Inventor · disambiguated record
Toshikatsu Kuwahata
Also filed as: KUWAHATA TOSHIKATSU
4 granted patents·39 citations·filing 1982–2008
73Inventor score
Files withVICTOR COMPANY OF JAPAN4
Top patents by PatentIndex Score
4 records- 0162US7677355B2Speaker diaphragms, manufacturing methods of the same, and dynamic speakersVICTOR COMPANY OF JAPAN·Filed 2008·Granted Mar 16, 2010·2 cites·14 claims
- 0260US4559584ACombination lighting device and loudspeakerVICTOR COMPANY OF JAPAN·Filed 1984·Granted Dec 17, 1985·30 cites·11 claims
- 0355US7467686B2Speaker diaphragms, manufacturing methods of the same, and dynamic speakersVICTOR COMPANY OF JAPAN·Filed 2004·Granted Dec 23, 2008·5 cites·10 claims
- 0425US4471084ADiaphragm for loudspeakersVICTOR COMPANY OF JAPAN·Filed 1982·Granted Sep 11, 1984·2 cites·4 claims
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