DP

Douglas C. Pfantz

FI Fisher Controls International: 4 patents #108 of 440Top 25%
📍 Melbourne, IA: #1 of 4 inventorsTop 25%
🗺 Iowa: #3,757 of 15,303 inventorsTop 25%
Overall (All Time): #1,272,099 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6371156 No-bleed pilot for pressure regulating valve Herbert H. Walton, Gary L. Scott, Wayne W. Sloppy 2002-04-16
6102071 Elastomeric element valve Herbert H. Walton, Gary L. Scott, William J. Bonzer, James Lyman Griffin, Jr., Bernard Cornu +2 more 2000-08-15
5964446 Elastomeric element valve Herbert H. Walton, Gary L. Scott, William J. Bonzer 1999-10-12
5271601 Regulator valve with diaphragm support William J. Bonzer, John W. Duffy, Gary L. Scott, William H. Earney, Robert D. Gaskill 1993-12-21