Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4358017 | Mail direction system | — | 1982-11-09 |
| 4346876 | Vacuum document feeder | Kenneth L. Guenther, Jerry J. Kosner, Edward H. Zemke | 1982-08-31 |
| 4249187 | Ink jet printer with deflected nozzles | Edward H. Zemke, Kenneth L. Guenther | 1981-02-03 |