Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11410527 | Method and system for social distance monitoring, alerting and reporting using a combination of ultrasonic transponders and a wireless RF data network | Michael Baumgartner, Brian Donlan, Ira Lehrman, Randall B. Shepard | 2022-08-09 |