Inventor
RITTER HENNING
DE2 patents
Patents
2 patentsUS10193588B2Jan 29, 2019
Head protection device, communication unit, connection unit and system comprising head protection device, communication unit and connection unit
DRAEGER SAFETY AG & CO KGAA5 citations65
US9543774B2Jan 10, 2017
Supply circuit in a communication system of a protective headgear, protective headgear with such a supply circuit and method for operating such a supply circuit
DRAEGER SAFETY AG & CO KGAA2 citations63