Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9654939 | Apparatus and method for incorporating multiple talk groups in a single call | Quan-Wen Du, Yu-Yang Zheng | 2017-05-16 |
| 8665550 | Method and system for reducing a disturbance associated with repeatable runout of a removable disc loaded into a storage system | Pantas Sutardja, Yunn Zheng, Qiuliang Fu | 2014-03-04 |
| 8369041 | Method and apparatus for reducing repeatable runout in storage systems | Pantas Sutardja, Yuan Zheng, Qiuliang Fu | 2013-02-05 |
| 8120871 | Method and apparatus for reducing repeatable runout in storage systems | Pantas Sutardja, Yuan Zheng, Qiuliang Fu | 2012-02-21 |
| 5796893 | Method and system for providing an improved optical coupler | Yu Zheng | 1998-08-18 |