Yan Liu
12Patents
4h-index
31Co-inventors
56Inventor score
Filing activity: Sep 28, 2004 → Jun 28, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD924385S1 | Air purifier | General | 26 | Active |
| USD933797S1 | Air purifiers | General | 25 | Active |
| US6972902B1 | Telescope system having auto-tracking altitude-azimuthal mount and methods for calibrating same | Emerging Cross-Sectional Technologies | 10 | Expired |
| USD998125S1 | Air cleaner | General | 8 | Active |
| USD918363S1 | Air humidifier | General | 3 | Active |
| USD926956S1 | Humidifier | General | 3 | Active |
| US7301698B2 | Method for automatically aligning telescope | Emerging Cross-Sectional Technologies | 2 | Active |
| US8684745B2 | Hand-held personal planetarium | Physics | 2 | Active |
| US10097031B2 | Charging device having small loop transmission coils for wireless charging a target device | Electricity | 2 | Active |
| USD916261S1 | Air conditioner | General | 2 | Active |
| US10250076B2 | Wireless power transmitter | Electricity | 0 | Active |
| US11606977B2 | Communication and heating system for electronic nebulizer and related products | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.