HK

Hidekazu Kodama

Yamaha: 1 patents #71 of 214Top 35%
YU Yupo: 1 patents #1 of 12Top 9%
Overall (2020): #449,993 of 565,922Top 80%
1
Patents 2020

Issued Patents 2020

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10670453 Sensor unit and musical instrument Tomoya Miyata, Kunio Hiyama, Seiichiro Iida, Hiroshi Koike 2020-06-02