HP

Herbert E. Pietsch

WE Westinghouse Electric: 2 patents #1,558 of 5,139Top 35%
TI Thomas Industries: 1 patents #47 of 97Top 50%
📍 Monroeville, PA: #237 of 710 inventorsTop 35%
🗺 Pennsylvania: #23,606 of 74,527 inventorsTop 35%
Overall (All Time): #1,671,873 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4873471 High frequency ballast for gaseous discharge lamps Thomas E. Dean, William H. Henrich, David Matthew Fischer, Lawrence J. Stratton 1989-10-10
4297250 Method of producing homogeneous ZnO non-linear powder compositions Tapan K. Gupta 1981-10-27
4207482 Multilayered high voltage grading system for electrical conductors Charles L. Neumeyer 1980-06-10