Inventor · disambiguated record
Eiichi Tsuboka
Also filed as: FUJITA TATUO · TSUBOKA EIICHI
18 granted patents·1,285 citations·filing 1973–2009
96Inventor score
Top patents by PatentIndex Score
18 records- 0197US4249211AComposite image display apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1979·Granted Feb 3, 1981·302 cites·5 claims
- 0294US5638489AMethod and apparatus for pattern recognition employing the Hidden Markov ModelMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1995·Granted Jun 10, 1997·212 cites·7 claims
- 0392US5608841AMethod and apparatus for pattern recognition employing the hidden Markov modelMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1993·Granted Mar 4, 1997·175 cites·23 claims
- 0491US4238773ATelevision receiver for display of plural video images including a displayed boundary between the imagesMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1978·Granted Dec 9, 1980·65 cites·7 claims
- 0590US6434522B1Combined quantized and continuous feature vector HMM approach to speech recognitionMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1997·Granted Aug 13, 2002·177 cites·13 claims
- 0678US3935536AGhost signal cancellation systemMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1973·Granted Jan 27, 1976·20 cites·5 claims
- 0772US4303988ARandom accessible signal filing systemTSUBOKA EIICHI·Filed 1979·Granted Dec 1, 1981·19 cites·5 claims
- 0870US6061652ASpeech recognition apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1995·Granted May 9, 2000·70 cites·30 claims
- 0969US4446530AFast hadamard transform deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1981·Granted May 1, 1984·35 cites·3 claims
- 1068US5307444AVoice analyzing system using hidden Markov model and having plural neural network predictorsMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1990·Granted Apr 26, 1994·55 cites·5 claims
- 1167US5129002APattern recognition apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1991·Granted Jul 7, 1992·50 cites·16 claims
- 1266US7979704B2Authentication systemPANASONIC CORP·Filed 2009·Granted Jul 12, 2011·2 cites·1 claims
- 1364US5608840AMethod and apparatus for pattern recognition employing the hidden markov modelMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1995·Granted Mar 4, 1997·41 cites·3 claims
- 1462US7617394B2Authentication systemMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Granted Nov 10, 2009·6 cites·1 claims
- 1560US8132010B2Authentication systemTSUBOKA EIICHI·Filed 2009·Granted Mar 6, 2012·1 cites·3 claims
- 1659US5381513ATime series signal analyzer including neural network having path groups corresponding to states of Markov chainsMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1994·Granted Jan 10, 1995·36 cites·7 claims
- 1754US8132009B2Authentication systemTSUBOKA EIICHI·Filed 2009·Granted Mar 6, 2012·0 cites·1 claims
- 1842US5692100AVector quantizerMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1995·Granted Nov 25, 1997·19 cites·32 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →