PS

Paul A. Stephens

Pioneer (Corteva): 132 patents #23 of 1,535Top 2%
RT Research Corporation Technologies: 2 patents #82 of 410Top 20%
PI Pioneer Hi-Bred Int'L: 1 patents #24 of 47Top 55%
📍 Urbandale, IA: #2 of 202 inventorsTop 1%
🗺 Iowa: #15 of 15,303 inventorsTop 1%
Overall (All Time): #7,783 of 4,157,543Top 1%
135
Patents All Time

Issued Patents All Time

Showing 101–125 of 135 patents

Patent #TitleCo-InventorsDate
7294766 Soybean variety XB28F05 2007-11-13
7227058 Soybean variety XB33N06 2007-06-05
7227059 Soybean variety 91M61 2007-06-05
7183469 Soybean variety XB21Z06 Leon G. Streit 2007-02-27
7176356 Soybean variety XB19U04 Blair Charles Fuessley 2007-02-13
7169973 Soybean variety XB26U05 Thomas C. Corbin 2007-01-30
7161065 Soybean variety 92B14 Martin A. Fabrizius, Michael Thomas Roach 2007-01-09
7078596 Soybean variety XB33Y05 Blair Charles Fuessley 2006-07-18
7019198 Soybean variety XB35L04 2006-03-28
7015381 Soybean variety XB25C05 Leon G. Streit 2006-03-21
6998518 Soybean variety 91M50 Martin A. Fabrizius, Michael Thomas Roach 2006-02-14
6992239 Soybean variety 92M61 Blair Charles Fuessley, Robert Eugene Freestone 2006-01-31
6992240 Soybean variety XB31W05 Leon G. Streit 2006-01-31
6979759 Soybean variety 93B09 Debra Kay Steiger 2005-12-27
6951974 Soybean variety 92M30 Martin A. Fabrizius, Michael Thomas Roach 2005-10-04
6858781 Soybean variety XB29W03 Thomas C. Corbin 2005-02-22
6858782 Soybean variety 92M71 Thomas C. Corbin 2005-02-22
6855875 Soybean variety XB33S03 Thomas C. Corbin 2005-02-15
6835875 Soybean variety 93M41 2004-12-28
6815584 Soybean variety 91B03 David John Gebhardt, Michael Thomas Roach 2004-11-09
6812383 Soybean variety 92B47 2004-11-02
6809236 Soybean variety XB30W03 Thomas C. Corbin 2004-10-26
6806406 Soybean variety XB29X03 Leon G. Streit 2004-10-19
6803508 Soybean variety XB34N03 2004-10-12
6797866 Soybean variety 92M70 Robert Eugene Freestone 2004-09-28