Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5217195 | Seat position adjustment mechanism | Aki Tanaka | 1993-06-08 |
| 4919482 | Inertia latch for vehicle seats | Douglas G. Del Grosso | 1990-04-24 |
| 4685736 | Infinitely positionable lock for reclining seat | Aki Tanaka | 1987-08-11 |