Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7937402 | Natural language based location query system, keyword based location query system and a natural language and keyword based location query system | Qiangze Feng, Hongwei Qi, Huifeng Liu, Yabo Wang, Xiaowei Liu +1 more | 2011-05-03 |
| 7908075 | Traffic information query system and traffic information query method | Hongwei Qi, Yabo Wang, Xiaowei Liu, Huifeng Liu | 2011-03-15 |