Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6034601 | Method and apparatus for determining proper installation of alarm devices | Mark P. Barrieau, Paul H. Maier, Jr. | 2000-03-07 |
| 5966002 | Method and apparatus for adapting voltage control in alarm systems | Mark P. Barrieau, Paul H. Maier, Jr. | 1999-10-12 |