KL

Karlheinz Langsdorf

SA Siltronic Ag: 1 patents #145 of 300Top 50%
Overall (All Time): #1,245,498 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
7829467 Method for producing a polished semiconductor Maximilian Stadler, Gunter Schwab, Diego Feijoo 2010-11-09
6530381 Process for the wet-chemical surface treatment of a semiconductor wafer Gunter Schwab, Maximilian Stadler, Edeltraut Pichelmeier 2003-03-11
5351446 Method and apparatus for the rotary sawing of brittle and hard materials 1994-10-04
4844047 Process for sawing crystal rods or blocks into thin wafers Gerhard Brehm, Johann Niedermeier, Johann Glas 1989-07-04