DS

Douglas W. Stephan

NS Nova Chemicals (International) S.A.: 3 patents #3 of 30Top 10%
📍 Toronto, CA: #20 of 376 inventorsTop 6%
Overall (2002): #30,537 of 266,432Top 15%
3
Patents 2002

Issued Patents 2002

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6440890 Hydrocarbyl phosphinimine/cyclopentadienyl complexes of group IV metals and preparation thereof Rupert Edward von Haken Spence, Stephen John Brown, Ryan Wurz, Dusan Jeremic 2002-08-27
6355744 Cyclopentadienyl/phosphinimine catalyst with one and only one activatable ligand Rupert Edward von Haken Spence, Stephen John Brown, Dusan Jeremic, Qinyan Wang 2002-03-12
6342463 Polymerization catalyst having a phosphinimine ligand Jeff C. Stewart, Stephen John Brown, John William Swabey, Qinyan Wang 2002-01-29