Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5692019 | Communication device having antenna switch diversity, and method therefor | Chun-Ye Susan Chang, Jian-Cheng Huang, Lorenzo A. Ponce De Leon, David R. Petreye, James Michael Keba +1 more | 1997-11-25 |
| 5592531 | Selective call communication system having adaptive voice data entry | Yan Cheng | 1997-01-07 |