HD

Hartmut Draeger

HG Hach Lange Gmbh: 2 patents #28 of 71Top 40%
IE Itt Manufacturing Enterprises: 1 patents #577 of 1,404Top 45%
Overall (All Time): #1,328,260 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
12287260 Process water analysis sampling arrangement Daniel Hofsommer, Manfred Battefeld, Axel Leyer, Sebastian Goertz, Kathrin Otte +3 more 2025-04-29
10718710 Water analysis device Hans-Joachim Kumpch, Detlef Liebchen 2020-07-21
6093900 Actuatable switch in sealed housing Klaus B. Wisskirchen, Klaus Lamm 2000-07-25