DK

Douglas D. Klendworth

PP Phillips Petroleum: 15 patents #100 of 1,401Top 8%
EL Equistar Chemicals, Lp: 9 patents #25 of 250Top 10%
QC Quantum Chemical: 3 patents #26 of 91Top 30%
LG Lummus Novolen Technology Gmbh: 1 patents #23 of 33Top 70%
NC Novolen Technology Holdings, C.V.: 1 patents #6 of 17Top 40%
📍 Sharonville, OH: #31 of 1,065 inventorsTop 3%
🗺 Ohio: #1,880 of 73,341 inventorsTop 3%
Overall (All Time): #132,725 of 4,157,543Top 4%
29
Patents All Time

Issued Patents All Time

Showing 26–29 of 29 patents

Patent #TitleCo-InventorsDate
4788171 Phosphated calcined alumina 1988-11-29
4735931 In situ comonomer generation in olefin polymerization Max P. McDaniel, Donald D. Norwood, Eric T. Hsieh, Elizabeth A. Boggs 1988-04-05
4693991 Hydrotreating catalyst composition Geir Bjornson, Lloyd E. Gardner, Floyd E. Farha, Jr. 1987-09-15
4655906 Hydrotreating process employing a novel catalytic composition Geir Bjornson, Lloyd E. Gardner, Floyd E. Farha, Jr. 1987-04-07