Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11609225 | Breath alcohol content device security and sensing | Wayne R. Willkomm | 2023-03-21 |
| D933812 | Angled breath tester mouthpiece | Lee Richard Mortimer | 2021-10-19 |
| 9562883 | Breath alcohol tester calibration station | Barry Knott, Kelly Silverman, Gurumurthi Ravishankar | 2017-02-07 |
| D730215 | Calibration station | Kelly Silverman, Christina Wamsley, Gurumurthi Ravishankar, Brandon Wellborn | 2015-05-26 |
| D692788 | Calibration station | Kelly Silverman, Christina Wamsley, Gurumurthi Ravishankar, Brandon Wellborn | 2013-11-05 |
| D606434 | Breath alcohol content analyzer | Alan C. Castrodale | 2009-12-22 |