RE

Roy F. Ewers

📍 Fairfax Station, VA: #98 of 168 inventorsTop 60%
🗺 Virginia: #18,729 of 34,511 inventorsTop 55%
Overall (All Time): #3,612,991 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6053404 Mail signaling device Stuart T. Jefferson 2000-04-25