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

John Hart — 2 Patents in 2021

KMKarsten Manufacturing: 2 patents #39 of 92Top 45%
Sheffield, OH: #1 of 2 inventorsTop 50%
Overall (2021): #147,328 of 548,734Top 30%
2 Patents 2021

Issued Patents 2021

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11141631 Golf club heads with turbulators and methods to manufacture golf club heads with turbulators Erik M. Henrikson, Paul D. Wood, Marty R. Jertson, Ryan M. Stokke 2021-10-12
11058930 Golf club heads with turbulators and methods to manufacture golf club heads with turbulators Erik M. Henrikson, Paul D. Wood, Marty R. Jertson, Bradley D. Schweigert 2021-07-13