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

Orville V. Crain

KKKlever Kutter: 1 patents #1 of 3Top 35%
Muskegon, MI: #9 of 25 inventorsTop 40%
Michigan: #1,960 of 6,781 inventorsTop 30%
Overall (2011): #201,115 of 364,097Top 60%
1 Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
D639631 Handle Jeffrey Allen Kempker, Matthew J. Jacobs 2011-06-14