Inventor · disambiguated record
Hirotake Kawakami
Also filed as: KAWAKAMI HIROTAKE
6 granted patents·186 citations·filing 1973–1975
85Inventor score
Technology areasH04R
Files withSONY CORP6
Top patents by PatentIndex Score
6 records- 0193US3941946AElectrostatic transducer assemblySONY CORP·Filed 1973·Granted Mar 2, 1976·67 cites·3 claims
- 0291US3942029AElectrostatic transducerSONY CORP·Filed 1974·Granted Mar 2, 1976·68 cites·8 claims
- 0356US3955055ADynamic loudspeakerSONY CORP·Filed 1975·Granted May 4, 1976·20 cites·2 claims
- 0454US3956598AMoving coil pickup cartridge with diaphragm couplingSONY CORP·Filed 1974·Granted May 11, 1976·10 cites·4 claims
- 0547US4042438AMethod of assembling a diaphragm assembly for an electro-acoustic transducerSONY CORP·Filed 1975·Granted Aug 16, 1977·16 cites·2 claims
- 0641US3987255APickup-cartridge with moving magnetSONY CORP·Filed 1974·Granted Oct 19, 1976·5 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →