Inventor · disambiguated record
Ryuki Tachibana
Also filed as: TACHIBANA RYUKI
47 granted patents·8 pending applications·482 citations·filing 2000–2022
97Inventor score
Top patents by PatentIndex Score
55 records- 0198US8015011B2Generating objectively evaluated sufficiently natural synthetic speech from text by using selective paraphrasesNUANCE COMMUNICATIONS INC·Filed 2008·Granted Sep 6, 2011·311 cites·12 claims
- 0289US10140983B2Building of n-gram language model for automatic speech recognition (ASR)IBM·Filed 2015·Granted Nov 27, 2018·7 cites·20 claims
- 0389US7660991B2Embedding, processing and detection of digital content, information and dataIBM·Filed 2001·Granted Feb 9, 2010·42 cites·32 claims
- 0486US10909671B2Region of interest weighted anomaly detectionIBM·Filed 2018·Granted Feb 2, 2021·7 cites·20 claims
- 0584US10503827B2Supervised training for word embeddingIBM·Filed 2016·Granted Dec 10, 2019·4 cites·14 claims
- 0683US11734575B2Sequential learning of constraints for hierarchical reinforcement learningIBM·Filed 2018·Granted Aug 22, 2023·6 cites·18 claims
- 0783US10885111B2Generating cross-domain data using variational mapping between embedding spacesIBM·Filed 2018·Granted Jan 5, 2021·5 cites·20 claims
- 0880US10832129B2Transfer of an acoustic knowledge to a neural networkIBM·Filed 2016·Granted Nov 10, 2020·4 cites·13 claims
- 0980US10754308B2Decomposed perturbation approach using memory based learning for compliant assembly tasksIBM·Filed 2017·Granted Aug 25, 2020·4 cites·20 claims
- 1078US11537872B2Imitation learning by action shaping with antagonist reinforcement learningIBM·Filed 2018·Granted Dec 27, 2022·4 cites·18 claims
- 1177US8055505B2Audio content digital watermark detectionIBM·Filed 2008·Granted Nov 8, 2011·8 cites·18 claims
- 1276US9972308B1Splitting utterances for quick responsesIBM·Filed 2016·Granted May 15, 2018·3 cites·17 claims
- 1376US9812122B2Speech recognition model construction method, speech recognition method, computer system, speech recognition apparatus, program, and recording mediumIBM·Filed 2015·Granted Nov 7, 2017·3 cites·19 claims
- 1474US7921014B2System and method for supporting text-to-speechNUANCE COMMUNICATIONS INC·Filed 2007·Granted Apr 5, 2011·8 cites·1 claims
- 1573US10614108B2User interface for streaming spoken queryIBM·Filed 2015·Granted Apr 7, 2020·2 cites·19 claims
- 1672US7797542B2Watermark signal generating apparatusIBM·Filed 2009·Granted Sep 14, 2010·7 cites·11 claims
- 1771US8918396B2Information processing apparatus, method and program for determining weight of each feature in subjective hierarchical clusteringNAGANO TORU·Filed 2012·Granted Dec 23, 2014·6 cites·12 claims
- 1871US8370149B2Speech synthesis system, speech synthesis program product, and speech synthesis methodNUANCE COMMUNICATIONS INC·Filed 2008·Granted Feb 5, 2013·5 cites·15 claims
- 1970US11257240B2Accelerated object labeling using prior geometric knowledgeIBM·Filed 2019·Granted Feb 22, 2022·2 cites·17 claims
- 2069US9275631B2Speech synthesis system, speech synthesis program product, and speech synthesis methodNUANCE COMMUNICATIONS INC·Filed 2012·Granted Mar 1, 2016·3 cites·15 claims
- 2168US6985590B2Electronic watermarking method and apparatus for compressed audio data, and system thereforIBM·Filed 2000·Granted Jan 10, 2006·17 cites·17 claims
- 2268US6915001B2Electronic watermarking method and systemIBM·Filed 2001·Granted Jul 5, 2005·15 cites·16 claims
- 2365US11468334B2Closed loop model-based action learning with model-free inverse reinforcement learningIBM·Filed 2018·Granted Oct 11, 2022·1 cites·20 claims
- 2464US12367566B2Image anomaly detection by enhancing patched featuresIBM·Filed 2022·Granted Jul 22, 2025·0 cites·20 claims
- 2564US11461375B2User interface for streaming spoken queryIBM·Filed 2020·Granted Oct 4, 2022·0 cites·15 claims
- 2662US11501157B2Action shaping from demonstration for fast reinforcement learningIBM·Filed 2018·Granted Nov 15, 2022·1 cites·20 claims
- 2762US11468310B2Constraining actions for reinforcement learning under safety requirementsIBM·Filed 2018·Granted Oct 11, 2022·1 cites·20 claims
- 2860US12306956B2Transfer anomaly detection using online deep setsIBM·Filed 2022·Granted May 20, 2025·0 cites·20 claims
- 2960US9384730B2Pronunciation accuracy in speech recognitionIBM·Filed 2014·Granted Jul 5, 2016·1 cites·10 claims
- 3059US12217191B2Learning unpaired multimodal feature matching for semi-supervised learningIBM·Filed 2020·Granted Feb 4, 2025·0 cites·25 claims
- 3159US11145308B2Symbol sequence estimation in speechIBM·Filed 2019·Granted Oct 12, 2021·0 cites·25 claims
- 3258US11056102B2Input generation for classifierIBM·Filed 2019·Granted Jul 6, 2021·0 cites·20 claims
- 3357US12131257B2Sound anomaly detection with mixed augmented datasetsIBM·Filed 2021·Granted Oct 29, 2024·0 cites·20 claims
- 3457US10529337B2Symbol sequence estimation in speechIBM·Filed 2019·Granted Jan 7, 2020·0 cites·25 claims
- 3557US8972407B2Information processing method for determining weight of each feature in subjective hierarchical clusteringNAGANO TORU·Filed 2012·Granted Mar 3, 2015·1 cites·5 claims
- 3656US11443758B2Anomalous sound detection with timbre separationIBM·Filed 2021·Granted Sep 13, 2022·0 cites·20 claims
- 3756US7461256B2Generating watermark signalsIBM·Filed 2003·Granted Dec 2, 2008·2 cites·1 claims
- 3855US8744853B2Speaker-adaptive synthesized voiceNISHIMURA MASAFUMI·Filed 2010·Granted Jun 3, 2014·2 cites·19 claims
- 3954US11693925B2Anomaly detection by ranking from algorithmIBM·Filed 2020·Granted Jul 4, 2023·0 cites·11 claims
- 4053US2023342598A1Anomaly detection in unknown domains using content-irrelevant and domain-irrelevant compressed dataIBM·Filed 2022·Application pending·0 cites
- 4151US10229685B2Symbol sequence estimation in speechIBM·Filed 2017·Granted Mar 12, 2019·0 cites·25 claims
- 4250US11410023B2Lexicographic deep reinforcement learning using state constraints and conditional policiesIBM·Filed 2019·Granted Aug 9, 2022·0 cites·20 claims
- 4349US10540963B2Input generation for classifierIBM·Filed 2017·Granted Jan 21, 2020·0 cites·9 claims
- 4448US7587604B2Watermark signal generating methodIBM·Filed 2008·Granted Sep 8, 2009·0 cites·1 claims
- 4548US2010125459A1Stochastic phoneme and accent generation using accent classNUANCE COMMUNICATIONS INC·Filed 2009·Application pending·0 cites
- 4647US9978364B2Pronunciation accuracy in speech recognitionIBM·Filed 2016·Granted May 22, 2018·0 cites·12 claims
- 4747US2012316880A1Information processing apparatus, information processing method, information processing system, and programNAGANO TOHRU·Filed 2012·Application pending·0 cites
- 4846US2012197644A1Information processing apparatus, information processing method, information processing system, and programNAGANO TOHRU·Filed 2012·Application pending·0 cites
- 4945US11823039B2Safe and fast exploration for reinforcement learning using constrained action manifoldsIBM·Filed 2018·Granted Nov 21, 2023·0 cites·17 claims
- 5045US7606388B2Contents border detection apparatus, monitoring method, and contents location detection method and program and storage medium thereforIBM·Filed 2002·Granted Oct 20, 2009·0 cites·14 claims
Showing the top 50 of 55 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when Ryuki Tachibana files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →