Inventor · disambiguated record
Kai Ishikawa
Also filed as: ISHIKAWA KAI
25 granted patents·15 pending applications·138 citations·filing 1998–2017
94Inventor score
Top patents by PatentIndex Score
40 records- 0191US8983977B2Question answering device, question answering method, and question answering programISHIKAWA KAI·Filed 2007·Granted Mar 17, 2015·39 cites·14 claims
- 0280US8805853B2Text mining system for analysis target data, a text mining method for analysis target data and a recording medium for recording analysis target dataISHIKAWA KAI·Filed 2010·Granted Aug 12, 2014·4 cites·11 claims
- 0375US11687712B2Lexical analysis training of convolutional neural network by windows of different lengths with matrix of semantic vectorsNEC CORP·Filed 2017·Granted Jun 27, 2023·2 cites·15 claims
- 0475US8762132B2Textual entailment recognition apparatus, textual entailment recognition method, and computer-readable recording mediumTSUCHIDA MASAAKI·Filed 2012·Granted Jun 24, 2014·4 cites·24 claims
- 0573US9489370B2Synonym relation determination device, synonym relation determination method, and program thereofNEC CORP·Filed 2013·Granted Nov 8, 2016·3 cites·11 claims
- 0673US8447589B2Text paraphrasing method and program, conversion rule computing method and program, and text paraphrasing systemISHIKAWA KAI·Filed 2007·Granted May 21, 2013·7 cites·6 claims
- 0772US9542386B2Entailment evaluation device, entailment evaluation method, and recording mediumNEC CORP·Filed 2014·Granted Jan 10, 2017·3 cites·10 claims
- 0870US7219050B2Automatic interpreting system including a system for recognizing errorsNEC CORP·Filed 2001·Granted May 15, 2007·19 cites·28 claims
- 0967US9570064B2Conversation-sentence generation device, conversation-sentence generation method, and conversation-sentence generation programNEC CORP·Filed 2013·Granted Feb 14, 2017·4 cites·8 claims
- 1062US6338034B2Method, apparatus, and computer program product for generating a summary of a document based on common expressions appearing in the documentNEC CORP·Filed 1998·Granted Jan 8, 2002·42 cites·18 claims
- 1161US9262402B2Device, method and program for assessing synonymous expressionsTATEISHI KENJI·Filed 2012·Granted Feb 16, 2016·1 cites·7 claims
- 1259US10409848B2Text mining system, text mining method, and programNEC CORP·Filed 2013·Granted Sep 10, 2019·1 cites·18 claims
- 1359US9135326B2Text mining method, text mining device and text mining programTAMURA AKIHIRO·Filed 2010·Granted Sep 15, 2015·1 cites·12 claims
- 1459US8521674B2Information analysis system, information analysis method, and information analysis programAKAMINE SUSUMU·Filed 2008·Granted Aug 27, 2013·3 cites·15 claims
- 1558US8380741B2Text mining apparatus, text mining method, and computer-readable recording mediumNEC CORP·Filed 2009·Granted Feb 19, 2013·2 cites·12 claims
- 1657US8751531B2Text mining apparatus, text mining method, and computer-readable recording mediumISHIKAWA KAI·Filed 2009·Granted Jun 10, 2014·2 cites·27 claims
- 1754US10324971B2Method for classifying a new instanceNEC CORP·Filed 2014·Granted Jun 18, 2019·1 cites·5 claims
- 1851US8886519B2Text processing apparatus, text processing method, and computer-readable recording mediumTAMURA AKIHIRO·Filed 2009·Granted Nov 11, 2014·0 cites·36 claims
- 1950US8452782B2Text mining device, text mining method, text mining program, and recording mediumISHIKAWA KAI·Filed 2009·Granted May 28, 2013·0 cites·18 claims
- 2048US2016224654A1Classification dictionary generation apparatus, classification dictionary generation method, and recording mediumNEC CORP·Filed 2014·Application pending·0 cites
- 2147US2010218076A1Document analyzing method, document analyzing system and document analyzing programISHIKAWA KAI·Filed 2008·Application pending·0 cites
- 2246US2016004736A1Similar data search device,similar data search method,and computer-readable storage mediumNEC CORP·Filed 2014·Application pending·0 cites
- 2346US2015220632A1Dictionary creation device for monitoring text information, dictionary creation method for monitoring text information, and dictionary creation program for monitoring text informationNEC CORP·Filed 2013·Application pending·0 cites
- 2446US2010131534A1Information providing systemTAKEDA TOSHIO·Filed 2008·Application pending·0 cites
- 2546US2015356152A1Text mining device, text mining method, and recording mediumNEC CORP·Filed 2014·Application pending·0 cites
- 2644US10140361B2Text mining device, text mining method, and computer-readable recording mediumNEC CORP·Filed 2013·Granted Nov 27, 2018·0 cites·9 claims
- 2744US2017169105A1Document classification methodNEC CORP·Filed 2013·Application pending·0 cites
- 2843US9449277B2Implication determining device, implication determining method and implication determining program determining if hypothesis is a new factTATEISHI KENJI·Filed 2011·Granted Sep 20, 2016·0 cites·9 claims
- 2943US8583435B2Request content identification system, request content identification method using natural language, and programISHIKAWA KAI·Filed 2007·Granted Nov 12, 2013·0 cites·8 claims
- 3042US9916302B2Text processing using entailment recognition, group generation, and group integrationNEC CORP·Filed 2015·Granted Mar 13, 2018·0 cites·7 claims
- 3141US11507744B2Information processing apparatus, information processing method, and computer-readable recording mediumNEC CORP·Filed 2017·Granted Nov 22, 2022·0 cites·12 claims
- 3241US2014025372A1Text analyzing device, problematic behavior extraction method, and problematic behavior extraction programTAMURA AKIHIRO·Filed 2012·Application pending·0 cites
- 3340US2012254071A1Text mining system, text mining method and recording mediumISHIKAWA KAI·Filed 2010·Application pending·0 cites
- 3440US2013238321A1Dialog text analysis device, method and programTAMURA AKIHIRO·Filed 2011·Application pending·0 cites
- 3540US2014350914A1Term translation acquisition method and term translation acquisition apparatusANDRADE SILVA DANIEL GEORG·Filed 2012·Application pending·0 cites
- 3640US2015006157A1Term synonym acquisition method and term synonym acquisition apparatusANDRADE SILVA DANIEL GEORG·Filed 2012·Application pending·0 cites
- 3738US2012096029A1Information analysis apparatus, information analysis method, and computer readable storage mediumTAMURA AKIHIRO·Filed 2010·Application pending·0 cites
- 3837US2017154035A1Text processing system, text processing method, and text processing programNEC CORP·Filed 2015·Application pending·0 cites
- 3935US10339223B2Text processing system, text processing method and storage medium storing computer programNEC CORP·Filed 2015·Granted Jul 2, 2019·0 cites·18 claims
- 4033US2018314951A1Reasoning system, reasoning method, and recording mediumNEC CORP·Filed 2015·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →