JR

Johannes Gerhardus Roelfes

Overall (2003): #190,323 of 273,478Top 70%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6617299 Composition and method for bleaching a substrate Riccardo Filippo Carina, Bernard Lucas Feringa, Ronald Hage, Catherine Hemmert, Jean Hypolites Koek +7 more 2003-09-09