WS

Walter Siegrist

LO Lonza: 3 patents #148 of 658Top 25%
Overall (All Time): #1,515,040 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
8946115 Catalysts for the preparation of methylpyridine Daniel Pianzola 2015-02-03
8530664 Catalysts for the preparation of methylpyridine Daniel Pianzola 2013-09-10
5714610 Process for the preparation of 3-methylpiperidine and 3-methylpyridine by catalytic cyclization of 2-methyl-1, 5-diaminopentane Josef Heveling, Erich Armbruster 1998-02-03