Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
Home › Inventors › Ryuichi Kabashima
RK

Ryuichi Kabashima

Overall (All Time): #4,106,888 of 4,157,543Top 100%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4190126 Rotary abrasive drilling bit — 1980-02-26

Nearby-Ranked Inventors

Richard B. Couture1
Winston R. O'Neal1
Stephen L. Richardson1
Werner Baum1
Ralston L. Hamlin1
Dominique Mary1
Jean-Paul Desilets1
Kenneth C. Ploeger1
Katsuji Nakajima1