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

Koji Kajitani

EXExedy: 13 patents #15 of 223Top 7%
DSDaikin Seisakusho: 9 patents #15 of 126Top 15%
DCDaikin Clutch: 4 patents #1 of 22Top 5%
Maebashi, JP: #13 of 470 inventorsTop 3%
Overall (All Time): #142,330 of 4,157,543Top 4%
27 Patents All Time

Issued Patents All Time

Showing 26–27 of 27 patents

Patent #TitleCo-InventorsDate
4986404 Hydraulic clutch releasing means Minoru Abe 1991-01-22
4742901 Device for adjusting a clearance of a twin clutch Hiroshi Takeuchi 1988-05-10