FH

Franz Hoelzlwimmer

SA Siltronic Ag: 1 patents #145 of 300Top 50%
📍 Zeilarn, DE: #4 of 6 inventorsTop 70%
Overall (All Time): #2,831,748 of 4,157,543Top 70%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10861704 Method for the vapour phase etching of a semiconductor wafer for trace metal analysis — 2020-12-08