NS

Norber Schärer

SA Siegfried Ag: 1 patents #22 of 57Top 40%
Overall (All Time): #3,237,798 of 4,157,543Top 80%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7872135 Method for introducing a 1,2-double bond into 3-oxo-4-azasteroid compounds Beat Webber, Beat Muller 2011-01-18