JY

Joseph W. Yatchum

CS Cooper Power Systems: 1 patents #25 of 71Top 40%
MC Mcgraw-Edison: 1 patents #75 of 210Top 40%
CT Cooper Technologies: 1 patents #306 of 757Top 45%
📍 McMurray, PA: #39 of 178 inventorsTop 25%
🗺 Pennsylvania: #23,606 of 74,527 inventorsTop 35%
Overall (All Time): #1,657,005 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5191179 Tap selector anti-arcing system Clarence K. Hess, Jr. 1993-03-02
5056377 Tap selector anti-arcing system Clarence K. Hess, Jr. 1991-10-15
4533798 Current transfer shunt arrangement David F. Giegel 1985-08-06