HA

Hellmut Ahne

SA Siemens Aktiengesellschaft: 4 patents #5 of 792Top 1%
📍 Königsee, DE: #1 of 3 inventorsTop 35%
Overall (1997): #8,104 of 185,788Top 5%
4
Patents 1997

Issued Patents 1997

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5703186 Mixed polymers Recai Sezi, Horst Borndoerfer, Siegfried Birkle, Eberhard Kuehn, Rainer Leuschner +2 more 1997-12-30
5696218 Preparation of poly-o-hydroxyamides and poly-o-mercaptoamides Recai Sezi, Roland Gestigkeit 1997-12-09
5688631 Methods for producing polybenzoxazol precursors and corresponding resist solutions Recai Sezi, Eva Rissel 1997-11-18
5616667 Copolymers Recai Sezi, Horst Borndoerfer, Siegfried Birkle, Eberhard Kuehn, Rainer Leuschner +2 more 1997-04-01