Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4660884 | Reclining chair | Masaaki Obata, Noriji Morooka | 1987-04-28 |
| 4483565 | Head rest stay retaining device | Youki Yoshida | 1984-11-20 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4660884 | Reclining chair | Masaaki Obata, Noriji Morooka | 1987-04-28 |
| 4483565 | Head rest stay retaining device | Youki Yoshida | 1984-11-20 |