DH

David Michel Harrington

VL Varel International Ind., L.L.C.: 1 patents #1 of 9Top 15%
📍 Dallas, TX: #216 of 743 inventorsTop 30%
🗺 Texas: #5,205 of 15,368 inventorsTop 35%
Overall (2018): #445,766 of 503,207Top 90%
1
Patents 2018

Issued Patents 2018

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9951409 Modified surface properties of percussion tools used in downhole drilling Anthony Plana, Ted James Breckenfeld 2018-04-24