GZ

Gerd Ziegast

SA Sandoz Ag: 2 patents #275 of 1,103Top 25%
Overall (All Time): #2,307,392 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5091565 Poly-dicaboxylic acid anhydrides, their production and use — 1992-02-25
4792598 Poly-dicaboxylic acid anhydrides and polymeric anhydrides therefrom — 1988-12-20