DP

David G. Pottratz

Chevron: 1 patents #78 of 271Top 30%
🗺 Texas: #1,330 of 5,527 inventorsTop 25%
Overall (1994): #144,326 of 165,921Top 90%
1
Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5354430 Staged purification of contaminated propylene oxide William K. Culbreth, III, Yu-Hwa E. Sheu 1994-10-11