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Chengwei Chiu

VL Varel International Ind., L.L.C.: 1 patents #33 of 57Top 60%
📍 Spring, TX: #1,281 of 2,039 inventorsTop 65%
🗺 Texas: #73,555 of 125,132 inventorsTop 60%
Overall (All Time): #4,152,283 of 4,157,543Top 100%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10494873 Roller cone bit having gland for full seal capture Matthew Charles Stroever, Johnathan Howard 2019-12-03