Inventor · Columbus, OH, US

Chao Han

37Patents
7h-index
81Co-inventors
72Inventor score

Filing activity: Mar 19, 2004 → Sep 17, 2024

Most-cited inventions

PatentTitleAreaCited byStatus
US11467659B2 Systems and methods for facial expression tracking Physics 16 Active
USD889356S1 Vehicle wheel General 12 Active
USD865627S1 Vehicle wheel General 11 Active
USD865628S1 Vehicle wheel General 10 Active
USD895509S1 Vehicle wheel General 9 Active
USD885294S1 Vehicle wheel General 8 Active
US7353117B2 Computation of wall thickness Physics 7 Expired
US10819898B1 Imaging device with field-of-view shift control Physics 6 Active
USD889355S1 Vehicle wheel General 6 Active
US9445840B2 Integrated microfluidic device for single oocyte trapping Chemistry; Metallurgy 5 Active
USD891343S1 Vehicle wheel General 3 Active
US10949439B2 Method, apparatus and system for displaying search results, apparatus and computer storage medium Physics 2 Active
US11100047B2 Method, device and computer program product for deleting snapshots Physics 2 Active
US10114413B2 Electronic bag and method for controlling the same Physics 2 Active
US11157313B2 Method, apparatus and computer storage medium for controlling a storage system Physics 1 Active
US11985180B2 Meeting-video management engine for a meeting-video management system Physics 1 Active
US12314743B2 Digital assistant interaction Physics 0 Active
US10545345B2 Head-mounted display device with function of touch input and touch control method thereof Physics 0 Active
US12193740B2 Method and system for measuring or assessing human visual field Physics 0 Active
USD1081108S1 Walking cane with leg lifter General 0 Active
US11730357B2 Method and system for measuring or assessing human visual field Physics 0 Active
US12136291B2 Systems and methods for facial expression tracking Physics 0 Active
US9822089B2 R type of resveratrol dimer, preparation process therefor and purpose thereof in lowering blood sugar level Human Necessities 0 Active
US11138903B2 Method, apparatus, device and system for sign language translation Physics 0 Active
US11282516B2 Human-machine interaction processing method and apparatus thereof Physics 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.