DL

David L. Ladner

📍 Minneapolis, MN: #1,962 of 6,114 inventorsTop 35%
🗺 Minnesota: #19,064 of 52,454 inventorsTop 40%
Overall (All Time): #1,625,633 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6331825 Mobile locator system Andrea J. Grazzini, Ronald Edward Konezny 2001-12-18
6075458 Locator device Andrea J. Grazzini 2000-06-13
5594425 Locator device Andrea J. Grazzini 1997-01-14