HK

Hirotsugu KAMIYA

Yamaha: 2 patents #899 of 2,001Top 45%
Overall (All Time): #1,921,963 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10825435 Pivot mechanism and keyboard apparatus including the same Shunsuke Ichiki, Tsuyoshi Sato 2020-11-03
6121529 Information input apparatus for music composition and related applications Takuya Nakata, Kenichiro Saito, Kazuhito Mishima, Yoshihisa Ito, Hiroyuki Iwase 2000-09-19