Patents by Inventor Roland E. Baker

Roland E. Baker 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).

  • Propellant grain
    Patent number: 3951072
    Abstract: A hollow propellant grain with an aft end section having a greater web thness than the forward end to prevent damage to the aft end of the motor housing without the usual heavy insulation.
    Type: Grant
    Filed: September 12, 1968
    Date of Patent: April 20, 1976
    Assignee: The United States of America as represented by the Secretary of the Navy
    Inventor: Roland E. Baker