Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4719474 | Apparatus for imaging text and graphics on photosensitive material | Walter Hansen | 1988-01-12 |
| 4270859 | Electrophotographic apparatus for providing dry developed output from a typesetter | Wiley E. Galbraith, Arthur L. Kaufman | 1981-06-02 |