DB

Douglas James Boyd

FI Fisher Controls International: 4 patents #108 of 440Top 25%
📍 Marshalltown, IA: #91 of 271 inventorsTop 35%
🗺 Iowa: #3,757 of 15,303 inventorsTop 25%
Overall (All Time): #1,210,320 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
8984727 Actuators, levers, collets, and collet removers Jason Gene Olberding, Paul A. Day 2015-03-24
7874542 Actuator levers, collets, and collet removers Jason Gene Olberding, Paul A. Day 2011-01-25
7478816 Seal stiffener Jason Gene Olberding 2009-01-20
5427358 Sweep flow valve with removable valve seat Philip W. Eggleston 1995-06-27