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ND National Oilwell Dht: 1 patents #4 of 19Top 25%
📍 Houston, TX: #738 of 2,453 inventorsTop 35%
🗺 Texas: #5,225 of 15,389 inventorsTop 35%
Overall (2017): #217,182 of 506,227Top 45%
1
Patents 2017

Issued Patents 2017

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9840874 Hybrid rolling cone drill bits and methods for manufacturing same Tjandra Sukendro 2017-12-12