KV

Karel Valter

Hoffmann-La Roche: 1 patents #1,850 of 3,238Top 60%
📍 Geneva, CH: #250 of 946 inventorsTop 30%
Overall (All Time): #1,656,991 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5262402 Process for preparing pyrimidinetrione derivatives Bernard Siegfried, Jindrich Vachta, Stephane Hugentobler 1993-11-16
5190946 Methods and compounds Avner Ramu 1993-03-02
4611057 Process for preparing pyrimidinetrione derivatives Philippe Gold-Aubert, Diran Melkonian, Jindrich Vachta, Bernard Siegfried, Stephane Hugentobler 1986-09-09