Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7523820 | Rolling element chain | Ching-Shan Wu, Yen-I Liao | 2009-04-28 |
| 6033753 | Artificial shrub or tree and method of construction therefor | — | 2000-03-07 |
| 5678297 | Method for constructing artificial shrub or tree | — | 1997-10-21 |
| 5631059 | Artificial shrub or tree and method of construction therefor | — | 1997-05-20 |