FS

Friedhelm Sawitzki

LP Licentia Patent-Verwaltungs-Gmbh: 4 patents #24 of 547Top 5%
📍 Frankfurt am Main, DE: #553 of 1,925 inventorsTop 30%
Overall (All Time): #1,307,142 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
4618781 Gate turn-off thyristor construction Dieter Silber, Kurt Roy 1986-10-21
4243998 Safety circuit for a semiconductor element Heinrich Schlangenotto, Ronald Michael Henson 1981-01-06
4217504 Semiconductor switch with thyristors Marius Fullmann, Dieter Silber 1980-08-12
4195306 Gate turn-off thyristor Marius Fullmann, Dieter Silber 1980-03-25