DK

David W. Kleinhuizen

📍 Forest Lake, MN: #6 of 13 inventorsTop 50%
🗺 Minnesota: #407 of 2,022 inventorsTop 25%
Overall (1989): #36,080 of 140,708Top 30%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4886124 Soil grading apparatus with sifting and transporting capability — 1989-12-12