Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5812682 | Active vibration control system with multiple inputs | Graham P. Eatwell | 1998-09-22 |
| 5652799 | Noise reducing system | Andrew J. Langley, Graham P. Eatwell | 1997-07-29 |
| 5568557 | Active vibration control system for aircraft | Andrew J. Langley | 1996-10-22 |
| 5433422 | Active vibration control through sensing and controlling forces on an intermediate body | Julian F. Scott, George C. Sutcliffe | 1995-07-18 |
| 5431008 | Active control of machine performance | Andrew J. Langley, Graham P. Eatwell | 1995-07-11 |
| 5365594 | Active sound and/or vibration control | Graham P. Eatwell | 1994-11-15 |
| 5311446 | Signal processing system for sensing a periodic signal in the presence of another interfering signal | Graham P. Eatwell | 1994-05-10 |
| 5141391 | Active control of unsteady motion phenomena in turbomachinery | Elizabeth Acton, Alexander M. Cargill, Graham P. Eatwell | 1992-08-25 |
| 5082421 | Active control of unsteady motion phenomena in turbomachinery | Elizabeth Acton, Alexander M. Cargill, Graham P. Eatwell | 1992-01-21 |
| 5005353 | Active control of unsteady motion phenomena in turbomachinery | Elizabeth Acton, Alexander M. Cargill, Graham P. Eatwell | 1991-04-09 |
| 4967550 | Active control of unsteady motion phenomena in turbomachinery | Elizabeth Acton, Alexander M. Cargill, Graham P. Eatwell | 1990-11-06 |
| 4480333 | Method and apparatus for active sound control | — | 1984-10-30 |