Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6815888 | Halogen lamps, fill material and methods of dosing halogen lamps | — | 2004-11-09 |
| 6791254 | Fluorescent lamp containing a mercury zinc amalgam and a method of manufacture | Duane A. Stafford, Timothy R. Brumleve | 2004-09-14 |