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Joachim Schaefer

EA Ems-Chemie Ag: 1 patents #39 of 85Top 50%
Overall (All Time): #3,438,761 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6842574 Optical wave-guide Hans-Matthias Horn, Ilona W. Schmidt, Helmut Thullen, Volker Eichhorn, Thomas Wutke +1 more 2005-01-11