Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D498857 | Rechargeable lamp system | Duane Smith | 2004-11-23 |
| 6819080 | Autoilluminating lamp system | Duane Smith, Donald E. Drumm | 2004-11-16 |
| D492443 | Rechargeable lamp | Duane Smith | 2004-06-29 |