Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7151935 | Method for initiative setting up calls by service control point in mobile intelligent network | Weihua Zheng, Jianjun Zhang | 2006-12-19 |
| 6912383 | Implementing method for adding monetary value of mobile prepayment service in different locations | Mofang Li, Weihua Zheng | 2005-06-28 |