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Tracy Don Witham

UNUnknown: 1 patents #216 of 2,810Top 8%
Sauk Rapids, MN: #2 of 4 inventorsTop 50%
Minnesota: #1,405 of 4,663 inventorsTop 35%
Overall (2004): #95,165 of 270,089Top 40%
1 Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6817913 Recumbent quadrimanual forward-rowing device — 2004-11-16

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