Issued Patents 2004
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6832332 | Automatic detection and correction of marginal data in polling loop system | Tony T. Li | 2004-12-14 |
| 6777951 | Method and apparatus for detecting and isolating shorts and other troubles on a polling loop | Jon Bruns, Jean U. Millien, John J. Ryan | 2004-08-17 |
| 6744348 | Security system utilizing group supervision polling | Tony T. Li | 2004-06-01 |
| 6721283 | Method and apparatus for a plug and play polling loop system | Jon Bruns | 2004-04-13 |
| 6696940 | System and method for loop diagnostics in a security system | Tony T. Li | 2004-02-24 |
| 6690276 | Method and apparatus for monitoring message acknowledgements in a security system | — | 2004-02-10 |