MR

Mark D. Randa

TW The Charles Machine Works: 3 patents #3 of 35Top 9%
📍 Oconomowoc, WI: #5 of 45 inventorsTop 15%
🗺 Wisconsin: #546 of 4,887 inventorsTop 15%
Overall (2024): #75,002 of 561,600Top 15%
3
Patents 2024

Issued Patents 2024

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
12092257 Lead pipe spudding prior to extraction or remediation Robert F. Crane, Steven W. Wentworth 2024-09-17
D1018244 Pipe slitter Walter George Thompson 2024-03-19
11913570 System for applying torsional force to a buried pipe to facilitate extraction Steven W. Wentworth, Robert F. Crane 2024-02-27