RF

Richard R. Fenner

📍 Walpole, MA: #124 of 213 inventorsTop 60%
🗺 Massachusetts: #56,664 of 88,656 inventorsTop 65%
Overall (All Time): #3,862,621 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5160517 System for purifying air in a room Richard E. Hicks 1992-11-03