Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
GB

Grant Berry

PTProtonex Technology: 1 patents #31 of 48Top 65%
Hillsborough, NC: #156 of 252 inventorsTop 65%
North Carolina: #26,533 of 45,564 inventorsTop 60%
Overall (All Time): #3,146,889 of 4,157,543Top 80%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8372168 Hydrogen generating fuel cartridge with volume exchange configuration Keith Fennimore, Richard Mohring, Richard Rodican 2013-02-12