Inventor · disambiguated record
Seiichi Hyakutake
Also filed as: HYAKUTAKE SEIICHI
3 granted patents·121 citations·filing 1979–2004
76Inventor score
Top patents by PatentIndex Score
3 records- 0193US4226156APercussion instrument with electric pickup unitNIPPON MUSICAL INSTRUMENTS MFG·Filed 1979·Granted Oct 7, 1980·57 cites·9 claims
- 0286US4669349AElectronic drum having a closed air spaceNIPPON MUSICAL INSTRUMENTS MFG·Filed 1985·Granted Jun 2, 1987·40 cites·20 claims
- 0376US7112738B2Electronic musical instrumentYAMAHA CORP·Filed 2004·Granted Sep 26, 2006·24 cites·21 claims
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