Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6974421 | Handheld audiometric device and method of testing hearing | Elvir Causevic | 2005-12-13 |
| 6866639 | Handheld low voltage testing device | Elvir Causevic, Randall J. Krohn | 2005-03-15 |