DS

Dezso Szilagyi

FS Federal Signal: 2 patents #162 of 717Top 25%
📍 Providence, RI: #568 of 1,397 inventorsTop 45%
🗺 Rhode Island: #2,419 of 6,211 inventorsTop 40%
Overall (All Time): #2,363,359 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4398696 Butterfly valve John P. Cunningham, Robert L. Bowlby 1983-08-16
4281818 Replaceable adjustable butterfly valve seat John P. Cunningham 1981-08-04