Patents by Inventor Richard H. Dickerson

Richard H. Dickerson 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).

  • Apparatus and methods for transferring and metering granular material
    Patent number: 5339871
    Abstract: Methods and apparatus are provided for transferring a metered charge of granular material from a bulk source to an individual receptacle at high speed. The apparatus comprises a nozzle having suction and positive ports, a screen disposed within the nozzle, and suction and positive pressure sources that selectively communicate with the suction and pressure ports to sequentially engage a charge of granular material from a bulk source and then expel the charge of granular material into a receptacle. The apparatus includes a controller for selectively actuating valves connecting the suction and positive pressure ports to the suction and positive pressure sources. Methods of transferring a discrete charge of the granular material from a bulk reservoir to an individual receptacle are also provided.
    Type: Grant
    Filed: May 4, 1993
    Date of Patent: August 23, 1994
    Assignee: Philip Morris Incorporated
    Inventors: Alfred L. Collins, Edwin L. Cutright, James A. DeBlasio, Richard H. Dickerson, Billy J. Kean, Jr., Renzer R. Ritt, Sr., George R. Scott