Inventor · disambiguated record
Hai Xu
Also filed as: XU HAI · XU HAI-TAO
23 granted patents·11 pending applications·16 citations·filing 2009–2024
90Inventor score
Files withPLANTRONICS10CHONGQING DINKING POWER MACHINERY CO LTD4HP CHONGQING CO LTD3POLYCOM COMMUNICATIONS TECH BEIJING CO LTD3HONGFUJIN PREC ELECT ZHENGZHOU CO LTD2
Top patents by PatentIndex Score
34 records- 0184US11803984B2Optimal view selection in a teleconferencing system with cascaded camerasPLANTRONICS·Filed 2020·Granted Oct 31, 2023·2 cites·21 claims
- 0282US10863112B1Smoothing image transitions when changing viewsPLANTRONICS·Filed 2019·Granted Dec 8, 2020·4 cites·20 claims
- 0378US9787616B2Method and apparatus for exchanging status updates while collaboratingXU HAI·Filed 2012·Granted Oct 10, 2017·6 cites·14 claims
- 0473US11423550B2Presenter-tracker management in a videoconferencing environmentPLANTRONICS·Filed 2020·Granted Aug 23, 2022·1 cites·21 claims
- 0565US9340960B2Dual flush toilet trap primerXU HAI TAO·Filed 2009·Granted May 17, 2016·3 cites·19 claims
- 0664US11962160B1Generator control system capable of realizing series-parallel connectionCHONGQING DINKING POWER MACHINERY CO LTD·Filed 2023·Granted Apr 16, 2024·0 cites·9 claims
- 0761US11770154B2Device and system for preventing drowningHONGFUJIN PREC ELECT ZHENGZHOU CO LTD·Filed 2021·Granted Sep 26, 2023·0 cites·15 claims
- 0852US11501578B2Differentiating a rendered conference participant from a genuine conference participantPLANTRONICS·Filed 2021·Granted Nov 15, 2022·0 cites·20 claims
- 0951US11694537B2Warning device, warning system for detecting water level in drainage wellHONGFUJIN PREC ELECT ZHENGZHOU CO LTD·Filed 2021·Granted Jul 4, 2023·0 cites·18 claims
- 1050US11042767B2Detecting spoofing talker in a videoconferencePLANTRONICS·Filed 2020·Granted Jun 22, 2021·0 cites·19 claims
- 1150US2023237673A1Mobile photoelectric detection and identification system for low, slow and small targetsUNIV HUAZHONG SCIENCE TECH·Filed 2023·Application pending·0 cites
- 1248US2022318962A1Video systems with real-time dynamic range enhancementPLANTRONICS·Filed 2020·Application pending·0 cites
- 1347US11242075B2Connection structure and system of integrated brake device for rail vehicleMEISHAN CRRC BRAKE SCIENCE & TECH CO LTD·Filed 2018·Granted Feb 8, 2022·0 cites·18 claims
- 1446US12469153B2Tracking with multiple camerasHP CHONGQING CO LTD·Filed 2020·Granted Nov 11, 2025·0 cites·20 claims
- 1546US12123972B2Method and system for importing parameter calibration and terminal deviceZHENGZHOU WANMAYUN ELECTRONIC TECH CO LTD·Filed 2021·Granted Oct 22, 2024·0 cites·12 claims
- 1646US11775834B2Joint upper-body and face detection using multi-task cascaded convolutional networksPOLYCOM LLC·Filed 2018·Granted Oct 3, 2023·0 cites·21 claims
- 1745US12471674B2Waterproof upper components of shoes, and methods of making waterproof shoes and waterproof upper components thereofCOSMOSTAR USA LLC·Filed 2023·Granted Nov 18, 2025·0 cites·30 claims
- 1845US11438549B2Joint use of face, motion, and upper-body detection in group framingPOLYCOM INC·Filed 2018·Granted Sep 6, 2022·0 cites·21 claims
- 1943US12316999B2Systems and methods for detection and display of whiteboard text and/or an active speakerHP CHONGQING CO LTD·Filed 2020·Granted May 27, 2025·0 cites·22 claims
- 2043US2022319034A1Head Pose Estimation in a Multi-Camera Teleconferencing SystemPLANTRONICS·Filed 2020·Application pending·0 cites
- 2142US10571627B2Optical fiber, and system and method for manufacturing optical fiberZHONGTIAN TECH FIBER POTICS CO LTD·Filed 2018·Granted Feb 25, 2020·0 cites·13 claims
- 2242US2023245271A1Videoconferencing Systems with Facial Image RectificationPOLYCOMM COMMUNICATIONS TECH BEIJING CO LTD·Filed 2020·Application pending·0 cites
- 2342US2022398864A1Zoom based on gesture detectionPOLYCOM COMMUNICATIONS TECH BEIJING CO LTD·Filed 2019·Application pending·0 cites
- 2441USD1106270SFuel pumpCHONGQING DINKING POWER MACHINERY CO LTD·Filed 2024·Granted Dec 16, 2025·0 cites·1 claims
- 2540US11877084B2Video conference user interface layout based on face detectionHEWLETT PACKARD DEVELOPMENT CO·Filed 2020·Granted Jan 16, 2024·0 cites·18 claims
- 2640US11805225B2Tracker activation and deactivation in a videoconferencing systemPLANTRONICS·Filed 2020·Granted Oct 31, 2023·0 cites·21 claims
- 2738US2025273011A1Fast and accurate face detection system for long-distance detectionHP CHONGQING CO LTD·Filed 2020·Application pending·0 cites
- 2837USD1097056SFuel tank adaptorCHONGQING DINKING POWER MACHINERY CO LTD·Filed 2024·Granted Oct 7, 2025·0 cites·1 claims
- 2937US2013029715A1Push-to-Talk Mobile TerminalZTE CORP·Filed 2010·Application pending·0 cites
- 3036US2022303555A1Combining high-quality foreground with enhanced low-quality backgroundPLANTRONICS·Filed 2020·Application pending·0 cites
- 3135US2024223908A1Exposure adjustment during view changingPOLYCOM COMMUNICATIONS TECH BEIJING CO LTD·Filed 2020·Application pending·0 cites
- 3234USD1106070SInverter generatorCHONGQING DINKING POWER MACHINERY CO LTD·Filed 2024·Granted Dec 16, 2025·0 cites·1 claims
- 3334US2022270216A1Videoconferencing with Adaptive Lens Distortion-Correction and Image Deformation-ReductionPLANTRONICS·Filed 2020·Application pending·0 cites
- 3433US2023136314A1Deep learning based white balance correction of video framesPOLYCOM COMMUNICATIONS TECH BEIJING CO LTD·Filed 2020·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →