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

Clifford J. Kirvan

Titusville, PA: #1 of 1 inventorsTop 100%
Pennsylvania: #1,049 of 4,560 inventorsTop 25%
Overall (2005): #65,158 of 245,428Top 30%
1 Patents 2005

Issued Patents 2005

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6976509 Method and apparatus for pressurizing plastic pipe 2005-12-20