Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6630647 | Hand-held electric heat sealer | Ammy Chou | 2003-10-07 |
| 6627853 | Electric heat sealer with safety device | Shu-Hui Chou | 2003-09-30 |
| 6573477 | Safety electric sealer having a safety gate | — | 2003-06-03 |