KY

Kiyoshi Yoshino

RO Roland: 1 patents #13 of 45Top 30%
Overall (2025): #314,819 of 469,880Top 70%
1
Patents 2025

Issued Patents 2025

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12249308 Drumhead, percussion instrument and tension application method — 2025-03-11