Issued Patents 2003
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D483680 | Sound level meter | — | 2003-12-16 |
| D483277 | Sound analyzer | — | 2003-12-09 |
| D478016 | EMF tester | — | 2003-08-05 |
| D478017 | Insulation tester | — | 2003-08-05 |
| D477540 | Sound level meter | — | 2003-07-22 |
| D476911 | Sound level meter | — | 2003-07-08 |
| D476910 | Acoustic level calibrator | — | 2003-07-08 |
| D476909 | Luminometer | — | 2003-07-08 |
| D469025 | Photo detector | — | 2003-01-21 |