Inventor · disambiguated record
Xiaohu Liu
Also filed as: LIU XIAOHU · LIU XIAOHU DEREK
54 granted patents·15 pending applications·500 citations·filing 2008–2025
98Inventor score
Files withMETA PLATFORMS TECH LLC11FACEBOOK INC8META PLATFORMS INC7MICROSOFT TECHNOLOGY LICENSING LLC6AMAZON TECH INC4
Top patents by PatentIndex Score
69 records- 0198US11727677B2Personalized gesture recognition for user interaction with assistant systemsMETA PLATFORMS TECH LLC·Filed 2021·Granted Aug 15, 2023·12 cites·20 claims
- 0298US10977258B1Content summarization for assistant systemsFACEBOOK INC·Filed 2019·Granted Apr 13, 2021·85 cites·15 claims
- 0398US10957329B1Multiple wake words for systems with multiple smart assistantsFACEBOOK INC·Filed 2018·Granted Mar 23, 2021·59 cites·15 claims
- 0498US10958599B1Assisting multiple users in a multi-user conversation threadFACEBOOK INC·Filed 2018·Granted Mar 23, 2021·69 cites·19 claims
- 0598US10854206B1Identifying users through conversations for assistant systemsFACEBOOK INC·Filed 2018·Granted Dec 1, 2020·69 cites·19 claims
- 0698US10761866B2Intent identification for agent matching by assistant systemsFACEBOOK INC·Filed 2018·Granted Sep 1, 2020·45 cites·18 claims
- 0797US12182883B2In-call experience enhancement for assistant systemsMETA PLATFORMS TECH LLC·Filed 2021·Granted Dec 31, 2024·3 cites·20 claims
- 0897US11823289B2User controlled task execution with task persistence for assistant systemsMETA PLATFORMS TECH LLC·Filed 2022·Granted Nov 21, 2023·4 cites·20 claims
- 0997US11721093B2Content summarization for assistant systemsMETA PLATFORMS INC·Filed 2021·Granted Aug 8, 2023·3 cites·20 claims
- 1097US11238239B2In-call experience enhancement for assistant systemsFACEBOOK TECH LLC·Filed 2020·Granted Feb 1, 2022·8 cites·20 claims
- 1197US11231946B2Personalized gesture recognition for user interaction with assistant systemsFACEBOOK TECH LLC·Filed 2020·Granted Jan 25, 2022·4 cites·20 claims
- 1296US11699194B2User controlled task execution with task persistence for assistant systemsMETA PLATFORMS TECH LLC·Filed 2020·Granted Jul 11, 2023·4 cites·19 claims
- 1396US10853103B2Contextual auto-completion for assistant systemsFACEBOOK INC·Filed 2018·Granted Dec 1, 2020·9 cites·19 claims
- 1495US12475698B2Personalized gesture recognition for user interaction with assistant systemsMETA PLATFORMS TECH LLC·Filed 2024·Granted Nov 18, 2025·0 cites·20 claims
- 1595US11544504B1Dialog management systemAMAZON TECH INC·Filed 2020·Granted Jan 3, 2023·12 cites·20 claims
- 1695US10802848B2Personalized gesture recognition for user interaction with assistant systemsFACEBOOK TECH LLC·Filed 2019·Granted Oct 13, 2020·5 cites·20 claims
- 1794US11948563B1Conversation summarization during user-control task execution for assistant systemsMETA PLATFORMS INC·Filed 2020·Granted Apr 2, 2024·20 cites·18 claims
- 1893US12001862B1Disambiguating user input with memorization for improved user assistanceMETA PLATFORMS INC·Filed 2018·Granted Jun 4, 2024·3 cites·18 claims
- 1992US11688021B2Suppressing reminders for assistant systemsMETA PLATFORMS TECH LLC·Filed 2020·Granted Jun 27, 2023·3 cites·15 claims
- 2092US11272639B2Heat dissipation panel, heat dissipation apparatus, and electronic deviceHUAWEI TECH CO LTD·Filed 2017·Granted Mar 8, 2022·12 cites·13 claims
- 2192US2025037212A1In-call experience enhancement for assistant systemsMETA PLATFORMS TECH LLC·Filed 2024·Application pending·0 cites
- 2290US12125272B2Personalized gesture recognition for user interaction with assistant systemsMETA PLATFORMS TECH LLC·Filed 2023·Granted Oct 22, 2024·0 cites·20 claims
- 2389US10191999B2Transferring information across language understanding model domainsMICROSOFT CORP·Filed 2014·Granted Jan 29, 2019·15 cites·21 claims
- 2489US9767091B2Methods for understanding incomplete natural language queryMICROSOFT TECHNOLOGY LICENSING LLC·Filed 2015·Granted Sep 19, 2017·10 cites·19 claims
- 2588US12019685B1Context carryover across tasks for assistant systemsMETA PLATFORMS TECH LLC·Filed 2020·Granted Jun 25, 2024·2 cites·19 claims
- 2688US10726843B2Methods and systems for responding to inquiries based on social graph informationFACEBOOK INC·Filed 2017·Granted Jul 28, 2020·4 cites·18 claims
- 2788US2024104668A1User Controlled Task Execution with Task Persistence for Assistant SystemsMETA PLATFORMS TECH LLC·Filed 2023·Application pending·0 cites
- 2887US12299755B2Context carryover across tasks for assistant systemsMETA PLATFORMS TECH LLC·Filed 2023·Granted May 13, 2025·0 cites·19 claims
- 2986US8711585B2High-frequency-link power-conversion system having direct double-frequency ripple current control and method of useUNIV FLORIDA STATE RES FOUND·Filed 2013·Granted Apr 29, 2014·8 cites·20 claims
- 3085US11010179B2Aggregating semantic information for improved understanding of usersFACEBOOK INC·Filed 2018·Granted May 18, 2021·1 cites·19 claims
- 3180US11125842B2Magnetic resonance imaging switching power amplifier system and methodsGE PREC HEALTHCARE LLC·Filed 2020·Granted Sep 21, 2021·1 cites·17 claims
- 3280US10809326B2Gate driverGE PREC HEALTHCARE LLC·Filed 2018·Granted Oct 20, 2020·3 cites·20 claims
- 3379US12131523B2Multiple wake words for systems with multiple smart assistantsMETA PLATFORMS INC·Filed 2021·Granted Oct 29, 2024·0 cites·19 claims
- 3479US9519870B2Weighting dictionary entities for language understanding modelsMICROSOFT CORP·Filed 2014·Granted Dec 13, 2016·10 cites·19 claims
- 3578US12131522B2Contextual auto-completion for assistant systemsMETA PLATFORMS INC·Filed 2020·Granted Oct 29, 2024·0 cites·20 claims
- 3677US11544305B2Intent identification for agent matching by assistant systemsMETA PLATFORMS INC·Filed 2020·Granted Jan 3, 2023·0 cites·19 claims
- 3777US8949713B1Version-specific request processingSUN VANESSA Y·Filed 2008·Granted Feb 3, 2015·9 cites·23 claims
- 3875US12488184B1Alternative input representationsAMAZON TECH INC·Filed 2022·Granted Dec 2, 2025·1 cites·18 claims
- 3968US9715498B2Distributed server system for language understandingMICROSOFT TECHNOLOGY LICENSING LLC·Filed 2015·Granted Jul 25, 2017·1 cites·18 claims
- 4068US2025340452A1Precursor for sodium-ion battery positive electrode material and preparation method therefor, sodium-ion battery positive electrode material, sodium-ion battery, and electrical deviceCNGR ADVANCED MAT CO LTD·Filed 2023·Application pending·0 cites
- 4165US11250218B2Personalizing natural language understanding systemsMICROSOFT TECHNOLOGY LICENSING LLC·Filed 2015·Granted Feb 15, 2022·1 cites·19 claims
- 4264US9971751B1Version-specific request processingAMAZON TECH INC·Filed 2015·Granted May 15, 2018·1 cites·20 claims
- 4360US11886473B2Intent identification for agent matching by assistant systemsMETA PLATFORMS INC·Filed 2022·Granted Jan 30, 2024·0 cites·19 claims
- 4460US9705422B2System and method for soft switching power inversionGEN ELECTRIC·Filed 2015·Granted Jul 11, 2017·1 cites·19 claims
- 4560US2015332308A1Predicting Swing Buyers in Marketing CampaignsBANK OF AMERICA·Filed 2014·Application pending·0 cites
- 4659US10585155B2Magnetic resonance imaging switching power amplifier system and methodsGEN ELECTRIC·Filed 2017·Granted Mar 10, 2020·0 cites·8 claims
- 4758US9167729B2Inverter, sealing air duct and heat dissipation systemHUAWEI TECH CO LTD·Filed 2013·Granted Oct 20, 2015·1 cites·12 claims
- 4856US11629282B2Salt-tolerant polymer microsphere plugging agent and preparation method thereofSHAANXI UNIV OF SCIENCE & TECHNOLOGY·Filed 2021·Granted Apr 18, 2023·0 cites·5 claims
- 4956US2025161384A1Transcriptional and translational dual regulated oncolytic herpes simplex virus vectorsVIROGIN BIOTECH SHANGHAI LTD·Filed 2023·Application pending·0 cites
- 5054US12475968B2Self-learning built-in self-test (BIST) for leak detection in non-volatile memorySANDISK TECHNOLOGIES INC·Filed 2024·Granted Nov 18, 2025·0 cites·20 claims
Showing the top 50 of 69 patent records by PatentIndex Score.
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