Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9550445 | Loading module configured to accommodate two vehicles | — | 2017-01-24 |
| 4845324 | Interrupter operating mechanism | Donald R. Martin | 1989-07-04 |
| 4821143 | Switchgear enclosure with improved supporting frame and improved access door | Donald R. Martin, Hinhsomchay Phouybanhdyt | 1989-04-11 |
| 4780581 | Suicide switch/interrupter with variable volume chamber and puffer action | Donald R. Martin | 1988-10-25 |
| 4553008 | Load interrupter | Edward F. Veverka, Donald R. Martin | 1985-11-12 |
| 4489226 | Distribution class puffer interrupter | Donald R. Martin | 1984-12-18 |
| 4464583 | Apparatus for bonding and protecting electrical cable shields | — | 1984-08-07 |
| 4445018 | Energy efficient floating head puffer interrupter | — | 1984-04-24 |
| 4383151 | Operating mechanism for a fluid blast circuit interrupter | Charles John Knotek | 1983-05-10 |