Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Mark E. Tyrrell — 1 Patent

Defiance, OH: #25 of 68 inventorsTop 40%
Ohio: #42,926 of 73,341 inventorsTop 60%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Mark E. Tyrrell has been granted 1 US patent. All of these patents were granted in 2006. Mark E. Tyrrell ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Mark E. Tyrrell in Defiance, OH, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6986431 Transportation and storage cart Gary A. Koester, Randel C. Wise, Richard D. Stollsteimer 2006-01-17