DD

Derwood S. DeLong

📍 Goochland, VA: #1 of 4 inventorsTop 25%
🗺 Virginia: #1,291 of 4,185 inventorsTop 35%
Overall (2019): #488,935 of 560,194Top 90%
1
Patents 2019

Issued Patents 2019

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10435851 Sub-irrigated tennis court Roy Hey, Sandra Humphreys Hunt 2019-10-08