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Douglas Trotman

Yelm, WA: #1 of 5 inventorsTop 20%
Washington: #1,079 of 4,063 inventorsTop 30%
Overall (2005): #209,207 of 245,428Top 90%
1 Patents 2005

Issued Patents 2005

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6932525 Keyboard arrangement for easy acquisition of typing skills — 2005-08-23

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