Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6139327 | Remotely controlled simulated linear circuit breaker assembly | Mark Arthur Callahan, Christopher Joseph Murk, John Nicholas Merkle | 2000-10-31 |
| 6134094 | Remotely controlled rotary switch for simulating multi-position, rotary, wafer-type, switches | Mark Arthur Callahan, Richard Michael Quintavalle | 2000-10-17 |
| 6031301 | Remotely controlled toggle switch | Mark Arthur Callahan, Christopher Joseph Murk, John Nicholas Merkle, David Anthony Franckowiak | 2000-02-29 |