DG

Darin Grassmann

OL Oil States Energy Services, L.L.C.: 1 patents #6 of 15Top 40%
📍 Piedmont, OK: #2 of 3 inventorsTop 70%
🗺 Oklahoma: #307 of 1,049 inventorsTop 30%
Overall (2021): #484,869 of 548,734Top 90%
1
Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11168528 Universal atmospheric deployment device Bob McGuire, Danny Lee Artherholt, Mickey Claxton, Blake Mullins, Jimmy Livingston 2021-11-09