Senior Research Fellow (15 US Patents issued, 7 publications) 2007-presentCentral Research & Development, E. I. du Pont de Nemours and Co., Inc., Wilmington, DELed a team of professionals on a multi-million dollar project to develop composite materials for aerospace applications; senior consultant on development of a new route to produce TiO2; member of teams studying: ballistics, adsorptive separations, catalysts for biofuels, adhesion, oil sand extraction, sugars extraction, natural gas upgrading. Member of a rapid technology assessment team on biofuels. Mentor to new employees. Co-authored seven papers and nine external presentations and named co-inventor on 24 US patents and patent applications.

Research Fellow (6 US Patents issued, 3 publications) 2003-2007Central Research & Development, E. I. du Pont de Nemours and Co., Inc., Wilmington, DELed a team of professionals on a multi-million dollar project to develop a new route to produce TiO2. Led research on adsorptive separations. Member of teams examining: hydrogen storage, new inks for inkjet printing, photostabilization of titanium dioxide, titanium metal production. Co-authored three papers and four external presentations and named co-inventor on six US patents.

Senior Research Associate/Research Leader (24 US Patents issued, 38 publications) 1995-2003Central Research & Development, E. I. du Pont de Nemours and Co., Inc., Wilmington, DEChaired and organized two 3½ day internal technical conferences of 500-600 attendees each (1997-1998). Led research on: adsorptive separations, design of new catalysts for alternative fluorocarbons synthesis, photochemistry, mixed matrix membranes. Co-authored 24 papers and 16 external presentations and named co-inventor on 24 US patents.

Staff Scientist (10 US Patents issued, 62 publications) 1981-1993Central Research & Development, E. I. du Pont de Nemours and Co., Inc., Wilmington, DE Designed new catalysts for: methylamines synthesis, selective acetylene hydrogenation in the presence of butadiene and acetylene, selective carbon monoxide oxidation in the presence of butane, dimethylether to ethylene and propylene, PEKK oligomer synthesis; group transfer polymerization; new AlF3-based fluorination catalysts. Led research on: adsorptive separations of fluorocarbon streams; modification of photochemical reactivity using zeolites, zeolites as ceramic precursors for microelectronic packaging. Co-authored 62 papers and 55 external presentations and named co-inventor on 10 US patents

Senior Research Chemist (1 US Patent issued) 1980-1981 The Standard Oil Company (Ohio), Cleveland, OHSynthesized catalysts for phthalic anhydride synthesis; studied processes for extraction of chemicals from shale oil; demonstrated use of fly ash as fluidized bed catalyst; demonstrated metals extraction from fly ash and spent shale. Named co-inventor on three US patent applications; one US patent issued.