Patents by Inventor Shu Zhu Huang

Shu Zhu 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).

  • Wall-insert type shower head
    Patent number: 7490372
    Abstract: A shower head includes an adapter, an extension pipe, a cover, and a filter. Thus, the locking blocks of the extension pipe are locked in and unlocked from the locking slots of the adapter by rotation of the extension pipe, so that the extension pipe is mounted on and detached from the adapter easily and rapidly, thereby facilitating a user mounting and detaching the shower head.
    Type: Grant
    Filed: July 7, 2005
    Date of Patent: February 17, 2009
    Inventor: Shu Zhu Huang