Inventor

WELZEL FRANK

DE3 patents

⚠️ This page may combine multiple inventors who share the name “WELZEL FRANK”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

PHOENIX CONTACT GMBH & CO

2 patents

US7335029B2Feb 26, 2008

Circuit board with shielded connection

PHOENIX CONTACT GMBH & CO4 citations51

US7995348B2Aug 9, 2011

Surge protector with a mounting base

PHOENIX CONTACT GMBH & CO0 citations30

WILLMANN JENS

1 patent

US8072728B2Dec 6, 2011

Overvoltage protection device

WILLMANN JENS3 citations51