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David E. Bieri

Hamburg, IA: #1 of 2 inventorsTop 50%
Iowa: #8,735 of 15,303 inventorsTop 60%
Overall (All Time): #2,998,786 of 4,157,543Top 75%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9331506 Battery recharger and heating apparatus Nancy R. Bieri 2016-05-03

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Nancy R. Bieri1
Valentin Aurelian Mesaros1
Esther Haenni-Bechir1
Jeremy Poux1
Thomas Lugand1