Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5619274 | Television schedule information transmission and utilization system and process | John H. Roop, Alan R. Ebright, David P. Warden, Konstantine Sokolik, Giambattista A. Alegiani | 1997-04-08 |