FH

Frederick D. Heavey

DI Dimension: 2 patents #1 of 2Top 50%
📍 Windom, MN: #20 of 214 inventorsTop 10%
🗺 Minnesota: #240 of 2,841 inventorsTop 9%
Overall (1994): #34,185 of 165,921Top 25%
2
Patents 1994

Issued Patents 1994

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5375052 Co-inverter apparatus Bradley P. Cornell 1994-12-20
5307001 Battery charging method and apparatus — 1994-04-26