DH

Donald J. Hammer

📍 St. Paul Park, MN: #1 of 6 inventorsTop 20%
🗺 Minnesota: #587 of 4,549 inventorsTop 15%
Overall (2002): #67,628 of 266,432Top 30%
2
Patents 2002

Issued Patents 2002

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6488184 Dry particulate dispenser Scott Harrison, Bruce H. Koerner 2002-12-03
6481602 Dispenser for frangible frozen food articles Karl Fritze, Kirby Juhl Kuhlemeier, Bruce H. Koerner, Scott Harrison 2002-11-19