Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7317284 | Spacer bead geometry for controlled sealing stability | — | 2008-01-08 |
| 5572090 | Quality lamp and method for making | — | 1996-11-05 |
| 5123865 | Base for flashlight bulb | — | 1992-06-23 |
| 4644220 | Filament-centering mounting for flashlight bulbs | — | 1987-02-17 |
| 4618799 | Flashlight bulb | — | 1986-10-21 |
| 4450508 | Self centering underground mine lamp | — | 1984-05-22 |