JM

John B. McLaughlin

HD Hydril Usa Distribution: 1 patents #45 of 110Top 45%
Overall (All Time): #4,146,604 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10465031 Short-chain fluorocarbon-grafted elastomer blowout preventer packers and seals for enhanced H2S resistance Ming-Yu Huang, Yuhua Dong, Read Joseph Johnson, Miao Luo, Sitaraman Krishnan +1 more 2019-11-05