Inventor
PRACHT STEFFEN
DE5 patents
Patents
5 patentsUS12295441B2May 13, 2025
Safety helmet with a resiliently attached shock-absorbing shell and process for manufacturing same
DRAEGER SAFETY AG & CO KGAA2 citations69
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
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
US11666111B2Jun 6, 2023
Head protection system
DRAEGER SAFETY AG & CO KGAA0 citations45
US11707103B2Jul 25, 2023
Safety helmet with telescopically adjustable head size
DRAEGER SAFETY AG & CO KGAA0 citations41