RP

Rick G. Porter

TW The Charles Machine Works: 2 patents #10 of 42Top 25%
Overall (2021): #119,602 of 548,734Top 25%
2
Patents 2021

Issued Patents 2021

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11156039 Mechanical shuttle pipe gripper 2021-10-26
11078731 Pipe storage box Max A. Metcalf 2021-08-03