Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6669523 | Method of dimensionally stabilizing a tungsten filament | Ronald J. Olwert | 2003-12-30 |
| 6429579 | Apparatus and method of lead centering for halogen/incandescent lamps | Ronald J. Olwert | 2002-08-06 |