LY

Leo Yang

NV National Oilwell Varco: 1 patents #240 of 551Top 45%
Overall (All Time): #2,615,405 of 4,157,543Top 65%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11795766 Lubricator assembly and method for servicing tubular members Andrew Ian McKenzie, Robert Benjamin Donnally, Lei Cheng, George Wu 2023-10-24