DW

David A. Willis

AA Aluminum Company Of America: 1 patents #495 of 1,017Top 50%
PH Photodigm: 1 patents #14 of 21Top 70%
📍 Economy, IN: #1 of 2 inventorsTop 50%
🗺 Indiana: #13,671 of 33,936 inventorsTop 45%
Overall (All Time): #2,184,939 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6967054 Coating thickness control using surface features Jay B. Kirk, Zuhair Hilali, Duy Phan, Darren Stephen Lee, Duane E. Carter +1 more 2005-11-22
5490369 Capping head with magnetic clutch Darwin L. Ellis, James D. Duke 1996-02-13