DM

Donald L. Mays

Chevron: 1 patents #2,615 of 4,788Top 55%
📍 Hopewell Junction, NY: #439 of 648 inventorsTop 70%
🗺 New York: #67,335 of 115,490 inventorsTop 60%
Overall (All Time): #4,000,498 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4606834 Lubricating oil containing VII pour depressant William P. Hart 1986-08-19