Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4816825 | Method and apparatus for power level control in area networks | John Chan, Semir Sirazi | 1989-03-28 |
| 4807023 | Mapping method for impulse pay per view system | Charles B. Bestler, Semir Sirazi | 1989-02-21 |