KW

Karl H. Wilhelm

U.S. Philips: 2 patents #2,537 of 8,851Top 30%
📍 Aachen, DE: #1,006 of 2,680 inventorsTop 40%
Overall (All Time): #2,339,354 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4782265 Electrochemical luminescent cell Hartwig Schaper, Erwin Schnedler 1988-11-01
4422006 Electrochemical luminescent cell Hartwig Schaper 1983-12-20