Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4817086 | Integrated switching system and announcement circuit | Enzo Paterno, Thomas Lawrence Smith | 1989-03-28 |
| 4805094 | Multi-channel memory access circuit | Enzo Paterno, Thomas Lawrence Smith | 1989-02-14 |