SC

Sheng Chang

Schlumberger Technology: 2 patents #100 of 878Top 15%
Overall (2016): #99,943 of 481,213Top 25%
2
Patents 2016

Issued Patents 2016

Patent #TitleCo-InventorsDate
9496075 Wireline cables not requiring seasoning Joseph Varkey, Vadim Protasov, Jushik Yun 2016-11-15
9412492 Torque-balanced, gas-sealed wireline cables Joseph Varkey, Byong Jun Kim, Jushik Yun 2016-08-09