Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4352182 | Method of and device for testing the quality of digital speech-transmission equipment | Roberto Billi | 1982-09-28 |
| 4187397 | Device for and method of generating an artificial speech signal | Giulio Modena, Stefano Sandri | 1980-02-05 |