RJ

Russell W. Johanson

📍 Ramsey, MN: #59 of 212 inventorsTop 30%
🗺 Minnesota: #19,064 of 52,454 inventorsTop 40%
Overall (All Time): #1,629,661 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6105273 Agitated bed cooling, drying, or heating apparatus Roger Davis, Virgil Macaluso, Joel J. Phillippi 2000-08-22
6003244 Agitated bed infrared drying method Roger Davis, Virgil Macaluso, Joel J. Phillippi 1999-12-21
5893217 Agitated bed infrared drying apparatus Roger Davis, Virgil Macaluso, Joel J. Phillippi 1999-04-13