NH

Naoki Hiramatsu

OT Otics: 1 patents #2 of 4Top 50%
Overall (2020): #335,246 of 565,922Top 60%
1
Patents 2020

Issued Patents 2020

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10830109 Variable valve mechanism of internal combustion engine — 2020-11-10