Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6715225 | Illuminated exit bar | George Frolov, Alfred S. Levesque, David C. DeBiase, Michael E. Brown | 2004-04-06 |
| 6689972 | High security switch | George Frolov, Alfred S. Levesque | 2004-02-10 |