RF

Richard K. Frank

📍 Sumner, WA: #58 of 119 inventorsTop 50%
🗺 Washington: #48,111 of 76,902 inventorsTop 65%
Overall (All Time): #4,059,952 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
D271130 Heater Gerald L. Quimby 1983-10-25