Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5136333 | Electrophotographic printer and cartridge arrangement | James A. Craft, James Philip Harden, Frank Hughes, James J. Molloy | 1992-08-04 |
| 4557192 | Self restoring pivoting means and print hammer using same | — | 1985-12-10 |
| 4459054 | Shared character selection, escapement and line advance system for serial printer | — | 1984-07-10 |
| 4427312 | Printwheel detent | — | 1984-01-24 |
| 4332489 | Print hammer actuating device | — | 1982-06-01 |
| 4319849 | Print hammer for high speed impact printer | — | 1982-03-16 |
| 4289412 | Automatic typefont loader | — | 1981-09-15 |
| 4197022 | Multiple spoked wheel printer | — | 1980-04-08 |