Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5238294 | Interlocking mechanism for supporting seat and seat back of chair | Yuji Ishi, Toru Nagao, Hironaga Obata, Tetsuya Kano | 1993-08-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5238294 | Interlocking mechanism for supporting seat and seat back of chair | Yuji Ishi, Toru Nagao, Hironaga Obata, Tetsuya Kano | 1993-08-24 |