: Kwok Leung Yu
  • Patent number: D521333
    Type: Grant
    Filed: February 16, 2005
    Date of Patent: May 23, 2006
    Assignee: Ko Fung Products Industrial Limited
    Inventor: Kwok Leung Yu
  • Patent number: D468602
    Type: Grant
    Filed: April 8, 2002
    Date of Patent: January 14, 2003
    Assignee: Ko Fung Products Industrial Limited
    Inventor: Kwok Leung Yu
  • Patent number: D471777
    Type: Grant
    Filed: August 27, 2002
    Date of Patent: March 18, 2003
    Assignee: Ko Fung Products Industrial Limited
    Inventor: Kwok Leung Yu
  • Patent number: D545599
    Type: Grant
    Filed: July 7, 2006
    Date of Patent: July 3, 2007
    Assignee: Ko Fung Products Industrial Limited
    Inventor: Kwok Leung Yu
  • Patent number: D546651
    Type: Grant
    Filed: December 17, 2004
    Date of Patent: July 17, 2007
    Assignee: Ko Fung Products Industrial Limited
    Inventor: Kwok Leung Yu
  • Patent number: D477757
    Type: Grant
    Filed: February 10, 2003
    Date of Patent: July 29, 2003
    Assignee: Ko Fung Products Industrial Limited
    Inventor: Kwok Leung Yu
  • Patent number: D477973
    Type: Grant
    Filed: October 30, 2002
    Date of Patent: August 5, 2003
    Assignee: Ko Fung Products Industrial Limited
    Inventor: Kwok Leung Yu
  • Patent number: D481599
    Type: Grant
    Filed: November 12, 2002
    Date of Patent: November 4, 2003
    Assignee: Ko Fung Products Industrial Limited
    Inventor: Kwok Leung Yu
  • Patent number: D577527
    Type: Grant
    Filed: March 10, 2008
    Date of Patent: September 30, 2008
    Assignee: Ko Fung Products Industrial Limited
    Inventor: Kwok Leung Yu
  • Patent number: D495218
    Type: Grant
    Filed: July 29, 2003
    Date of Patent: August 31, 2004
    Assignee: Ko Fung Products Industrial Limited
    Inventor: Kwok Leung Yu
  • Patent number: D496241
    Type: Grant
    Filed: November 5, 2003
    Date of Patent: September 21, 2004
    Assignee: Ko Fung Products Industrial Limited
    Inventor: Kwok Leung Yu
  • Patent number: D604575
    Type: Grant
    Filed: March 10, 2008
    Date of Patent: November 24, 2009
    Assignee: Ko Fung Products Industrial Limited
    Inventor: Kwok Leung Yu
  • Patent number: D605916
    Type: Grant
    Filed: March 12, 2009
    Date of Patent: December 15, 2009
    Assignee: Ko Fung Products Industrial Limited
    Inventor: Kwok Leung Yu
  • Patent number: D606824
    Type: Grant
    Filed: March 12, 2009
    Date of Patent: December 29, 2009
    Assignee: Ko Fung Products Industrial Limited
    Inventor: Kwok Leung Yu