Patents by Inventor Tong X. Her

Tong X. Her 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).

  • Patent number: 5850638
    Abstract: A toilet ventilator system is provided including a ventilation housing having a C-shaped configuration defined by a top face, a bottom face, an inner side face, and an outer side face defining a constant square vertical cross-section along an entire length thereof. The top face of the housing is secured to the lower surface of the toilet seat with pair of closed spaced ends of the housing spaced from a center of a front portion of the toilet seat by an equal distance. The inner side face of the housing has a plurality of ventilation ports formed therein and spaced along a length thereof. Each port has a plurality of grouped apertures in communication with the interior space of the housing. A vacuum assembly is adapted to effect the suction of air from the inlet to the outlet upon actuation, whereby suctioned air passes through a scented filter situated within the vacuum assembly prior to exiting.
    Type: Grant
    Filed: December 11, 1997
    Date of Patent: December 22, 1998
    Inventor: Tong X. Her