Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D277177 | Continuous electrical track system | — | 1985-01-15 |
| D276425 | Continuous electrical track system | — | 1984-11-20 |
| 4479687 | Electrical distribution system | John A. Rolfe | 1984-10-30 |
| D275748 | Electrical contact plug | — | 1984-10-02 |
| 4462650 | Electrical distribution system | — | 1984-07-31 |
| 4390101 | Article mounting rack | John Humphreys | 1983-06-28 |
| 4243284 | Electrical distribution system | — | 1981-01-06 |