DM

Dan W. Marshall

📍 Bakersfield, CA: #16 of 55 inventorsTop 30%
🗺 California: #27,826 of 68,989 inventorsTop 45%
Overall (2020): #498,992 of 565,922Top 90%
1
Patents 2020

Issued Patents 2020

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10852288 Oil well gauging system and method of using the same Suzanne Griston Castrup 2020-12-01