Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5685788 | Shock-absorbable ball practice device | Jer-Min Liaw | 1997-11-11 |
| 5381590 | Cushioning device of car safety belt | Huei-Yu Liou | 1995-01-17 |
| 5002321 | Door lock with lightly-closing force | — | 1991-03-26 |
| 4756051 | Door-closer hinge with rotary-movement shock absorber | — | 1988-07-12 |