IC

I. Ching Chiu

PP Pennzoil Products: 1 patents #1 of 7Top 15%
📍 Houston, TX: #236 of 987 inventorsTop 25%
🗺 Texas: #1,330 of 5,527 inventorsTop 25%
Overall (1994): #122,878 of 165,921Top 75%
1
Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5319144 Process for productin of 4,4'-thiobis phenols — 1994-06-07