WK

Walter Kellner

SA Siemens Aktiengesellschaft: 1 patents #149 of 792Top 20%
📍 Putzbrunn, DE: #1 of 4 inventorsTop 25%
Overall (1997): #61,900 of 185,788Top 35%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5701022 Semiconductor memory device with trench capacitor Karl-Heinz Kusters, Wolfgang Muller, Franz-Xaver Stelz 1997-12-23