Patents by Inventor Yin-Hu Huang

Yin-Hu Huang 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: 20050161115
    Abstract: An improved lumber positioning device on a carpentry cutting bench includes a rectangular board secured on the bench, a pair rip fences secured to the lateral edges of the board which has a number of oblique cutting grooves radically formed in center with pair of parallel transverse guide grooves beside the cutting grooves. The rip fences each has a number of corresponding oblique vertical slot communicating the cutting grooves, a pair of positioning plates slidably secured to a protrudent bar in the guide grooves each of which has a rack on an inner wall engageable with the serrated outer edge of a pair of expanding plates inside the positioning plates. A pair of positioning rods each has an elliptic eccentrically integrated at lower end engaged into the positioning plate for rotatably operated the expanding plates to lock or unlock the positioning plates to achieve a non-step gripping a cutting lumber on the rectangular board.
    Type: Application
    Filed: January 22, 2004
    Publication date: July 28, 2005
    Inventor: Yin-Hu Huang
  • Patent number: D453290
    Type: Grant
    Filed: March 16, 2001
    Date of Patent: February 5, 2002
    Inventor: Yin-Hu Huang
  • Patent number: D487691
    Type: Grant
    Filed: April 21, 2003
    Date of Patent: March 23, 2004
    Inventor: Yin-Hu Huang