Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4962368 | Reliability and workability test apparatus for an environmental monitoring system | Jeffrey J. McCabe, Robert W. Right | 1990-10-09 |
| 4672217 | Easily cleaned photoelectric smoke detector | — | 1987-06-09 |
| 4654644 | Photoelectric smoke detector circuitry | — | 1987-03-31 |
| 4439683 | Ionization smoke detector | — | 1984-03-27 |
| 4401979 | Electrical controls for ionization smoke detector | — | 1983-08-30 |