Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5671436 | Versatile RF data capture system | Lyle L. Zumbach | 1997-09-23 |
| 5635978 | Electronic television program guide channel system and method | Jerry Alten, Bruce L. Davis, William L. Thomas, Roger Youman | 1997-06-03 |