RF

Richard A Felber

NF North American Filter: 2 patents #1 of 3Top 35%
📍 Penfield, NY: #362 of 745 inventorsTop 50%
🗺 New York: #48,759 of 115,490 inventorsTop 45%
Overall (All Time): #2,238,045 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6063276 Filter cartridge with drainable sludge barrier — 2000-05-16
5811002 Filter cartridge with drainable sludge barrier — 1998-09-22