Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5359662 | Active noise control system | Nick S. Kapsokavathis, Ke-Horng Chen, Sen M. Kuo | 1994-10-25 |
| 5321759 | Active noise control system for attenuating engine generated noise | — | 1994-06-14 |