Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4887699 | Vibration attenuating method utilizing continuously variable semiactive damper | Douglas E. Ivers, Warren Richard Schroeder | 1989-12-19 |
| 4881172 | Observer control means for suspension systems or the like | — | 1989-11-14 |
| 4838392 | Semi-active damper for vehicles and the like | Charles M. Nobles, Dennis McGuire | 1989-06-13 |
| 4821849 | Control method and means for vibration attenuating damper | — | 1989-04-18 |