Patents by Inventor Se Kit Yuen

Se Kit Yuen 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: 7179425
    Abstract: The present invention relates to an air cleaner for killing the bacteria, viruses, mildew in the air with optoelectronic. A draft fan in the main body is used to suck the air. The air is then collected in an air collecting device after passing through an air collecting wall. An extreme ultraviolet ray transmitting tube is used to eliminate the bacteria, viruses, mildew in the air, and thereafter, the cleaned air is disposed by a negative ion cleaner. The fresh air is finally discharged through an air outlet.
    Type: Grant
    Filed: November 3, 2003
    Date of Patent: February 20, 2007
    Inventor: Se Kit Yuen
  • Patent number: 7140745
    Abstract: The present utility model discloses a hand-held chargeable optoelectronic illuminating lamp which comprises: a hollow lamp body; a battery frame, which is accommodated within the hollow lamp body and a plurality of rechargeable batteries mounted thereon; a light emitting unit, which is provided at front ends of the lamp body and the battery frame, for emitting visible light; a power supply plug, which is movably provided at a rear end of the lamp body, for fitting with a outside socket of commercial power; and a handle, which is pivotally connected to the lamp body, has an accommodating space therein, said handle may locate on a first position or a second position relative to the lamp body, wherein: the handle is parallel to the lamp body and the power supply plug is contained in the accommodating space when the handle locates on the first position; the handle is perpendicular to the lamp body and the power supply plug is exposed out of the rear end of the lamp so as to implement charging operation when the h
    Type: Grant
    Filed: June 28, 2005
    Date of Patent: November 28, 2006
    Inventor: Se Kit Yuen
  • Patent number: D532915
    Type: Grant
    Filed: December 8, 2005
    Date of Patent: November 28, 2006
    Inventor: Se Kit Yuen
  • Patent number: D532916
    Type: Grant
    Filed: November 17, 2005
    Date of Patent: November 28, 2006
    Inventor: Se Kit Yuen
  • Patent number: D533289
    Type: Grant
    Filed: July 5, 2005
    Date of Patent: December 5, 2006
    Assignee: John Manufacturing Ltd.
    Inventor: Se Kit Yuen
  • Patent number: D533673
    Type: Grant
    Filed: November 17, 2005
    Date of Patent: December 12, 2006
    Inventor: Se Kit Yuen
  • Patent number: D534290
    Type: Grant
    Filed: November 15, 2005
    Date of Patent: December 26, 2006
    Inventor: Se Kit Yuen
  • Patent number: D534291
    Type: Grant
    Filed: November 16, 2005
    Date of Patent: December 26, 2006
    Inventor: Se Kit Yuen
  • Patent number: D535770
    Type: Grant
    Filed: October 20, 2005
    Date of Patent: January 23, 2007
    Inventor: Se Kit Yuen
  • Patent number: D536581
    Type: Grant
    Filed: March 3, 2006
    Date of Patent: February 13, 2007
    Inventor: Se Kit Yuen
  • Patent number: D536632
    Type: Grant
    Filed: November 21, 2005
    Date of Patent: February 13, 2007
    Inventor: Se Kit Yuen
  • Patent number: D536804
    Type: Grant
    Filed: April 7, 2006
    Date of Patent: February 13, 2007
    Inventor: Se Kit Yuen
  • Patent number: D536805
    Type: Grant
    Filed: April 7, 2006
    Date of Patent: February 13, 2007
    Inventor: Se Kit Yuen
  • Patent number: D536806
    Type: Grant
    Filed: March 3, 2006
    Date of Patent: February 13, 2007
    Inventor: Se Kit Yuen
  • Patent number: D536813
    Type: Grant
    Filed: December 30, 2005
    Date of Patent: February 13, 2007
    Inventor: Se Kit Yuen
  • Patent number: D536815
    Type: Grant
    Filed: January 13, 2006
    Date of Patent: February 13, 2007
    Inventor: Se Kit Yuen
  • Patent number: D537184
    Type: Grant
    Filed: January 13, 2006
    Date of Patent: February 20, 2007
    Inventor: Se Kit Yuen
  • Patent number: D537410
    Type: Grant
    Filed: August 12, 2005
    Date of Patent: February 27, 2007
    Inventor: Se Kit Yuen
  • Patent number: D538458
    Type: Grant
    Filed: February 28, 2006
    Date of Patent: March 13, 2007
    Inventor: Se Kit Yuen
  • Patent number: D538958
    Type: Grant
    Filed: March 3, 2006
    Date of Patent: March 20, 2007
    Inventor: Se Kit Yuen