Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12188535 | Systems and methods for monitoring a wear state of a disc brake | — | 2025-01-07 |
| 11788594 | Systems and methods for monitoring a wear state of a disc brake | — | 2023-10-17 |
| 7689230 | Intelligent transportation system | William G. Spadafora, Perry M. Paielli, David Llewellyn | 2010-03-30 |
| 6909951 | Fail-safe torque transducer system | David Llewellyn, William G. Spadafora | 2005-06-21 |