BB

Barry A. Butler

📍 Owatonna, MN: #5 of 22 inventorsTop 25%
🗺 Minnesota: #1,267 of 6,792 inventorsTop 20%
Overall (2018): #164,762 of 503,207Top 35%
2
Patents 2018

Issued Patents 2018

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9943133 Energy return orthotic systems 2018-04-17
9943432 Energy return orthotic systems 2018-04-17