ZF

Zhiping David Fan

IA Inventio Ag: 1 patents #444 of 953Top 50%
📍 Ebikon, CH: #77 of 135 inventorsTop 60%
Overall (All Time): #3,610,893 of 4,157,543Top 90%
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6043999 Apparatus and method for controlling an elevator power supply Jürgen Ehrenberg 2000-03-28