Inventor · disambiguated record
Yoshihisa Nakatoh
Also filed as: NAKATOH YOSHIHISA
22 granted patents·3 pending applications·677 citations·filing 1989–2011
96Inventor score
Files withMATSUSHITA ELECTRIC INDUSTRIAL CO LTD8YOSHIZAWA SHINICHI6PANASONIC CORP4NISHIZAKI MAKOTO2SHARP KK2
Top patents by PatentIndex Score
25 records- 0195US7310601B2Speech recognition apparatus and speech recognition methodMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2005·Granted Dec 18, 2007·75 cites·7 claims
- 0291US8204747B2Emotion recognition apparatusKATO YUMIKO·Filed 2007·Granted Jun 19, 2012·34 cites·10 claims
- 0390US5978759AApparatus for expanding narrowband speech to wideband speech by codebook correspondence of linear mapping functionsMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1998·Granted Nov 2, 1999·184 cites·9 claims
- 0489US8155346B2Audio source direction detecting deviceYOSHIZAWA SHINICHI·Filed 2008·Granted Apr 10, 2012·34 cites·6 claims
- 0585US5611019AMethod and an apparatus for speech detection for determining whether an input signal is speech or nonspeechMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1994·Granted Mar 11, 1997·122 cites·56 claims
- 0683US7473838B2Sound identification apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2007·Granted Jan 6, 2009·16 cites·12 claims
- 0781US8525654B2Vehicle-in-blind-spot detecting apparatus and method thereofYOSHIZAWA SHINICHI·Filed 2010·Granted Sep 3, 2013·11 cites·15 claims
- 0879US7243061B2Multistage inverse quantization having a plurality of frequency bandsMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Granted Jul 10, 2007·27 cites·3 claims
- 0979US6311153B1Speech recognition method and apparatus using frequency warping of linear prediction coefficientsMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1998·Granted Oct 30, 2001·42 cites·21 claims
- 1078US8184827B2Sound source position detectorYOSHIZAWA SHINICHI·Filed 2007·Granted May 22, 2012·12 cites·9 claims
- 1178US8170247B2Hearing aidNISHIZAKI MAKOTO·Filed 2010·Granted May 1, 2012·6 cites·14 claims
- 1273US8352274B2Sound determination device, sound detection device, and sound determination method for determining frequency signals of a to-be-extracted sound included in a mixed soundPANASONIC CORP·Filed 2008·Granted Jan 8, 2013·7 cites·10 claims
- 1373US8223978B2Target sound analysis apparatus, target sound analysis method and target sound analysis programYOSHIZAWA SHINICHI·Filed 2007·Granted Jul 17, 2012·8 cites·12 claims
- 1473US6477490B2Audio signal compression method, audio signal compression apparatus, speech signal compression method, speech signal compression apparatus, speech recognition method, and speech recognition apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Nov 5, 2002·18 cites·26 claims
- 1572US8565456B2Hearing aidNISHIZAKI MAKOTO·Filed 2011·Granted Oct 22, 2013·4 cites·4 claims
- 1671US7536303B2Audio restoration apparatus and audio restoration methodPANASONIC CORP·Filed 2006·Granted May 19, 2009·7 cites·4 claims
- 1767US7711560B2Speech recognition device and speech recognition methodPANASONIC CORP·Filed 2004·Granted May 4, 2010·15 cites·14 claims
- 1861US7974420B2Mixed audio separation apparatusPANASONIC CORP·Filed 2006·Granted Jul 5, 2011·3 cites·17 claims
- 1961US5040234AApparatus for and method of generating a timing signalSHARP KK·Filed 1989·Granted Aug 13, 1991·12 cites·15 claims
- 2060US6904404B1Multistage inverse quantization having the plurality of frequency bandsMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Jun 7, 2005·34 cites·4 claims
- 2141US4972159AAmplifier circuit more immune to fluctuation of reference voltageSHARP KK·Filed 1989·Granted Nov 20, 1990·6 cites·9 claims
- 2238US2004117181A1Method of speaker normalization for speech recognition using frequency conversion and speech recognition apparatus applying the preceding methodFiled 2003·Application pending·0 cites
- 2337US2010208902A1Sound determination device, sound determination method, and sound determination programYOSHIZAWA SHINICHI·Filed 2010·Application pending·0 cites
- 2437US2010215191A1Sound determination device, sound detection device, and sound determination methodYOSHIZAWA SHINICHI·Filed 2010·Application pending·0 cites
- 2532US8542856B2Hearing aidNAKATOH YOSHIHISA·Filed 2010·Granted Sep 24, 2013·0 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →