Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5293588 | Speech detection apparatus not affected by input energy or background noise levels | Tsuneo Nitta | 1994-03-08 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5293588 | Speech detection apparatus not affected by input energy or background noise levels | Tsuneo Nitta | 1994-03-08 |