DJ

Daniel D. Johnson

📍 Ann Arbor, MI: #206 of 751 inventorsTop 30%
🗺 Michigan: #2,040 of 6,958 inventorsTop 30%
Overall (2025): #412,385 of 469,880Top 90%
1
Patents 2025

Issued Patents 2025

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12319542 Dynamic tractive drive for vertical transportation system James Hutchinson 2025-06-03