Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4888563 | Audio amplifier having a low-noise input stage | — | 1989-12-19 |
| 4878032 | Amplifier stage with collector output | Edoardo Botti, Aldo Torazzina | 1989-10-31 |
| 4849713 | High-dynamics amplifier stage with distortion detection | Edoardo Botti | 1989-07-18 |