CH

Charles W. Hengst

HP Huntsman Petrochemical: 2 patents #67 of 174Top 40%
🗺 Texas: #52,441 of 125,132 inventorsTop 45%
Overall (All Time): #2,220,112 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6488808 Styrene copolymers in de-inking Duy T. Nguyen 2002-12-03
6482292 Styrene copolymers in de-inking Duy T. Nguyen 2002-11-19