SH

Sandra Hopko

EX ExxonMobil: 1 patents #5,661 of 10,161Top 60%
Overall (All Time): #3,492,325 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6802379 Liquid lift method for drilling risers Charles R. Dawson, Yuh-Hwang Tsao 2004-10-12