PH

Peter H. H. Hermkens

DB Duphar International Research B.V.: 2 patents #49 of 182Top 30%
📍 Weesp, NL: #96 of 254 inventorsTop 40%
Overall (All Time): #2,297,017 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5348949 Method of preparing N-oxo-tetrahydro-.beta.-carbolines Jan Herman van Maarseveen, Johan W. Scheeren, Cornelis G. Kruse 1994-09-20
5106840 Method of preparing n-oxo-tetrahydro-beta-carbolines Jan Herman van Maarseveen, Johan W. Scheeren, Cornelis G. Kruse 1992-04-21