HH

Hidetaka Hanajima

KS Kawai Gakki Seisakusho: 1 patents #113 of 198Top 60%
📍 Nanbu, JP: #734 of 1,154 inventorsTop 65%
Overall (All Time): #3,661,866 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5959223 Method of assembling an upright piano Riichi Kitashima, Makoto Kanemitsu, Shinichiro Miwa 1999-09-28