Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6202995 | Shock absorbing elastic block and shock absorber using the same | — | 2001-03-20 |
| 5714100 | Process for manufacturing a wheel of a roller skate | — | 1998-02-03 |
| 5238620 | Method for manufacturing a grip sleeve | Ching-Fa Wu | 1993-08-24 |