HP

Henry M. Przybyla

Chevron: 1 patents #71 of 266Top 30%
📍 Los Angeles, CA: #69 of 379 inventorsTop 20%
🗺 California: #2,144 of 10,592 inventorsTop 25%
Overall (1989): #36,316 of 140,708Top 30%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4879053 Process for preparing overbased calcium sulfonates Leonard A. Matthews, William J. Powers, III, Joanne R. Whittle, Jerry C. Perciful 1989-11-07