JC

John Christen

GH Gsg Holdings: 2 patents #4 of 25Top 20%
FI Fisher Controls International: 1 patents #250 of 440Top 60%
📍 Davenport, IA: #101 of 349 inventorsTop 30%
🗺 Iowa: #4,661 of 15,303 inventorsTop 35%
Overall (All Time): #1,573,086 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
7854239 High temperature valve William E. Wears, Galen Dale Wilke 2010-12-21
7171737 Safety barrier Matthew R. Sidlinger, Jan C. Mangelsen, Harlon Neumann, Mike Skahill, Greg Judge 2007-02-06
6921011 Work piece holder having top mounted robot and method of use Jan C. Mangelsen, Jason J. Kelsick 2005-07-26