JH

Johan Haverkamp

LB Lever Brothers: 1 patents #16 of 90Top 20%
📍 Bergschenhoek, NL: #1 of 1 inventorsTop 100%
Overall (1989): #95,047 of 140,708Top 70%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4824599 Enzymatic detergent composition Hendrik E. de Jong, Ton Swarthoff 1989-04-25