RK

Ralph E. Kornbrekke

TL The Lubrizol: 1 patents #12 of 62Top 20%
📍 San Mateo, CA: #58 of 199 inventorsTop 30%
🗺 California: #8,555 of 28,370 inventorsTop 35%
Overall (2004): #134,423 of 270,089Top 50%
1
Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6794428 Carbon black coupler James D. Burrington, Benny Richardson, Joseph W. Pialet, Ann E. Wykoff, Roger L. Sowerby +3 more 2004-09-21