DH

David U. Hillstrom

MD Marketing Displays: 1 patents #1 of 2Top 50%
📍 Novi, MI: #47 of 121 inventorsTop 40%
🗺 Michigan: #1,566 of 6,092 inventorsTop 30%
Overall (2004): #239,478 of 270,089Top 90%
1
Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6755381 Portable sign stand with leg release mechanism Yevgeniy M. Levin 2004-06-29