Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D571443 | Auto-controlled stool seat | Shao-Yu Peng | 2008-06-17 |
| 5656307 | Injection mold for forming a cabinet assembly | Ryoji Naito, Yumi Imaizumi | 1997-08-12 |
| 5650921 | Electronic component assembly | Yumi Imaizumi, Ryoji Naito | 1997-07-22 |
| 5629745 | Television cabinet | Ryoji Naito, Yumi Imaizumi | 1997-05-13 |