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USPTO Patent Rankings Data through Sept 30, 2025
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Ann Earp — 1 Patent

LELeapfrog Enterprises: 1 patents #61 of 105Top 60%
San Francisco, CA: #18,903 of 26,999 inventorsTop 75%
California: #247,236 of 386,348 inventorsTop 65%
Overall (All Time): #3,490,501 of 4,157,543Top 85%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6793129 Study aid apparatus and method of using study aid apparatus Michael C. Wood, Kelly Ann Chapman, Christa McClintock, Andrew Hartzell, Matthew Fishbach 2004-09-21