SI

Shunsuke Ichiki

Yamaha: 15 patents #1 of 214Top 1%
Overall (2020): #3,647 of 565,922Top 1%
15
Patents 2020

Issued Patents 2020

Showing 1–15 of 15 patents

Patent #TitleCo-InventorsDate
10825427 Hammer assembly and keyboard instrument Ken Takahashi 2020-11-03
10825435 Pivot mechanism and keyboard apparatus including the same Hirotsugu KAMIYA, Tsuyoshi Sato 2020-11-03
10796678 Keyboard apparatus 2020-10-06
10796671 Keyboard apparatus 2020-10-06
10777178 Keyboard apparatus Kento Ogawa 2020-09-15
10770049 Keyboard apparatus Kento Ogawa 2020-09-08
10692478 Keyboard apparatus Akito Ohba 2020-06-23
10685631 Keyboard apparatus Ichiro Osuga 2020-06-16
10672374 Keyboard apparatus 2020-06-02
10665217 Pivot mechanism and keyboard apparatus 2020-05-26
10657939 Keyboard apparatus and electronic keyboard instrument 2020-05-19
10643582 Pivot mechanism and keyboard apparatus 2020-05-05
10614781 Keyboard device and electronic keyboard device 2020-04-07
10607577 Support assembly and keyboard apparatus Akito Ohba 2020-03-31
10553189 Keyboard device and electronic keyboard device 2020-02-04