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Ulf Pillkahn

SA Siemens Aktiengesellschaft: 2 patents #6,658 of 22,248Top 30%
Overall (All Time): #2,206,104 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6617869 Electrical circuit with a testing device for testing the quality of electronic connections in the electrical circuit — 2003-09-09
6396968 Optical signal transmission device — 2002-05-28