HF

Henricus H. W. Feijen

DB Dsm Ip Assets B.V.: 1 patents #1,007 of 2,011Top 55%
📍 Velp, NL: #24 of 55 inventorsTop 45%
Overall (All Time): #2,106,072 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7931843 Process for producing polyphenylene sulfide filament yarns Bastiaan Krins, Peter Heuzeveldt, Christian Vieth, Rudolf Elbert 2011-04-26
7803431 Method for coating a yarn Freddy M. J. Tijink, Ronald Stiefelhagen, Christian Vieth, Johannes P. M. Dortmans 2010-09-28