Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5652799 | Noise reducing system | Colin F. Ross, Graham P. Eatwell | 1997-07-29 |
| 5621656 | Adaptive resonator vibration control system | — | 1997-04-15 |
| 5600106 | Actively sound reduced muffler having a venturi effect configuration | — | 1997-02-04 |