Patents by Inventor Ching-Yi Ho

Ching-Yi Ho 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).

  • Trowel
    Publication number: 20070192982
    Abstract: A trowel comprises a handle, which is combined with a tongue that is further combined with a blade. Said handle and tongue are connected through a pivot structure such that the handle can pivot thereon and be positioned at a desired position. Further, a blade-fixing structure allows said tongue and blade to be combined or separated with each other.
    Type: Application
    Filed: February 23, 2006
    Publication date: August 23, 2007
    Inventor: Ching-Yi Ho