JH

Johannes T. de Hey

UB Unilever Patent Holdings B.V.: 2 patents #73 of 552Top 15%
📍 Hilversum, NL: #66 of 289 inventorsTop 25%
Overall (All Time): #2,311,880 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5149840 Hydroxy furanone preparation Coenraad Decnop, Johannes M. Van Dort 1992-09-22
4996069 Process for the preparation of flavor and fragrance materials Harrie Renes, Jan Visser 1991-02-26