YN

Yuji Numakunai

YA Yamabiko: 2 patents #44 of 132Top 35%
📍 Morioka, JP: #40 of 101 inventorsTop 40%
Overall (All Time): #2,061,852 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8894735 Intake device for engine Takahiro Yamazaki, Ken Shirai, Hisato Osawa 2014-11-25
8468910 Filler member for crankshaft Hisato Osawa, Takahiro Yamazaki, Ken Shirai 2013-06-25