Patents by Inventor Snoopy Shieh

Snoopy Shieh 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).

  • Automatic lavatory detergent and perfume dispenser
    Patent number: 5377363
    Abstract: An automatic lavatory detergent and perfume dispenser including a control circuit assembly, a detergent dispensing device controlled to send a fixed amount of a detergent into a water container being linked to the flush pipe of a lavatory flushing system, and a DC motor fan operated perfume dispensing device controlled to spray a liquid perfume into the air, and a control circuit assembly to detect the approach of human bodies through an infrared monitor and to actuate the detergent dispensing device and the perfume dispensing device upon the detection of the approach of a human body.
    Type: Grant
    Filed: March 9, 1994
    Date of Patent: January 3, 1995
    Inventor: Snoopy Shieh