DK

Douglas D. Keller

EL Equistar Chemicals, Lp: 1 patents #133 of 250Top 55%
QC Quantum Chemical: 1 patents #53 of 91Top 60%
📍 Cincinnati, OH: #3,621 of 8,043 inventorsTop 50%
🗺 Ohio: #30,338 of 73,341 inventorsTop 45%
Overall (All Time): #2,092,530 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8207248 Polyethylene composition having reduced warpage in molded articles Jeffrey C. Haley, Robert L. Sherman, JR., Edward S. Vargas, Jeffrey J. Strebel 2012-06-26
5574082 Propylene polymer compositions having improved color and stabilizers therefor. Morgan L. Gibbs 1996-11-12