Issued Patents 1982
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4351012 | Circuit interrupter with digital trip unit and means to enter trip settings | Robert T. Elms, Joseph C. Engel, Gary F. Saletta, John T. Wilson | 1982-09-21 |
| 4351013 | Circuit interrupter with multiple display and parameter entry means | Joseph J. Matsko, John A. Wafer, Joseph C. Engel | 1982-09-21 |
| 4335413 | Circuit interrupter with remote indicator and power supply | Joseph C. Engel, John A. Wafer, Joseph J. Matsko | 1982-06-15 |
| 4331997 | Circuit interrupter with digital trip unit and potentiometers for parameter entry | Joseph C. Engel, Robert T. Elms, Joseph J. Matsko | 1982-05-25 |
| 4331998 | Circuit interrupter with digital trip unit and style designator circuit | Joseph J. Matsko, Emroy W. Lange, Joseph C. Engel | 1982-05-25 |