Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4843300 | Improved power supply for intermittently energizing an external device requiring high power during intermittent periods of time from an input power source with relatively lower instantaneous power capability | — | 1989-06-27 |
| 4799039 | Emergency lighting supervisory system | James E. Balcom, Edward Kozek | 1989-01-17 |