Inventor · disambiguated record
Yoshiro Kunugi
Also filed as: KUNUGI YOSHIRO
12 granted patents·431 citations·filing 1981–1989
93Inventor score
Files withPIONEER ELECTRONIC CORP12
Top patents by PatentIndex Score
12 records- 0191US4980914ASound field correction systemPIONEER ELECTRONIC CORP·Filed 1989·Granted Dec 25, 1990·68 cites·9 claims
- 0291US4739513AMethod and apparatus for measuring and correcting acoustic characteristic in sound fieldPIONEER ELECTRONIC CORP·Filed 1985·Granted Apr 19, 1988·83 cites·3 claims
- 0391US4415862APulse width modulation amplifierPIONEER ELECTRONIC CORP·Filed 1981·Granted Nov 15, 1983·41 cites·3 claims
- 0487US4622691AMobile sound field correcting devicePIONEER ELECTRONIC CORP·Filed 1985·Granted Nov 11, 1986·57 cites·11 claims
- 0584US4694498AAutomatic sound field correcting systemPIONEER ELECTRONIC CORP·Filed 1985·Granted Sep 15, 1987·40 cites·5 claims
- 0684US4648117AMobile sound field correcting devicePIONEER ELECTRONIC CORP·Filed 1985·Granted Mar 3, 1987·47 cites·13 claims
- 0778US4688258AAutomatic graphic equalizerPIONEER ELECTRONIC CORP·Filed 1985·Granted Aug 18, 1987·29 cites·5 claims
- 0869US4644292AAutomatic gain and frequency characteristic control unit in audio devicePIONEER ELECTRONIC CORP·Filed 1985·Granted Feb 17, 1987·19 cites·11 claims
- 0959US4868878ASound field correction systemPIONEER ELECTRONIC CORP·Filed 1987·Granted Sep 19, 1989·28 cites·2 claims
- 1042US4637049ACar-mounted audio systemPIONEER ELECTRONIC CORP·Filed 1985·Granted Jan 13, 1987·10 cites·4 claims
- 1138US4418323AOscillator having capacitor charged and discharged by current mirror circuitsPIONEER ELECTRONIC CORP·Filed 1981·Granted Nov 29, 1983·4 cites·10 claims
- 1237US4348616APreset lighting devicePIONEER ELECTRONIC CORP·Filed 1981·Granted Sep 7, 1982·5 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →