Inventor · disambiguated record
Masaaki Mizuguchi
Also filed as: MIZUGUCHI MASAAKI
12 granted patents·418 citations·filing 1986–2006
93Inventor score
Files withYAMAHA CORP5NIPPON MUSICAL INSTRUMENTS MFG3ISHIHARA SHUNZO1MAEDA TAKASHI1SUMITOMO METAL IND1
Top patents by PatentIndex Score
12 records- 0194US4801771AForce sensitive deviceYAMAHA CORP·Filed 1987·Granted Jan 31, 1989·106 cites·25 claims
- 0285US5520917AMaterials in the form of colored spherical fine particlesSUZUKI YUSHI KOGYO KK·Filed 1993·Granted May 28, 1996·58 cites·10 claims
- 0382US5278106AInogranic particulate material comprising fine balls of uniform size and process for producing sameISHIHARA SHUNZO·Filed 1991·Granted Jan 11, 1994·68 cites·3 claims
- 0482US4892023AElectronic keyboard percussion instrumentNIPPON MUSICAL INSTRUMENTS MFG·Filed 1989·Granted Jan 9, 1990·34 cites·16 claims
- 0577US5856628ATable-type electronic percussion instrumentYAMAHA CORP·Filed 1997·Granted Jan 5, 1999·54 cites·11 claims
- 0676US4913023ABar for use in electronic percussion systemYAMAHA CORP·Filed 1987·Granted Apr 3, 1990·31 cites·8 claims
- 0770US9243309B2Ti alloy and Ti alloy member having Zr and Hf, or Zr and Nb, or Zr, Hf, and Nb for hydrogen embrittlement resistanceMAEDA TAKASHI·Filed 2006·Granted Jan 26, 2016·1 cites·5 claims
- 0863US4903563ASound bar electronic musical instrumentNIPPON MUSICAL INSTRUMENTS MFG·Filed 1989·Granted Feb 27, 1990·16 cites·10 claims
- 0961US5364289ARetractable wire holder for electric unitYAMAHA CORP·Filed 1993·Granted Nov 15, 1994·19 cites·5 claims
- 1059US4796509AElectronic tuning apparatusYAMAHA CORP·Filed 1987·Granted Jan 10, 1989·18 cites·14 claims
- 1140US4741240ARecorderNIPPON MUSICAL INSTRUMENTS MFG·Filed 1986·Granted May 3, 1988·9 cites·11 claims
- 1235US5547450AHearth roller with suppressed heat crownSUMITOMO METAL IND·Filed 1994·Granted Aug 20, 1996·4 cites·17 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →