Werner Hebgen has been granted 4 US patents while listed as an inventor at Basf Se . The first was granted in 1988 and the most recent in January 2004. Werner Hebgen ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Werner Hebgen in Schallstadt, DE.
Patents per Year Patents granted per year, 1988 to 2004 Bar chart with a peak of 2 patents in 1988. peak 2 1988: 2 patents 1988 1992: 1 patents 1992 2004: 1 patents 2004
Issued Patents All Time
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Showing 1–4 of 4 patents
Patent # Title Co-Inventors Date Approx Value ⓘ
6680416 Supported catalyst containing pseudo-boehmite and &ggr;-Al2O3, production of same and its use for producing 1,2-dichloroethane Christopher William Rieker , Ruprecht Meissner 2004-01-20
$609,000
5175382 Preparation of 1,2-Dichloroethane Gerd Krome , Erhard Stahnecker 1992-12-29
4740644 Preparation of 1,2-dichloroethane by oxychlorination of ethylene over a copper-containing supported catalyst Hans-Dieter Eichhorn , Hans H. Schneehage , Luc Cordemans , Christof Jaeckh , Wolf D. Mross 1988-04-26
4720599 Preparation of vinyl chloride by thermal cracking of 1,2-dichloroethane Eckehard Danz , Gerd Krome , Erhard Stahnecker 1988-01-19
