JJ

John M. Johnsen

MA Mhwirth As: 1 patents #3 of 4Top 75%
📍 Frølandgrenna, TX: #1 of 1 inventorsTop 100%
Overall (2023): #388,499 of 537,848Top 75%
1
Patents 2023

Issued Patents 2023

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11851954 Riser assembly 2023-12-26