Patents by Inventor Fredric H. Decker

Fredric H. Decker 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).

  • Purging process for multicomponent reactive liquid dispensing device
    Patent number: 5149380
    Abstract: The mixing chamber, liquid reactant injection nozzle, and dispensing pathway of a multicomponent reactive liquid dispensing device are purged of unwanted residual reaction products, by performing at least two cycles of an operation in which a liquid solvent and pressurized gas are sequentially injected into the mixing chamber, followed by a stream of pressurized gas to dry the purged device.
    Type: Grant
    Filed: April 15, 1991
    Date of Patent: September 22, 1992
    Inventor: Fredric H. Decker