IS

Isao Shimoda

Yamaha: 3 patents #5 of 106Top 5%
Overall (1989): #9,941 of 140,708Top 8%
3
Patents 1989

Issued Patents 1989

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4867033 Idiophone having a resonant chamber Shigemitsu Fujioka 1989-09-19
4858510 Resonant musical instruments Mitsugu Yaguchi, Junji Fujii 1989-08-22
4843944 Idiophone 1989-07-04