CH

Christof Hartl

SA Siemens Aktiengesellschaft: 2 patents #6,658 of 22,248Top 30%
📍 Neunkirchen, DE: #107 of 278 inventorsTop 40%
Overall (All Time): #2,336,383 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4739512 Hearing aid Ulrich Birkholz, Peter Nassler, Hans-Joachim Weiss 1988-04-19
4639556 Hearing aid with a flexible printed circuit board Hans R. Wagner 1987-01-27