KW

Kirk W. Wolfgram

WI Wolfgram Industries: 6 patents #1 of 1Top 100%
WI Waters Instruments: 2 patents #3 of 17Top 20%
📍 Rochester, MN: #568 of 3,042 inventorsTop 20%
🗺 Minnesota: #7,542 of 52,454 inventorsTop 15%
Overall (All Time): #519,131 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
7944669 Electric fence energizer lightning protection 2011-05-17
7733208 High voltage pulse type transformer with increased coupling coefficient through primary and secondary winding proximity 2010-06-08
7582988 Lethal electric fence energizer 2009-09-01
7543406 Anti-false tripping escape-proof single-catch animal trap 2009-06-09
7191735 Electric animal deterrent for contact with underlying ground system 2007-03-20
7148779 Pulse type transformer with increased coupling coefficient through configuration of plural primary windings 2006-12-12
6948452 Electric animal deterrent for contact with underlying ground system 2005-09-27
6822549 Method for increased coupling coefficient in a pulse type transformer through coil configuration and varied core area 2004-11-23
5877949 Direct capacitive discharge electric fence controller Gerald D. Wyatt 1999-03-02
5790023 Apparatus and method for control of electric fence Danny M. Ondler, Gerald D. Wyatt 1998-08-04