HG

Howard L. Gutzwiller

RI Robinson Industries: 3 patents #1 of 5Top 20%
📍 Zelienople, PA: #45 of 127 inventorsTop 40%
🗺 Pennsylvania: #23,606 of 74,527 inventorsTop 35%
Overall (All Time): #1,684,279 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4318693 Axial fan turning diffuser — 1982-03-09
4295789 Cover plates for tank heads — 1981-10-20
4219325 Axial flow reversible fan for a heat treating furnace — 1980-08-26