Patents by Inventor Vellaiappan V. Thangathirupathy

Vellaiappan V. Thangathirupathy 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).

  • Safety device for use in aircraft and an aircraft provided with such safety device
    Patent number: 4399964
    Abstract: The common problems of nose diving and rolling over of airborne craft are sought to be overcome according to this invention by providing a safety device consisting of collapsible cover atop the fuselage, the cover being adapted to be opened or closed by the pilot of the craft.
    Type: Grant
    Filed: January 28, 1981
    Date of Patent: August 23, 1983
    Inventor: Vellaiappan V. Thangathirupathy