MM

Max A. Metcalf

TW The Charles Machine Works: 4 patents #2 of 35Top 6%
📍 Stillwater, OK: #1 of 60 inventorsTop 2%
🗺 Oklahoma: #47 of 1,063 inventorsTop 5%
Overall (2020): #49,225 of 565,922Top 9%
4
Patents 2020

Issued Patents 2020

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
10851599 Horizontal directional drill pipe drive connection with locking feature Greg L. Slaughter, Jr., Floyd R. Gunsaulis 2020-12-01
10808466 Pipe handling assembly Rick G. Porter 2020-10-20
10724347 Virtual brake system Joseph G. Greenlee, Aleksander S. Wolfe, Jarred R. Callaway 2020-07-28
10557332 Spindle brake logic Aleksander S. Wolfe, Pete Ramos 2020-02-11