JY

Jun Yamamoto

Yamaha: 2 patents #24 of 184Top 15%
Overall (1997): #34,473 of 185,788Top 20%
2
Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5691489 Automatic player piano exactly reproducing half stroke in playback Yuji Fujiwara, Yasuhiko Oba 1997-11-25
5650580 Automatic playing system for acoustic musical instrument Haruki Uehara 1997-07-22