Patents by Inventor PAI-YUN TSAI

PAI-YUN TSAI 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: 20080047097
    Abstract: The invention provides a handle structure for a user to carry/drag an object. Furthermore, the object has a cavity on a surface thereof for accommodating the handle structure. In addition, the handle structure includes a first base, a second base, a first supporting portion, a second supporting portion, and a handle portion. When the user carries/drags the object through the handle structure, the first supporting portion, the second supporting portion, and the handle portion are capable of rotating with respect to the object; furthermore, the handle portion is capable of rotating with respect to the first supporting portion and the second supporting portion.
    Type: Application
    Filed: August 2, 2007
    Publication date: February 28, 2008
    Inventor: PAI-YUN TSAI