Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D362664 | Display housing | William S. Bagdi, John M. Persel, Rudolph Schoendienst, Kirk Phillips | 1995-09-26 |
| 5115234 | Keypad controller for copier-duplicator | Charles B. Levinski, John M. Persel | 1992-05-19 |
| 5065426 | Facsimile/telephone controller | Harvey Greenstein, Charles B. Levinski, Edward G. Newman, JR., John M. Persel | 1991-11-12 |