Patents by Inventor Shi-Whi Yu

Shi-Whi Yu 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).

  • Device for smooth sliding of a positioning rod of a sawing device platform
    Patent number: 6854371
    Abstract: A device for smooth sliding of a positioning rod of a sawing device platform is disclosed. The device includes a support platform or a lateral side of an auxiliary platform with a calibration rod and a gap is formed between the calibration rod. A support platform or the lateral side of the auxiliary platform. The support platform or the auxiliary platform is flatly mounted with the positioning rod which slides between the support platform and the auxiliary platform.
    Type: Grant
    Filed: December 9, 2002
    Date of Patent: February 15, 2005
    Inventor: Shi-Whi Yu
  • Device for smooth sliding of a positioning rod of a sawing device platform
    Publication number: 20040107812
    Abstract: A device for smooth sliding of a positioning rod of a sawing device platform is disclosed.
    Type: Application
    Filed: December 9, 2002
    Publication date: June 10, 2004
    Inventor: Shi-Whi Yu