DD

Daniel Ray Downen

📍 Greenwood, IN: #17 of 59 inventorsTop 30%
🗺 Indiana: #1,028 of 3,524 inventorsTop 30%
Overall (2022): #485,178 of 548,613Top 90%
1
Patents 2022

Issued Patents 2022

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11478900 Skate blade sharpener with indexing stone — 2022-10-25