HM

Hans Matthiessen

DA Dragerwerk Aktiegesellschaft: 15 patents #12 of 361Top 4%
DK Dräger Medical Ag & Co. Kg: 4 patents #12 of 111Top 15%
DK Dräger Safety Ag & Co. Kgaa: 3 patents #56 of 278Top 25%
DG Drager Sicherheitstechnik Gmbh: 1 patents #10 of 31Top 35%
DG Draeger Medical Gmbh: 1 patents #1 of 15Top 7%
DG Dräger Medical Gmbh: 1 patents #80 of 172Top 50%
DA Drägerwerk Aktiengesellschaft: 1 patents #14 of 36Top 40%
📍 Groß Parin, DE: #1 of 2 inventorsTop 50%
Overall (All Time): #147,198 of 4,157,543Top 4%
27
Patents All Time

Issued Patents All Time

Showing 26–27 of 27 patents

Patent #TitleCo-InventorsDate
4440166 Electrically and mechanically controllable closed cycle respirator Jörg Winkler, Ernst Warncke, Adalbert Pasternack 1984-04-03
4423723 Closed cycle respirator with emergency oxygen supply Jo/ rg Winkler, Ernst Warncke, Adalbert Pasternack 1984-01-03