Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8487523 | Reduced wattage gas discharge lamp | Brian Jones | 2013-07-16 |
| 6359382 | Fluorescent lamp base and fluorescent lamp | Billy W. Tuttle, Joel L. Beyerle, Dennis B. Shinn, Donald M. Cannon | 2002-03-19 |
| 5923121 | Fluorescent lamp having an attachment therein for reduction of soluble mercury in the lamp and to act as a fail-safe at the end of lamp life | Tyra Newman Evans, Dennis B. Shinn, Michael D. Sweetland, Billy W. Tuttle | 1999-07-13 |