Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5425302 | Pneumatic booster | Roland Levrai, Philippe Castel | 1995-06-20 |
| 5176065 | Brake booster | Philippe Castel | 1993-01-05 |
| 5044255 | Brake regulator with second boost chamber | Jean-Jacques Carre, Philippe Castel | 1991-09-03 |
| 5005914 | Dual brake compensator | Roland Levrai | 1991-04-09 |