Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4654871 | Method and apparatus for reducing repetitive noise entering the ear | Roderick A. Smith, Terrence P. C. Bramer | 1987-03-31 |
| 4600863 | Method of and apparatus for active vibration isolation | Roderick A. Smith | 1986-07-15 |
| 4566118 | Method of and apparatus for cancelling vibrations from a source of repetitive vibrations | Roderick A. Smith | 1986-01-21 |
| 4527282 | Method and apparatus for low frequency active attenuation | Andrew Jones, Owen Jones | 1985-07-02 |
| 4490841 | Method and apparatus for cancelling vibrations | Roderick A. Smith | 1984-12-25 |
| 4489441 | Method and apparatus for cancelling vibration | — | 1984-12-18 |
| 4417098 | Method of reducing the adaption time in the cancellation of repetitive vibration | Andrew Powell, Roderick A. Smith | 1983-11-22 |