Patents by Inventor Dennis E. Dunkerson

Dennis E. Dunkerson 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).

  • High impetus, high burn rate gas generant propellant and seatbelt pretensioner incorporating same
    Patent number: 6964715
    Abstract: Gas generating compositions having a fuel preferably comprising a mixture of 5-aminotetrazole (5-AT), azodicarbonamide (ADCA), an oxidizer, and a superfine metal powder burn rate enhancer such as nano-aluminum, for use in automotive seatbelt pretensioners and other suitable applications requiring high impetus, high rate of gas generation. Also, methods of making these compositions, and devices incorporating them such as seatbelt pretensioners.
    Type: Grant
    Filed: March 13, 2003
    Date of Patent: November 15, 2005
    Assignee: Special Devices, Inc.
    Inventors: James L. Baglini, Abdel K. Helmy, Peter L. Stang, Dennis E. Dunkerson, James H. Wright