Inventor
FRANKE KATJA
DE5 patents
Patents
5 patentsUS9839798B2Dec 12, 2017
Safety hood with a visor size-independent fastening on the head strap
DRAEGER SAFETY AG & CO KGAA9 citations79
US11992079B2May 28, 2024
Safety helmet with a sheathed bearing element, process for removing the sheathing from the safety helmet and process for manufacturing such a safety helmet
DRAEGER SAFETY AG & CO KGAA2 citations68
US10765894B2Sep 8, 2020
Head protection device and respirator device
DRAEGER SAFETY AG & CO KGAA4 citations68
US12064000B2Aug 20, 2024
Safety helmet with mechanical coding for plug connections between the inner lining and the bearing structure
DRAEGER SAFETY AG & CO KGAA1 citations58
US12342898B2Jul 1, 2025
Safety helmet with a sheathed bearing element, process for removing the sheathing from the safety helmet and process for manufacturing such a safety helmet
DRAEGER SAFETY AG & CO KGAA0 citations57