Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4890327 | Multi-rate digital voice coder apparatus | John Bertrand | 1989-12-26 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4890327 | Multi-rate digital voice coder apparatus | John Bertrand | 1989-12-26 |