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USPTO Patent Rankings Data through Dec 31, 2025
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Caroline Blackie — 1 Patent in 2021

North Andover, MA: #27 of 81 inventorsTop 35%
Massachusetts: #4,998 of 14,123 inventorsTop 40%
Overall (2021): #508,300 of 548,734Top 95%
1 Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10980413 Apparatuses and methods for determining tear film break-up time and/or for detecting lid margin contact and blink rates, particularly for diagnosing, measuring, and/or analyzing dry eye conditions and symptoms Donald R. Korb, Stephen M. Grenon, Timothy R. Willis, Steve Bacich 2021-04-20