Inventor · Midland, MI, US

David D. Graf

12Patents
6h-index
28Co-inventors
62Inventor score

Filing activity: Jan 20, 1999 → May 15, 2014

Most-cited inventions

PatentTitleAreaCited byStatus
US7858706B2 Catalyst composition comprising shuttling agent for ethylene multi-block copolymer formation Emerging Cross-Sectional Technologies 121 Active
US8198374B2 Catalyst composition comprising shuttling agent for ethylene multi-block copolymer formation Emerging Cross-Sectional Technologies 42 Active
US8450438B2 High temperature polyethylene solution polymerization process Emerging Cross-Sectional Technologies 22 Active
US6235917A Dinuclear complexes and polymerization catalysts therefrom Emerging Cross-Sectional Technologies 14 Expired
US9243090B2 Catalyst composition comprising shuttling agent for ethylene multi-block copolymer formation Emerging Cross-Sectional Technologies 13 Active
US8785551B2 Catalyst composition comprising shuttling agent for ethylene multi-block copolymer formation Emerging Cross-Sectional Technologies 8 Active
US6284698A Highly activated bimetallic complexes and polymerization process Chemistry; Metallurgy 5 Expired
US7098356B2 Substituted indenyl metal complexes and polymerization process Emerging Cross-Sectional Technologies 5 Expired
US6825295B2 Alkaryl-substituted group 4 metal complexes, catalysts and olefin polymerization process Chemistry; Metallurgy 4 Expired
US6946531B2 Low molecular weight ethylene interpolymers and polymerization process Emerging Cross-Sectional Technologies 2 Expired
US8710143B2 Catalyst composition comprising shuttling agent for ethylene multi-block copolymer formation Emerging Cross-Sectional Technologies 1 Active
US7087773B2 Group 4 metal complexes containing 4-aryl-substituted, tricyclic indenyl derivatives Emerging Cross-Sectional Technologies 1 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.