Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5702159 | Cushion body structure of a car seat | Chikara Matsuoka, Takeshi Watadani, Kunihisa Wakimoto | 1997-12-30 |
| 5654069 | Cushion body structure for noise prevention | Chikara Matsuoka, Takeshi Watadani, Kunihisa Wakimoto | 1997-08-05 |
| 5630240 | Cushion body structure comfortable to sit | Chikara Matsuoka, Takeshi Watadani, Kunihisa Wakimoto | 1997-05-20 |