Inventor
UHL GUENTHER
DE6 patents
⚠️ This page may combine multiple inventors who share the name “UHL GUENTHER”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BERU AG
4 patentsUS6712032B2Mar 30, 2004
Method for heating up an electrical heating element, in particular a glow plug for an internal combustion engine
BERU AG22 citations91
US6635851B2Oct 21, 2003
Process and circuit for heating up a glow plug
BERU AG32 citations90
US6736098B2May 18, 2004
Method and device for controlling the heating of the glow plugs in a diesel engine
BERU AG10 citations72
US6872922B2Mar 29, 2005
Method for operating a multi-stage electrical heater comprised of several heating elements
BERU AG8 citations71