Patents by Inventor Royce Farmwald

Royce Farmwald 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).

  • Colorant dispensing system for adding colorant to pre-comminuted material and method of coloring same
    Patent number: 7381271
    Abstract: The present invention is a system for adding colorant to pre-comminuted material. The colorant dispensing system includes a supply hopper to selectively retain and discharge dry colorant. The colorant dispensing system further includes a colorant dispensing assembly to receive dry colorant from the supply hopper and dispense dry colorant onto pre-comminuted material (M) before it is processed by a waste reducing section of a waste reducing machine. The present invention is also a method of dispensing colorant onto pre-comminuted material before processing by a waste reducing machine. The method includes the steps supplying dry colorant from a supply hopper to a colorant dispensing assembly and dispensing a controlled amount of dry colorant through the apertures onto pre-comminuted material prior processing the pre-comminuted material by a waste reducing section of a waste reducing machine into colored mulch.
    Type: Grant
    Filed: July 6, 2004
    Date of Patent: June 3, 2008
    Inventors: Royce A. Farmwald, Paul J. Farmwald
  • Colorant dispensing system for adding colorant to pre-comminuted material and method of coloring same
    Publication number: 20050006419
    Abstract: The present invention is a system for adding colorant to pre-comminuted material. The colorant dispensing system includes a supply hopper to selectively retain and discharge dry colorant. The colorant dispensing system further includes a colorant dispensing assembly to receive dry colorant from the supply hopper and dispense dry colorant onto pre-comminuted material (M) before it is processed by a waste reducing section of a waste reducing machine. The present invention is also a method of dispensing colorant onto pre-comminuted material before processing by a waste reducing machine. The method includes the steps supplying dry colorant from a supply hopper to a colorant dispensing assembly and dispensing a controlled amount of dry colorant through the apertures onto pre-comminuted material prior processing the pre-comminuted material by a waste reducing section of a waste reducing machine into colored mulch.
    Type: Application
    Filed: July 6, 2004
    Publication date: January 13, 2005
    Inventors: Royce Farmwald, Paul Farmwald