KP

Karin Preissner

SA Siemens Aktiengesellschaft: 1 patents #10,653 of 22,248Top 50%
Overall (All Time): #3,720,116 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5648195 Radiation-sensitive resist composition comprising a diazoketone Michael Sebald, Siegfried Birkle, Hans Jurgen Bestmann 1997-07-15