Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5313232 | Method of jetting phase change ink | — | 1994-05-17 |
| 4992806 | Method of jetting phase change ink | — | 1991-02-12 |
| 4714936 | Ink jet printer | Richard R. Helinski, Carl David Lutz, Philip A. Eno, Sr. | 1987-12-22 |
| 4567570 | Electronic control system for a linearly slanted print head | — | 1986-01-28 |