Patents by Inventor An P. Vu

An P. Vu 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: 6490737
    Abstract: A protective helmet apparatus of modular construction to be worn by anesthetized patients for facial support during surgery. The helmet apparatus is assembled using one of a plurality of interchangeable, substantially transparent helmet casings, which are removably attachable to a plurality of dismountable facial cushions providing even support to the facial surface of a patient. The removable facial cushions are dimensioned on and interior surface to accommodate different sized facial structures of different patients to yield maximum pressure diffusion on the face and chin of the patient and are replaceable when worn. The exterior surface of the facial cushions are dimensioned for cooperative engagement with the interior surface of the helmet casing. A plurality of different facial cushions and helmet casings are modular in design and dimension to be interchangeable with each other thus providing accommodate the broad differences in facial structure and size of patients using them for surgery.
    Type: Grant
    Filed: April 9, 2000
    Date of Patent: December 10, 2002
    Assignee: Dupaco, INC
    Inventors: William Mazzei, Gregory P. Jordan, An P. Vu