Patents by Inventor P. Richard Price

P. Richard Price 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).

  • Air regulator control system for powder coating operation
    Patent number: 5957393
    Abstract: An air regulator system for a powder coating system and method of operating the system whereby air regulators constructed with inexpensive, on-off servo control valves are positioned side by side and secured to a common bracket and are operated with a pulse width modulating circuitry that quickly and accurately controls the regulator. The circuitry is carried on a circuit board which is also mounted to the common bracket.
    Type: Grant
    Filed: March 3, 1994
    Date of Patent: September 28, 1999
    Assignee: Nordson Corporation
    Inventor: P. Richard Price