DW

Donald R. Wilkinson

RT R.J. Reynolds Tobacco: 9 patents #80 of 746Top 15%
📍 Clemmons, NC: #40 of 260 inventorsTop 20%
🗺 North Carolina: #5,849 of 45,564 inventorsTop 15%
Overall (All Time): #589,839 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
5902431 Composite web forming apparatus and method John Larkin Nelson, Jeffrey Kane Rogers, Vernon Brent Barnes, Barry Smith Fagg 1999-05-11
5819751 Cigarette and method of making same Vernon Brent Barnes, Lloyd Harmon Hancock, Erwin Oesterling, Siegfried Schlisio, Werner Hinz 1998-10-13
5469871 Cigarette and method of making same Vernon Brent Barnes, Lloyd Harmon Hancock, Erwin Oesterling, Siegfried Schlisio, Werner Hinz 1995-11-28
5247947 Cigarette Jack F. Clearman, Robert L. Meiring 1993-09-28
4893637 Apparatus and methods for making components of a smoking article Lloyd Harmon Hancock, Jesse A. Stigall 1990-01-16
4763673 Method and apparatus for ejecting tobacco from filter cigarettes Vernon Brent Barnes, John W. Shore, Ronnie G. Huff 1988-08-16
4664740 Tax stamping machine 1987-05-12
4539795 Orientation, accumulation and positioning machine 1985-09-10
4263766 Transfer applying machine Max N. Baker, Watson M. Dufour, Julian R. Martin, John D. Welch, Marvin G. Woempner 1981-04-28