DW

Duane N. Winterfeldt

TG The Esab Group: 2 patents #42 of 152Top 30%
EP Esab Welding Products: 1 patents #9 of 16Top 60%
📍 De Witt, IA: #30 of 103 inventorsTop 30%
🗺 Iowa: #4,661 of 15,303 inventorsTop 35%
Overall (All Time): #1,638,771 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5747767 Extended water-injection nozzle assembly with improved centering Wayne Stanley Severance, Jr. 1998-05-05
5550344 Mounting apparatus for a cutting torch having soft touch height control 1996-08-27
4954688 Plasma arc cutting torch having extended lower nozzle member 1990-09-04