DP

Douglas R. Peirce

Pioneer (Corteva): 1 patents #174 of 302Top 60%
VM Vermeer Manufacturing: 1 patents #7 of 25Top 30%
📍 Pleasant Hill, IA: #1 of 2 inventorsTop 50%
🗺 Iowa: #150 of 1,342 inventorsTop 15%
Overall (2011): #103,064 of 364,097Top 30%
2
Patents 2011

Issued Patents 2011

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8082809 Combine harvester and associated method for selectively gathering grain test data Ty T. Luellen, Lyndon J. Schroeder, Barry Stott 2011-12-27
7954558 Devices and methods for power control in horizontal directional drilling Philip R. Lane 2011-06-07