HL

Howard L. Lewison

DA Dynamics Corporation Of America: 2 patents #3 of 20Top 15%
📍 Hutchinson, MN: #72 of 175 inventorsTop 45%
🗺 Minnesota: #23,881 of 52,454 inventorsTop 50%
Overall (All Time): #2,358,958 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4461358 Leaf spring shank assembly — 1984-07-24
4185699 Soil contact tool — 1980-01-29