WK

Willi Keul

RA Rheinische Braunkohlenwerke Ag: 1 patents #22 of 62Top 40%
📍 Kerpen, DE: #43 of 128 inventorsTop 35%
Overall (All Time): #2,210,756 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6352108 Well pipe Wilhelm Meyer, Thomas D. Bloomfield 2002-03-05
4717182 Plastic coupling sleeve for pipes Uwe Behrens 1988-01-05