Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6425664 | Folding device of glasses | Jung-Chuan Liu | 2002-07-30 |
| 6036309 | Temple structure for a pair of eyeglasses | Jung-Chuan Liu | 2000-03-14 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6425664 | Folding device of glasses | Jung-Chuan Liu | 2002-07-30 |
| 6036309 | Temple structure for a pair of eyeglasses | Jung-Chuan Liu | 2000-03-14 |