Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5666645 | Data management and distribution system and method for an electronic television program guide | David W. Gustafson, Dennis Tenney, Paul Darata | 1997-09-09 |
| 5635978 | Electronic television program guide channel system and method | Jerry Alten, Bruce L. Davis, Michael D. Morris, Roger Youman | 1997-06-03 |