FE

Frank T. Ehrenberger

SD Square D: 2 patents #240 of 756Top 35%
SU Schneider Electric Usa: 1 patents #242 of 507Top 50%
📍 North Liberty, IA: #38 of 104 inventorsTop 40%
🗺 Iowa: #4,661 of 15,303 inventorsTop 35%
Overall (All Time): #1,537,230 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
8907236 Floating stationary contact to create stable, low resistance contact joints Chad R. Mittelstadt, Jeff Kaufman 2014-12-09
6801111 Latch for an electrical device Randall L. Siebels, Scott Mickelson, Ardean G. Schill, Elizabeth A. Billings 2004-10-05
6414256 Current limiting circuit breaker William W. Chen, Aaron Bottorff, Matt Sortland 2002-07-02