DR

Don Richardson

📍 Charleston, WV: #6 of 16 inventorsTop 40%
🗺 West Virginia: #53 of 222 inventorsTop 25%
Overall (2021): #470,345 of 548,734Top 90%
1
Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11022345 Ground source heat pump heat exchanger Roy Dan Halloran 2021-06-01