Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8162580 | Anti-theft fastener | — | 2012-04-24 |
| 6419130 | Container for dispensing a small amount of the contents | — | 2002-07-16 |
| 5988966 | Antitheft device for use with a bolt | Han-Wey Chen | 1999-11-23 |
| 5893544 | Positioning device for a suspension rack | — | 1999-04-13 |
| 5879117 | Securing assembly for use with a bolt or nut | Han-Wey Chen | 1999-03-09 |
| 5730413 | Hanger assembly | — | 1998-03-24 |