Inventor · disambiguated record
Hongchao Zhao
Also filed as: ZHAO HONGCHAO · ZHAO HONGCHAO T · ZHAO HONGCHAO TIM
12 granted patents·4 pending applications·574 citations·filing 2008–2025
92Inventor score
Files withVIVO MOBILE COMMUNICATION CO LTD5TENCENT TECH SHENZHEN CO LTD4WESTERN DIGITAL TECH INC2KANG SOO-CHOON1UNIV HONG KONG CHINESE1
Top patents by PatentIndex Score
16 records- 0198US7630162B2Disk drive servoing off of first head while determining fly height for second headWESTERN DIGITAL TECH INC·Filed 2008·Granted Dec 8, 2009·123 cites·21 claims
- 0296US8699173B1Disk drive detecting touchdown event by evaluating frequency response of a touchdown metricKANG SOO-CHOON·Filed 2011·Granted Apr 15, 2014·99 cites·30 claims
- 0396US7974039B1Disk drive to reduce head instabilityWESTERN DIGITAL TECHNOLOGY INC·Filed 2009·Granted Jul 5, 2011·142 cites·16 claims
- 0495US8780473B1Disk drive selecting a global digital-to-analog setting for a plurality of headsZHAO HONGCHAO T·Filed 2009·Granted Jul 15, 2014·75 cites·3 claims
- 0595US8665546B1Adaptive threshold for detecting touchdown or contaminationZHAO HONGCHAO TIM·Filed 2010·Granted Mar 4, 2014·117 cites·28 claims
- 0684US12069360B2Electronic deviceVIVO MOBILE COMMUNICATION CO LTD·Filed 2022·Granted Aug 20, 2024·2 cites·7 claims
- 0784US11182612B2Systems and methods for place recognition based on 3D point cloudUNIV HONG KONG CHINESE·Filed 2019·Granted Nov 23, 2021·8 cites·19 claims
- 0884US10410656B1Data storage device pre-biasing a spin torque oscillator prior to a write operationWESTERN DIGITAL TECH INC·Filed 2018·Granted Sep 10, 2019·6 cites·17 claims
- 0980US12114443B2Electronic deviceVIVO MOBILE COMMUNICATION CO LTD·Filed 2022·Granted Oct 8, 2024·2 cites·8 claims
- 1055US2023078653A1Route planningTENCENT TECH SHENZHEN CO LTD·Filed 2022·Application pending·0 cites
- 1155US2025155251A1Method and apparatus for displaying navigation route, computer device, and storage mediumTENCENT TECH SHENZHEN CO LTD·Filed 2025·Application pending·0 cites
- 1252US2024233518A9Electronic deviceVIVO MOBILE COMMUNICATION CO LTD·Filed 2023·Application pending·0 cites
- 1344US11627210B2Mobile terminalVIVO MOBILE COMMUNICATION CO LTD·Filed 2020·Granted Apr 11, 2023·0 cites·11 claims
- 1442US11423774B2Road condition generation method, apparatus and device, and storage mediumTENCENT TECH SHENZHEN CO LTD·Filed 2019·Granted Aug 23, 2022·0 cites·12 claims
- 1541US12067865B2Method for obtaining road condition information, apparatus thereof, and storage mediumTENCENT TECH SHENZHEN CO LTD·Filed 2019·Granted Aug 20, 2024·0 cites·15 claims
- 1641US2022279061A1Electronic deviceVIVO MOBILE COMMUNICATION CO LTD·Filed 2022·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →