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Scott Ruland |
2025-06-24 |
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Reference gas management in a breath alcohol calibration station |
Scott Ruland |
2025-03-04 |
| 12203925 |
Dual sensor types in intoxicant detection |
Scott Ruland |
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Networked intoxication vehicle immobilization |
Timothy J. McGrath |
2024-08-06 |
| 11971395 |
Secure data handling in a breath alcohol calibration station |
Scott Ruland |
2024-04-30 |
| 11789009 |
Dual sensor types in breath alcohol detection |
Scott Ruland |
2023-10-17 |
| 11415564 |
Secure data handling in a breath alcohol calibration station |
Scott Ruland |
2022-08-16 |
| 11338675 |
Networked intoxication vehicle immobilization |
Timothy J. McGrath |
2022-05-24 |
| 11047840 |
Reference gas management in a breath alcohol calibration station |
Scott Ruland |
2021-06-29 |
| 10948468 |
Fault-tolerant breath alcohol calibration station and method |
Scott Ruland |
2021-03-16 |
| 10919389 |
Networked vehicle immobilization |
Timothy J. McGrath |
2021-02-16 |
| 10877008 |
Reference gas management in a breath alcohol calibration station |
Scott Ruland |
2020-12-29 |
| 10877023 |
Dual sensor types in breath alcohol detection |
Scott Ruland |
2020-12-29 |
| 10663440 |
Secure data handling in a breath alcohol calibration station |
Scott Ruland |
2020-05-26 |
| 10604011 |
Networked intoxication vehicle immobilization |
Timothy J. McGrath |
2020-03-31 |
| 10596903 |
Networked intoxication vehicle immobilization |
Timothy J. McGrath |
2020-03-24 |
| 10040349 |
Networked intoxication vehicle immobilization |
Timothy J. McGrath |
2018-08-07 |
| 8957771 |
Apparatus, system, and method for implementing and monitoring breath alcohol testing programs, usually from a fixed point location, such as a home |
David L. Arringdale, Michael W. Walter |
2015-02-17 |
| 7934577 |
Ignition interlock breathalyzer |
Michael W. Walter |
2011-05-03 |
| 6871755 |
Ticket counting dispenser |
Trevor E. Meyer, Kevin A. Jankowski, Daniel J. Fahrion, Scott A. Bottorf |
2005-03-29 |
| 5612710 |
Real time low cost, large scale array 65K color display using lamps |
Thomas C. Christensen, Jack L. Carter, Alan Stimson Foster, Jacques Y. Foster, William G. Phelps +3 more |
1997-03-18 |
| 5426415 |
Breath analyzer for use in automobile ignition locking systems |
Timothy J. Prachar, Michael W. Walter, Howard V. Block |
1995-06-20 |