RS

Rupert Spence

EA E.I. Du Pont De Nemours And: 5 patents #1,460 of 8,010Top 20%
NS Nova Chemicals (International) S.A.: 1 patents #191 of 299Top 65%
📍 Calgary, CA: #641 of 5,407 inventorsTop 15%
Overall (All Time): #846,678 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
9828328 Process to prepare 3-methyl-2-nitrobenzoic acid by air oxidation Stephen Ernest Jacobson, Donald J. Dumas, Sarah May Crawford, Venkateswara Rao Surisetty 2017-11-28
8598391 Polytrimethylene ether glycol or copolymers thereof having improved color and processes for their preparation Aaron Minter, Edward R. Murphy, Howard Ng, Tuyu Xie 2013-12-03
8148491 Preparation of polytrimthylene ether glycol or copolymers thereof David C. Confer, Mark Andrew Harmer, Christian Hoffmann, Scott Christopher Jackson, Sigridur Soley Kristjansdottir 2012-04-03
8143371 Preparation of polytrimethylene ether glycol or copolymers thereof Mark Andrew Harmer, Christian Hoffmann, Scott Christopher Jackson, Edward R. Murphy 2012-03-27
7022787 Olefin polymerization catalyst Robert L. Stevens 2006-04-04
6124487 Olefin polymerization catalyst having a bridged phosphole-heteroatom ligand Xiaoliang Gao, Linda Koch, Stephen John Brown, Daryll G. Harrison 2000-09-26