Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5694454 | Apparatus for message re-transmission on demand | Thomas Casey Hill, Kwok Keung Choi, Lowell C. Hufferd, III | 1997-12-02 |
| 5600703 | Method and apparatus for remotely retrieving messages intended for an acknowledge-back pager in a selective call communication system | Kwok Keung Choi, Lowell C. Hufferd III | 1997-02-04 |