Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5082326 | Vehicle seat with automatic adjustment mechanisms utilizing inflatable air bags | Hiroshi Sekido, Tadashi Sakuma | 1992-01-21 |
| 4965899 | Air cushion for chair and chair utilizing the air cushion | Hiroshi Sekido | 1990-10-30 |
| 4920591 | Air support for chair and method for manufacturing chair utilizing the air support | Hiroshi Sekido | 1990-05-01 |