NW

Norbert Weferling

CL Clariant: 4 patents #3 of 67Top 5%
📍 Frechen, DE: #1 of 6 inventorsTop 20%
Overall (2004): #12,713 of 270,089Top 5%
4
Patents 2004

Issued Patents 2004

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6815558 Process for preparing (metal) alkylphosphonites II 2004-11-09
6806383 Process for preparing (metal) alkylphosphonites I Martin Sicken 2004-10-19
6770779 Process for preparing alkylphosphonite esters Martin Sicken, Hans-Peter Schmitz, Gunter Kolbe 2004-08-03
6727335 Polymeric phosphinic acids and salts thereof Martin Sicken, Hans-Peter Schmitz 2004-04-27