AW

Alf-Eric Wischnat

EG Engelhard Process Chemicals Gmbh: 3 patents #2 of 14Top 15%
📍 Lehrte, DE: #27 of 134 inventorsTop 25%
Overall (All Time): #1,639,461 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5766312 Adsorbents composed of inorganic oxides modified with organic dyes Kirsten Furhmann, Thomas Schulz, Michael Hoffmeister 1998-06-16
5484454 Adsorbents composed of inorganic oxides modified with organic dyes Kirsten Furhmann, Thomas Schulz, Michael Hoffmeister 1996-01-16
5421860 Sorption of organic compounds from fluids Karl-Heinz Bretz, Kristen Fuhrmann, Michael Hoffmeister, Peter Engelmann, Andreas Meyer-Anderson +3 more 1995-06-06