Inventor · Lake Jackson, TX, US

Donald E. Kirkpatrick

9Patents
5h-index
17Co-inventors
60Inventor score

Filing activity: Feb 26, 1990 → May 27, 2015

Most-cited inventions

PatentTitleAreaCited byStatus
US6365079B1 Process for preparing starch and epoxy-based thermoplastic polymer compositions Chemistry; Metallurgy 86 Expired
US5236649A Extrudable thermoplastic particulates Emerging Cross-Sectional Technologies 23 Expired
US6376583B1 Process for preparing starch and epoxy-based thermoplastic polymer compositions Chemistry; Metallurgy 20 Expired
US5700887A Preparation of branched polymers from vinyl aromatic monomer Chemistry; Metallurgy 10 Expired
US5115029A Extrudable polymeric composition Chemistry; Metallurgy 8 Expired
US10583637B2 Coextruded multilayer film with propylene-based polymer barrier layer Performing Operations; Transporting 2 Active
US10336041B2 Coextruded multilayer film with propylene-based polymer and ethylene-based polymer Performing Operations; Transporting 0 Active
US10265933B2 Microlayer component for films with improved gas/moisture carrier by controlling crystal lamellae orientation Performing Operations; Transporting 0 Active
US10259154B2 Coextruded multilayer film with beta-propylene-based barrier layer Performing Operations; Transporting 0 Active

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