Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5485144 | Compensated ionization sensor | Perrouz Amleshi, Hsing G. Jen, Lee D. Tice | 1996-01-16 |
| 4829283 | Supervision arrangement for smoke detectors | Kim J. Spang, Daniel B. Minarik | 1989-05-09 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5485144 | Compensated ionization sensor | Perrouz Amleshi, Hsing G. Jen, Lee D. Tice | 1996-01-16 |
| 4829283 | Supervision arrangement for smoke detectors | Kim J. Spang, Daniel B. Minarik | 1989-05-09 |