Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8694275 | Method, device and system for calibrating positioning device | Yongcai Wang, Junhui Zhao | 2014-04-08 |
| 8423503 | Knowledge annotation result checking method and system | Qiangze Feng, Hongwei Qi | 2013-04-16 |
| 8306769 | Method, device and system for calibrating positioning device | Yongcai Wang, Junhui Zhao | 2012-11-06 |
| 8296045 | Traffic information processing apparatus and method, traffic information integrating device and method | Hongwei Qi, Qiangze Feng, Yuguang Liu, Bangyong Liang, Xin Meng | 2012-10-23 |
| 8266137 | Method and apparatus for generating index as well as search method and search apparatus | Hao Lei, Ye Tian, Ke Zeng, Liming Wang | 2012-09-11 |
| 8180628 | Apparatus and method for expanding natural language query requirement | Qiangze Feng, Hongwei Qi, Bangyong Liang, Xin Meng, Yuguang Liu | 2012-05-15 |
| 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, Yuguang Liu, Huifeng Liu, Yabo Wang +1 more | 2011-05-03 |
| 7464326 | Apparatus, method, and computer program product for checking hypertext | Hideki Kawai | 2008-12-09 |
| 7240061 | Place name information extraction apparatus and extraction method thereof and storing medium stored extraction programs thereof and map information retrieval apparatus | Koji Kida, Yoshihide Ishiguro | 2007-07-03 |
| 6975766 | System, method and program for discriminating named entity | — | 2005-12-13 |
| 6189006 | Full-text index producing device for producing a full-text index and full-text data base retrieving device having the full-text index | — | 2001-02-13 |
| 6014460 | Character strings reading device | Eiki Ishidera, Masahiko Hamanaka, Daisuke Nishiwaki | 2000-01-11 |
| 5940836 | Full-Text index producing device for producing a full-text index and full-text data base retrieving device having the full-text index | — | 1999-08-17 |
| 5734749 | Character string input system for completing an input character string with an incomplete input indicative sign | Hiroshi Yamada, Kazunori Muraki | 1998-03-31 |
| 5724457 | Character string input system | — | 1998-03-03 |