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

Reijnoud Koelemey

Heerenveen, NL: #1 of 1 inventorsTop 100%
Overall (2002): #81,779 of 266,432Top 35%
1 Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6357283 Sounding apparatus and method for operating it Engbert Welling 2002-03-19