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USPTO Patent Rankings Data through Sept 30, 2025
DC

David Carpenter

Jaffrey, NH: #2 of 3 inventorsTop 70%
New Hampshire: #551 of 1,614 inventorsTop 35%
Overall (2017): #452,253 of 506,227Top 90%
1 Patents 2017

Issued Patents 2017

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9851116 Displacement ventilation systems for enclosed spaces 2017-12-26