AC

Arthur L. Cowles

3M: 2 patents #5,326 of 11,543Top 50%
📍 River Falls, WI: #103 of 221 inventorsTop 50%
🗺 Wisconsin: #17,084 of 40,088 inventorsTop 45%
Overall (All Time): #2,365,648 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4318092 Means for checking battery voltage level Thomas C. Ensign, Jr. 1982-03-02
4203325 Liquid level sensing apparatus Thomas C. Ensign, Jr. 1980-05-20