Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6791279 | Single-switch electronic dimming ballast | Thomas M. Shearer, Venkatesh Chitta, Brent M. Gawrys, Mark S. Taipale | 2004-09-14 |
| 6784622 | Single switch electronic dimming ballast | Mark S. Taipale, Joel S. Spira | 2004-08-31 |
| D494138 | Electrical plug | Jason O. Adams, Robert Paul Stocker, Robin C. Moseley, Joel S. Spira | 2004-08-10 |
| 6674248 | Electronic ballast | Stuart W. DeJonge, Mark S. Taipale, Dominick Travaglini, Joel S. Spira | 2004-01-06 |