Inventor · San Jose, CA, US

Charles L. Chen

23Patents
6h-index
23Co-inventors
65Inventor score

Filing activity: May 23, 2008 → Apr 8, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US9140555B1 Navigation using sensor fusion Electricity 40 Active
US8769427B2 Quick gesture input Physics 24 Active
US9875671B2 Cloud-based user interface augmentation Physics 21 Active
US9070305B1 Traffic light detecting system and method Electricity 19 Active
US8150915B1 Personalized access using near field communication Physics 6 Active
US8730181B1 Tactile guidance system for touch screen interaction Physics 6 Active
US10031581B1 Virtual artifacts using mobile devices Physics 6 Active
US10620721B2 Position-based location indication and device control Physics 6 Active
US8151179B1 Method and system for providing linked video and slides from a presentation Physics 6 Active
US9244530B1 Virtual artifacts using mobile devices Physics 4 Active
US9661466B1 Navigation using sensor fusion Electricity 3 Active
US9372095B1 Mobile robots moving on a visual display Physics 2 Active
US8812585B2 Trusted maps: updating map locations using trust-based social graphs Electricity 2 Active
US10330489B1 Navigation using sensor fusion Electricity 2 Active
US10641613B1 Navigation using sensor fusion Electricity 2 Active
US10558852B2 Predictive analysis of target behaviors utilizing RNN-based user embeddings Physics 1 Active
US11461638B2 Figure captioning system and related methods Physics 1 Active
US9639267B2 Quick gesture input Physics 0 Active
US10061854B2 Trusted maps: updating map locations using trust-based social graphs Electricity 0 Active
US11054918B2 Position-based location indication and device control Physics 0 Active
US10783361B2 Predictive analysis of target behaviors utilizing RNN-based user embeddings Physics 0 Active
US10466890B2 Quick gesture input Physics 0 Active
US8671137B2 Personalized access using near field communication Physics 0 Active

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