Qingjun Han
3Patents
0h-index
14Co-inventors
28Inventor score
Filing activity: Oct 27, 2015 → Dec 8, 2016
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US11125006B2 | Method, system and device for controlling door of railway vehicle | Fixed Constructions | 0 | Active |
| US10207725B2 | Method and device for transmitting signal among compartments of train | Electricity | 0 | Active |
| US10464524B2 | Alarming and unlocking device | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.