ES

Ev Suess

SA Symrise Ag: 2 patents #127 of 439Top 30%
Overall (All Time): #1,875,193 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10981854 Method for purification of 4-hydroxyacetophenone Ravikumar Pillai, Sven Siegel, Karolin Bolte, Yan Liuxin 2021-04-20
10752571 Method for purification of 4-hydroxyacetophenone Ravikumar Pillai, Sven Siegel, Karolin Bolte, Yan Liuxin 2020-08-25