RK

Ralph Evans Killen

Chevron: 2 patents #1,772 of 4,788Top 40%
Overall (All Time): #2,032,364 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
9199213 Fixed-bed catalyst support for a hydroprocessing reactor Craig Boyak 2015-12-01
9079141 Vortex-type mixing device for a down-flow hydroprocessing reactor Craig Boyak, Abdenour Kemoun, Krishniah Parimi, Steven Xuqi Song 2015-07-14