RK

Roland Koppert

SA Siltronic Ag: 7 patents #27 of 300Top 9%
Overall (All Time): #740,271 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
8882565 Method for polishing a semiconductor wafer Juergen Schwandner 2014-11-11
8721390 Method for the double-side polishing of a semiconductor wafer Juergen Schwandner, Thomas Buschhardt 2014-05-13
8647985 Method for polishing a substrate composed of semiconductor material Juergen Schwandner, Thomas Buschhardt, Georg Pietsch 2014-02-11
8647173 Method for polishing a semiconductor wafer Juergen Schwandner, Thomas Buschhardt 2014-02-11
8551870 Method for producing an epitaxially coated semiconductor wafer Juergen Schwandner 2013-10-08
8444455 Polishing pad and method for polishing a semiconductor wafer Juergen Schwandner 2013-05-21
8338302 Method for polishing a semiconductor wafer with a strained-relaxed Si1−xGex layer Juergen Schwandner 2012-12-25