Showing 1–6 of 6 inventors

Rank Inventor Primary Company Patents
1 Bertus Dijkman 3M 1
1 Robertus Diks Conopco 1
1 Johannes Laan Unichema Chemie B.V. 1
1 Johan Vissers 1
1 Saskia H. P. M. Dingelstad U.S. Philips 1
1 Rudolf Koppe U.S. Philips 1