Hui Chao
85Patents
15h-index
34Co-inventors
84Inventor score
Filing activity: Feb 14, 2000 → Sep 5, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US9129157B2 | Method for image-based status determination | Physics | 149 | Active |
| US6230988A | Water nozzle | Performing Operations; Transporting | 117 | Expired |
| USD441436S | Water pipe connector | General | 44 | Expired |
| US6216965A | Nozzle of water sprinkler | Performing Operations; Transporting | 35 | Expired |
| US9317921B2 | Speed-up template matching using peripheral information | Physics | 32 | Active |
| US9058702B2 | Method for securely delivering indoor positioning data and applications | Electricity | 31 | Active |
| USD437919S | Water pipe connector | General | 31 | Expired |
| US9081079B2 | Adaptive updating of indoor navigation assistance data for use by a mobile device | Physics | 30 | Active |
| USD438603S | Water pipe connector | General | 28 | Expired |
| USD451982S | Water sprayer | General | 27 | Expired |
| USD459436S1 | Water sprinkling device | General | 26 | Expired |
| USD433099S | Gun sprayer | General | 19 | Expired |
| US6398045B1 | Water nozzle rack | Human Necessities | 19 | Expired |
| US9912695B1 | Techniques for using a honeypot to protect a server | Electricity | 16 | Active |
| US8515491B2 | User distance detection for enhanced interaction with a mobile device | Electricity | 16 | Active |
| US6254016A | Water pistol nozzle | Performing Operations; Transporting | 15 | Expired |
| USD452297S | Water sprayer | General | 15 | Expired |
| US9185675B2 | Method and apparatus for classifying a mobile device location | Physics | 14 | Active |
| US9986208B2 | System and method for determining location of a device using opposing cameras | Electricity | 14 | Active |
| USD432628S | Gun sprayer | General | 14 | Expired |
| USD447537S | Water sprinkling device | General | 14 | Expired |
| US9400930B2 | Hybrid photo navigation and mapping | Electricity | 13 | Active |
| US9959674B2 | Directional and X-ray view techniques for navigation using a mobile device | Physics | 13 | Active |
| USD447538S | Water sprinkling device | General | 12 | Expired |
| US9020191B2 | Image-based indoor position determination | Physics | 11 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.