FS

Fusao Satoh

NS Nippon Gakki Seizo: 1 patents #163 of 332Top 50%
Yamaha: 1 patents #1,232 of 2,001Top 65%
Overall (All Time): #2,301,671 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5208411 Saxophone with octave hole for producing an octave higher tone — 1993-05-04
4516463 Key mechanism for wind instruments — 1985-05-14