Inventor · disambiguated record
Yasuo Nagahama
Also filed as: NAGAHAMA YASUO
10 granted patents·184 citations·filing 1975–1995
89Inventor score
Top patents by PatentIndex Score
10 records- 0195US4061987AVoltage-controlled type oscillatorNIPPON MUSICAL INSTRUMENTS MFG·Filed 1977·Granted Dec 6, 1977·90 cites·3 claims
- 0266US4191932AVoltage-controlled oscillatorNIPPON MUSICAL INSTRUMENTS MFG·Filed 1978·Granted Mar 4, 1980·11 cites·5 claims
- 0362US5656789AElectronic musical instrument having a function to indicate keys to be operatedYAMAHA CORP·Filed 1995·Granted Aug 12, 1997·39 cites·25 claims
- 0459US5504269AElectronic musical instrument having a voice-inputting functionYAMAHA CORP·Filed 1994·Granted Apr 2, 1996·15 cites·17 claims
- 0544US4062013ANon-linear type digital-to-analog converterNIPPON MUSICAL INSTRUMENTS MFG·Filed 1975·Granted Dec 6, 1977·6 cites·5 claims
- 0644US4039980AVoltage-controlled filterNIPPON MUSICAL INSTRUMENTS MFG·Filed 1975·Granted Aug 2, 1977·5 cites·3 claims
- 0742US4085374AGenerator for generating control voltage waveformNIPPON MUSICAL INSTRUMENTS MFG·Filed 1977·Granted Apr 18, 1978·7 cites·12 claims
- 0841US5406023AElectronic musical instrument using simplified registration selectionYAMAHA CORP·Filed 1993·Granted Apr 11, 1995·7 cites·18 claims
- 0935US4012981AElectronic musical instrument provided with a waveform converter for changing a sawtooth wave tone signal into a rectangular wave tone signalNIPPON MUSICAL INSTRUMENTS MFG·Filed 1975·Granted Mar 22, 1977·3 cites·14 claims
- 1031US3959743ALinear voltage-controlled saw-tooth oscillatorNIPPON MUSICAL INSTRUMENTS MFG·Filed 1975·Granted May 25, 1976·1 cites·1 claims
Join the waitlist — get patent alerts
Get an alert when Yasuo Nagahama files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →