HW

Hartmut Wittkopf

FK Flabeg Gmbh & Co. Kg: 1 patents #1 of 3Top 35%
📍 Gelsenkirchen, DE: #1 of 7 inventorsTop 15%
Overall (2002): #209,305 of 266,432Top 80%
1
Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6369935 Electrochrome glazing Jens Cardinal, Volker Gumprich 2002-04-09