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

Hideyuki Ishiwata

Overall (All Time): #2,364,637 of 4,157,543Top 60%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4420069 Automatic clutch Kunihiro Ishino 1983-12-13
4227599 Automatic clutch Kunihiro Ishino 1980-10-14