DK

Donald Koengeter

DI Dapco Industries: 1 patents #8 of 12Top 70%
📍 Chelsea, MI: #80 of 176 inventorsTop 50%
🗺 Michigan: #35,034 of 86,293 inventorsTop 45%
Overall (All Time): #2,249,489 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5906224 Reserve fuel valve and method for making Willis E. Tupper 1999-05-25
5071325 Combination primer and mixture enrichment device Willis E. Tupper 1991-12-10