JK

J. Matthew Kempainen

📍 Mendota Heights, MN: #86 of 202 inventorsTop 45%
🗺 Minnesota: #19,064 of 52,454 inventorsTop 40%
Overall (All Time): #1,426,082 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
10889980 Method for constructing a multi-stage block wall Patrick E. Dean, Daniel J. Curry, Kong Cheng Moua, Michael Stoneburner, Daniel Sylvestre 2021-01-12
10718108 Bridge for use in constructing a multi-stage block wall Patrick E. Dean, Daniel J. Curry, Kong Cheng Moua, Michael Stoneburner, Daniel Sylvestre 2020-07-21
10202756 Bridge systems for multi-stage walls Patrick E. Dean, Daniel J. Curry, Kong Cheng Moua, Michael Stoneburner, Daniel Sylvestre 2019-02-12