HI

Hans P. Isenring

CI Ciba-Geigy: 1 patents #137 of 464Top 30%
📍 Sissach, CH: #2 of 2 inventorsTop 100%
Overall (1994): #129,023 of 165,921Top 80%
1
Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5288928 Asymmetrical hydrogenation Emil A. Broger, Yvo Crameri, Albert Pfiffner 1994-02-22