Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5346211 | Game racket | Chien-Der Lin | 1994-09-13 |
| 5326098 | Badminton racket | Chien-Der Lin | 1994-07-05 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5346211 | Game racket | Chien-Der Lin | 1994-09-13 |
| 5326098 | Badminton racket | Chien-Der Lin | 1994-07-05 |