DO

Donna Gwen Oberhelman

📍 Napoleon, MO: #2 of 4 inventorsTop 50%
🗺 Missouri: #13,067 of 23,789 inventorsTop 55%
Overall (All Time): #2,913,553 of 4,157,543Top 75%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10102686 Lap counting system Dennis Kent Oberhelman 2018-10-16