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USPTO Patent Rankings Data through Dec 31, 2025
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Ervin A. Mitchell — 2 Patents

Glendive, MT: #3 of 16 inventorsTop 20%
Montana: #999 of 3,198 inventorsTop 35%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Ervin A. Mitchell has been granted 2 US patents. The first was granted in 2004 and the most recent in June 2018. Ervin A. Mitchell ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Ervin A. Mitchell in Glendive, MT, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9986731 Motorized game cart Thomas H. Ames 2018-06-05
6793236 Motorized game cart 2004-09-21