AO

Akifumi Ooishi

Yamaha Motor: 3 patents #603 of 2,310Top 30%
📍 Nanbu, JP: #448 of 1,154 inventorsTop 40%
Overall (All Time): #1,569,361 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
7731613 V-belt type continuously variable transmission, saddle-ride type vehicle, and method of manufacturing the V-belt type continuously variable transmission Yousuke Ishida 2010-06-08
7395911 Vehicle with clutch assist device Yousuke Ishida 2008-07-08
7395912 Operating assist device for vehicle clutch Yousuke Ishida 2008-07-08