Inventor

HARTWIG SIEGFRIED

AT3 patents

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

AVL LIST GMBH

2 patents

US11056708B2Jul 6, 2021

Generator unit having a fuel cell device; vehicle having a generator unit of this type and tail pipe device for a generator unit

AVL LIST GMBH0 citations57

US11066988B2Jul 20, 2021

Length-adjustable connecting rod with control device

AVL LIST GMBH0 citations45

VER FLUGTECHNISCHE WERKE

1 patent

US4345237AAug 17, 1982

Supervisory and monitoring system for helicopter propeller blades

VER FLUGTECHNISCHE WERKE20 citations70