Inventor · disambiguated record
Hirotaka Higasa
Also filed as: HIGASA HIROTAKA
3 granted patents·12 citations·filing 1995–2017
61Inventor score
Technology areasG10C
Top patents by PatentIndex Score
3 records- 0153US7678977B2Repetition lever of grand pianoKAWAI MUSICAL INSTR MFG CO·Filed 2004·Granted Mar 16, 2010·4 cites·11 claims
- 0235US10134371B2Stroke adjustment device for keyboard instrumentKK KAWAI GAKKI SEISAKUSHO·Filed 2017·Granted Nov 20, 2018·0 cites·3 claims
- 0333US5804745AApparatus for adjusting sound volume of grand pianoKAWAI MUSICAL INSTR MFG CO·Filed 1995·Granted Sep 8, 1998·8 cites·3 claims
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