Patents by Inventor Siu Hun Yam

Siu Hun Yam 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).

  • Publication number: 20050142511
    Abstract: A multiple gas burner assembly has two burners spaced apart by a bridge burner. An axis extending through the first and third burner intersects the perimeter of the bridging second burner. The second burner provides a means for providing a substantially continuous flame perimeter and continuous heating intermediate the first burner and third burner when the three burners are lit.
    Type: Application
    Filed: October 18, 2004
    Publication date: June 30, 2005
    Inventors: Siu Hun Yam, William Pryor, Bernard Dane
  • Patent number: 6679699
    Abstract: Gas burner for a cooker, comprising a burner head bounded by an approximately frustoconical peripheral side wall with a small cross section located at the top and including a multiplicity of slots distributed peripherally and forming flame orifices, said burner head being topped by a cover or cap; the side wall 2′ has an angle of inclination &agr; to the vertical of about 10 to 20°, and the bottom 8′ of each slot 3 forming a flame orifice, which extends transversely to the side wall, has an angle of inclination &bgr; to the horizontal of about 20° to 30°.
    Type: Grant
    Filed: September 18, 2002
    Date of Patent: January 20, 2004
    Assignee: Sourdillon
    Inventors: Pierre Siu Hun Yam, Bernard Dane
  • Publication number: 20030059733
    Abstract: Gas burner for a cooker, comprising a burner head bounded by an approximately frustoconical peripheral side wall with a small cross section located at the top and including a multiplicity of slots distributed peripherally and forming flame orifices, said burner head being topped by a cover or cap; the side wall 2′ has an angle of inclination &agr; to the vertical of about 10 to 20°, and the bottom 8′ of each slot 3 forming a flame orifice, which extends transversely to the side wall, has an angle of inclination &bgr; to the horizontal of about 20° to 30°.
    Type: Application
    Filed: September 18, 2002
    Publication date: March 27, 2003
    Inventors: Pierre Siu Hun Yam, Bernard Dane