Patents by Inventor Helen Tung

Helen Tung 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: 20070181706
    Abstract: A scent diffusing clock comprises a primary part, a concave part implemented at the middle of said primary part, a recess implemented beside said concave part, a conduit opening being implemented between said concave part and said recess; an air guiding plate placed on a upper end of said primary part, also, a cover being implemented on a upper end of said primary part to hold said primary part and said cover together, a ventilation cover being placed inside said cover, then a plurality of ventilation slots implemented on said ventilation cover; a container plate having a plurality of containers placed thereon, with aromatics of various fragrance being contained in said plurality of containers. Said scent diffusing clock is implemented such that when air is pumped in and guided by said air guiding plate, the fragrance inside said air guiding plate and said container is spread through said ventilation cover.
    Type: Application
    Filed: February 6, 2006
    Publication date: August 9, 2007
    Inventors: Chia-Lung Yeh, Helen Tung
  • Patent number: D364866
    Type: Grant
    Filed: December 28, 1994
    Date of Patent: December 5, 1995
    Assignee: Hentak Limited
    Inventor: Helen Tung
  • Patent number: D364867
    Type: Grant
    Filed: December 28, 1994
    Date of Patent: December 5, 1995
    Assignee: Hentak Limited
    Inventor: Helen Tung
  • Patent number: D365096
    Type: Grant
    Filed: December 28, 1994
    Date of Patent: December 12, 1995
    Assignee: Hentak Limited
    Inventor: Helen Tung
  • Patent number: D390844
    Type: Grant
    Filed: January 13, 1997
    Date of Patent: February 17, 1998
    Inventor: Helen Tung