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USPTO Patent Rankings Data through Dec 31, 2025
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Christopher B. Hulbert — 1 Patent in 2018

Winnetka, IL: #12 of 21 inventorsTop 60%
Illinois: #2,633 of 7,998 inventorsTop 35%
Overall (2018): #460,518 of 503,207Top 95%
1 Patents 2018

Issued Patents 2018

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10131412 Ascent and buoy system for divers 2018-11-20