Patents by Inventor John H. Rice, Jr.

John H. Rice, 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).

  • Piezoelectric crystal powered ignition device
    Patent number: 5022324
    Abstract: A device for ignition of a pyrotechnic material, comprising:(a) piezoelectric means for providing a high voltage electrical pulse in response to mechanical energy;(b) means for emitting a flash of light in response to the high voltage pulse; and(c) a solid state laser capable of emitting a light beam sufficient to ignite a pyrotechnic material in response to said flash of light;and a process of igniting a pyrotechnic device using the same, are disclosed.
    Type: Grant
    Filed: June 6, 1989
    Date of Patent: June 11, 1991
    Assignee: Hercules Incorporated
    Inventor: John H. Rice, Jr.