Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5377275 | Active noise control apparatus | — | 1994-12-27 |
| 5251262 | Adaptive active noise cancellation apparatus | Susumu Saruta, Hiroshi Tamura | 1993-10-05 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5377275 | Active noise control apparatus | — | 1994-12-27 |
| 5251262 | Adaptive active noise cancellation apparatus | Susumu Saruta, Hiroshi Tamura | 1993-10-05 |