DF

Donald W. Frey

DN Dupont Air Products Nanomaterials: 2 patents #11 of 33Top 35%
📍 Wagoner, OK: #6 of 33 inventorsTop 20%
🗺 Oklahoma: #3,359 of 12,736 inventorsTop 30%
Overall (All Time): #1,583,510 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
7427361 Particulate or particle-bound chelating agents Robert Small, Bruce Tredinnick, Christopher G. Hayden 2008-09-23
7247566 CMP method for copper, tungsten, titanium, polysilicon, and other substrates using organosulfonic acids as oxidizers Melvin Keith Carter, Robert J. Small, Xiaowei Shang 2007-07-24
6405476 Method and article of manufacture to fabricate a pliable fishing lure James L. Wiseman 2002-06-18