DM

David Owen Mattson

📍 Chassell, MI: #20 of 42 inventorsTop 50%
🗺 Michigan: #35,034 of 86,293 inventorsTop 45%
Overall (All Time): #1,968,342 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10137948 Vehicle track assembly having track rotation indicator pole — 2018-11-27
9676430 Vehicle track assembly — 2017-06-13