Inventor · disambiguated record
Hai Xu
Also filed as: XU HAI · XU HAI-KANG
15 granted patents·4 pending applications·53 citations·filing 1992–2025
89Inventor score
Files withGM GLOBAL TECH OPERATIONS LLC8XU HAI3HUO SHOUDONG2INFINERA CORP2GM GLOBAL TECH OPERATIONS INC1
Top patents by PatentIndex Score
19 records- 0193US9803742B1Stacked planetary gear assembly with improved lubricationGM GLOBAL TECH OPERATIONS LLC·Filed 2016·Granted Oct 31, 2017·13 cites·18 claims
- 0282US9154258B1Subsea optical communication system dual polarization idlerINFINERA CORP·Filed 2014·Granted Oct 6, 2015·5 cites·20 claims
- 0380US11701956B2Axle including a drive system for an electric vehicleGM GLOBAL TECH OPERATIONS LLC·Filed 2020·Granted Jul 18, 2023·2 cites·20 claims
- 0478US9124371B2Apparatus to control carrier spacing in a multi-carrier optical transmitterMCNICOL JOHN D·Filed 2011·Granted Sep 1, 2015·5 cites·7 claims
- 0577US10274040B2Active damper for torsional vibration and noise mitigation in a drivelineGM GLOBAL TECH OPERATIONS LLC·Filed 2017·Granted Apr 30, 2019·2 cites·4 claims
- 0674US11326683B2Gear manufacturing processGM GLOBAL TECH OPERATIONS LLC·Filed 2019·Granted May 10, 2022·2 cites·19 claims
- 0770US8888645B2Simple planetary gearset continuously variable transmissionXU HAI·Filed 2012·Granted Nov 18, 2014·3 cites·16 claims
- 0869US12083876B1Drive system with balanced loadsGM GLOBAL TECH OPERATIONS LLC·Filed 2023·Granted Sep 10, 2024·0 cites·20 claims
- 0958US9178641B2Suppression of non-linear effects in low dispersion optical fibersXU HAI·Filed 2011·Granted Nov 3, 2015·2 cites·16 claims
- 1057US12404913B1Dual pinion and ring architecture for gear systemsGM GLOBAL TECH OPERATIONS LLC·Filed 2025·Granted Sep 2, 2025·0 cites·20 claims
- 1149US5367311AAntenna for broad-band ultrahigh frequencyHARADA IND CO LTD·Filed 1992·Granted Nov 22, 1994·18 cites·2 claims
- 1247US9513389B2Coupled time-distance dependent swept frequency source acquisition design and data de-noisingHUO SHOUDONG·Filed 2012·Granted Dec 6, 2016·1 cites·7 claims
- 1344US8849114B2Nonlinear compensation in WDM systemsINFINERA CORP·Filed 2012·Granted Sep 30, 2014·0 cites·20 claims
- 1442US9435409B2Variator output gearsetXU HAI·Filed 2011·Granted Sep 6, 2016·0 cites·17 claims
- 1542US2023151875A1Drive system architecture for improved motor efficiencyGM GLOBAL TECH OPERATIONS LLC·Filed 2021·Application pending·0 cites
- 1640US2014315679A1Stacked planetary gear setGM GLOBAL TECH OPERATIONS INC·Filed 2013·Application pending·0 cites
- 1740US2019011013A1Active vibration damper for a vehicle driveline componentGM GLOBAL TECH OPERATIONS LLC·Filed 2017·Application pending·0 cites
- 1836US2014168898A1Heat dissipation element and communication device using the sameSERCOMM CORP·Filed 2013·Application pending·0 cites
- 1934US9588241B2Frequency-varying filtering of simultaneous source seismic dataHUO SHOUDONG·Filed 2012·Granted Mar 7, 2017·0 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →