Patents by Inventor Al Vangura, Jr.

Al Vangura, Jr. 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).

  • Wheelchair hand rim
    Patent number: 6276705
    Abstract: A wheelchair hand rim that increases the mechanical efficiency of a pushrim by providing a better complement to the hand and decreasing the likelihood of secondary injuries. The present invention includes a first rim made of a light weight metal tube without any coating on its lateral or interior exterior surface, a concave trough between the first rim and the side of a wheel of a wheelchair, and an second rim made of a light weight metal tube, uncoated, having the same tube diameter of the first rim, and concentrically aligned within the first rim.
    Type: Grant
    Filed: March 10, 1999
    Date of Patent: August 21, 2001
    Inventors: Mark Baldwin, Rory Cooper, Michael Boninger, Al Vangura, Jr., James F. Ster