BR

Bernhard Raz

CI Ciba-Geigy: 1 patents #1,572 of 2,867Top 55%
Overall (All Time): #3,932,506 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4847374 Process for the manufacture of N,N-(Dibenzohexatrienylene)ureas Georg Acklin, Ernst Aufderhaar, Günter Kaupp, Ulrich Vogel 1989-07-11