MG

Mervin L. Grindahl

EJ E.F. Johnson: 1 patents #1 of 2Top 50%
📍 Waseca, MN: #1 of 4 inventorsTop 25%
🗺 Minnesota: #129 of 2,022 inventorsTop 7%
Overall (1989): #20,178 of 140,708Top 15%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4876700 Data demodulator — 1989-10-24
4799059 Automatic/remote RF instrument monitoring system Quentin S. Denzene 1989-01-17