DD

David N. Duperon

📍 Lake Stevens, WA: #1 of 3 inventorsTop 35%
🗺 Washington: #241 of 1,406 inventorsTop 20%
Overall (1989): #123,415 of 140,708Top 90%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4803457 Compound resistor and manufacturing method therefore Roy W. Chapel, Jr., Joseph E. Meadows 1989-02-07