Patents by Inventor Robert A. Arents

Robert A. Arents 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).

  • Trash removal apparatus and method
    Patent number: 5191904
    Abstract: A trash removal system for separating trash and loose tobacco shreds from cigarettes that are rejected in cigarette manufacturing and packaging operations. A mixture comprising cigarettes, cigarette wrapper, trash and loose tobacco is metered onto a vibrating trash removal conveyor comprising a plurality of vertical plates arranged in a sinusoidally varying pattern.
    Type: Grant
    Filed: August 19, 1991
    Date of Patent: March 9, 1993
    Assignee: Philip Morris Incorporated
    Inventors: Robert A. Arents, Everett C. Patterson