Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5214385 | Apparatus and method for utilizing polarization voltage to determine charge state of a battery | Charles M. Gabriel | 1993-05-25 |
| 4697134 | Apparatus and method for measuring battery condition | Charles M. Gabriel | 1987-09-29 |
| 4546309 | Apparatus and method for locating ground faults | Chang-Eun Kang, L. Alan Lowry | 1985-10-08 |
| 4540935 | Apparatus for identifying defective electric power distribution capacitors | Timothy M. O'Regan | 1985-09-10 |
| 4536704 | Apparatus for identifying defective substation capacitors | Timothy M. O'Regan | 1985-08-20 |
| 4425541 | Apparatus for identifying defective electric power distribution capacitors | Timothy M. O'Regan | 1984-01-10 |