KF

Kaoru Fujishiro

Yamaha: 1 patents #37 of 116Top 35%
Overall (2023): #375,432 of 537,848Top 70%
1
Patents 2023

Issued Patents 2023

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11767873 Fastening structure and keyboard device Ichiro Osuga 2023-09-26