Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6659246 | Extendable and retractable telephone cord apparatus | Jay E. Chen, Yu-Jen Hsu | 2003-12-09 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6659246 | Extendable and retractable telephone cord apparatus | Jay E. Chen, Yu-Jen Hsu | 2003-12-09 |