Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
DM

David S. Mitchell — 2 Patents in 2016

Chevron: 2 patents #67 of 440Top 20%
San Rafael, CA: #21 of 105 inventorsTop 20%
California: #12,284 of 57,791 inventorsTop 25%
Overall (2016): #149,158 of 481,213Top 35%
2 Patents 2016

Issued Patents 2016

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9410093 Heavy oil hydrocracking process Dennis R. Cash, Graham J. Forder, Joel W. Rosenthal 2016-08-09
9334452 Two-stage, close-coupled, dual-catalytic heavy oil hydroconversion process Dennis R. Cash, Graham J. Forder, Joe W. Rosenthal 2016-05-10