Inventor · disambiguated record
Masakazu Fujishima
Also filed as: FUJISHIMA MASAKAZU
5 granted patents·162 citations·filing 1979–2001
83Inventor score
Top patents by PatentIndex Score
5 records- 0193US4789976ATemperature compensation circuit for a delay circuit utilized in an FM detectorNIPPON MUSICAL INSTRUMENTS MFG·Filed 1987·Granted Dec 6, 1988·86 cites·5 claims
- 0282US4835758ADropout detection device for an optical type disc playback deviceYAMAHA CORP·Filed 1987·Granted May 30, 1989·30 cites·8 claims
- 0381US7141733B2Karaoke apparatus, content reproducing apparatus, method of managing music piece data for a karaoke apparatus, and method of managing content data for content reproducing apparatusYAMAHA CORP·Filed 2001·Granted Nov 28, 2006·33 cites·15 claims
- 0443US4435618AAdjacent station interference rejecting circuitNIPPON MUSICAL INSTRUMENTS MFG·Filed 1982·Granted Mar 6, 1984·10 cites·6 claims
- 0533US4232394AStation-signal frequency indication system for radio receiverNIPPON MUSICAL INSTRUMENTS MFG·Filed 1979·Granted Nov 4, 1980·3 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →