Inventor

LIERSCH RALPH

DE4 patents

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

METABOWERKE GMBH

2 patents

US7789737B2Sep 7, 2010

Rapid locking device

METABOWERKE GMBH13 citations77

US6808347B2Oct 26, 2004

Tensioning nut to secure a disk-shaped tool

METABOWERKE GMBH4 citations56

LIERSCH RALPH

2 patents

US9385401B2Jul 5, 2016

Rechargeable battery pack and electrical hand tool device

LIERSCH RALPH0 citations42

US8663834B2Mar 4, 2014

Rechargeable battery pack and electrical hand tool device

LIERSCH RALPH0 citations42