Inventor · disambiguated record
Kazuyuki Kosuda
Also filed as: KOSUDA KAZUYUKI
6 granted patents·8 pending applications·23 citations·filing 2003–2018
79Inventor score
Top patents by PatentIndex Score
14 records- 0173US9042593B2Sound playback device and electronic device using samePANASONIC CORP·Filed 2012·Granted May 26, 2015·4 cites·14 claims
- 0270US8682021B2Speaker unit and portable information terminalKOSUDA KAZUYUKI·Filed 2010·Granted Mar 25, 2014·5 cites·6 claims
- 0364US7657053B2Speaker unitSANYO ELECTRIC CO·Filed 2005·Granted Feb 2, 2010·4 cites·2 claims
- 0462US9035513B2Vibrator and portable information terminal having the vibratorFUNAKI MASATO·Filed 2010·Granted May 19, 2015·4 cites·14 claims
- 0556US8155373B2Electroacoustic transducerKOSUDA KAZUYUKI·Filed 2007·Granted Apr 10, 2012·2 cites·26 claims
- 0651US7224817B2LoudspeakerONKYO KK·Filed 2003·Granted May 29, 2007·4 cites·8 claims
- 0749US2010284562A1Diaphragm and speaker including sameSANYO ELECTRIC CO·Filed 2009·Application pending·0 cites
- 0848US2011261990A1Speaker unit, manufacturing method thereof, and portable information terminalSANYO ELECTRIC CO·Filed 2009·Application pending·0 cites
- 0947US2011317867A1Speaker unit and portable information terminalKOSUDA KAZUYUKI·Filed 2009·Application pending·0 cites
- 1045US2008101648A1Electroacoustic transducerSANYO ELECTRIC CO·Filed 2007·Application pending·0 cites
- 1140US2020213785A1Loudspeaker and acoustic devicePANASONIC IP MAN CO LTD·Filed 2018·Application pending·0 cites
- 1240US2020374613A1Loudspeaker and earphonesPANASONIC IP MAN CO LTD·Filed 2018·Application pending·0 cites
- 1340US2020366996A1Sound output device, earphone, hearing aid, and mobile terminal devicePANASONIC IP MAN CO LTD·Filed 2018·Application pending·0 cites
- 1440US2020267475A1Loudspeaker and diaphragm unitPANASONIC IP MAN CO LTD·Filed 2018·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →