JO

Joseph M. O'ffill

📍 Lenexa, KS: #148 of 521 inventorsTop 30%
🗺 Kansas: #3,182 of 12,005 inventorsTop 30%
Overall (All Time): #1,685,275 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4262878 Hydraulic valve — 1981-04-21
4260371 Modular heat exchange apparatus — 1981-04-07
4246998 Conical screen structure — 1981-01-27