HK

Hidenori Kugimoto

KS Kawai Gakki Seisakusho: 3 patents #61 of 198Top 35%
Overall (All Time): #1,582,924 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
7408102 Jack motion-restricting device for upright piano 2008-08-05
6774294 Key for musical instrument Jun Ishii, Kenichi Ookubo 2004-08-10
4958550 Tuning method and apparatus for keyboard musical instrument 1990-09-25