FW

Frank Welzel

PC Phoenix Contact: 2 patents #2 of 55Top 4%
📍 Detmold, DE: #4 of 26 inventorsTop 20%
Overall (2011): #100,497 of 364,097Top 30%
2
Patents 2011

Issued Patents 2011

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8072728 Overvoltage protection device Jens Willmann, Gerhard Wolff, Martin Wetter 2011-12-06
7995348 Surge protector with a mounting base Ralf Hausmann, Christina Grewe 2011-08-09