Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4539860 | Pushbutton interlock | Robert J. Johnston, Dominic Colista | 1985-09-10 |
| 4427853 | Convertible momentary/maintained electric switch | Robert J. Johnston, Dominic Colista | 1984-01-24 |
| 4282414 | Convertible switch operator | Robert J. Johnston, George M. Cametti | 1981-08-04 |
| 4255633 | Push-pull switch operator | Robert J. Johnston, George M. Cametti | 1981-03-10 |
| 4250368 | Detachable switch structure | Robert J. Johnston, Stephen S. Dobrosielski | 1981-02-10 |
| 4239946 | Switch operator with switch-mounting adapter | Robert J. Johnston, Dominic Colista, Stephen S. Dobrosielski | 1980-12-16 |
| 4227056 | Key lock rotary selector switch | Robert J. Johnston, Dominic Colista | 1980-10-07 |
| 4227058 | Turn-start push-stop switch operator | Robert J. Johnston, Dominic Colista | 1980-10-07 |
| 4225765 | Switch structure | Robert J. Johnston, Stephen S. Dobrosielski | 1980-09-30 |