JB

John W. Barfield

📍 Ann Arbor, MI: #3,831 of 6,071 inventorsTop 65%
🗺 Michigan: #49,615 of 86,293 inventorsTop 60%
Overall (All Time): #3,134,001 of 4,157,543Top 80%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8882573 Ceiling air deflector insert and method of assembly Jingqiu Mei 2014-11-11