Patents by Inventor Shyang-Yuh Liou

Shyang-Yuh Liou 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).

  • Sprayer head
    Patent number: D434830
    Type: Grant
    Filed: February 7, 2000
    Date of Patent: December 5, 2000
    Inventor: Shyang-Yuh Liou