Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 5037222 | Printer and cartridge assembly therefor | Robert M. Schooley, Fred O. Stephens, Frank A. Ellis, James L. Harlow, Ken A. Boulanger +4 more | 1991-08-06 | $697,000 |
| D317936 | Ink ribbon cartridge | — | 1991-07-02 | |
| 4880323 | High-symbol density printer cartridge having a flexible exit arm, gear shield and support spacers | Charles E. Milliser, John M. Karalevicz | 1989-11-14 | $295,000 |
| 4589789 | Ribbon storage and transport mechanism | John M. Read | 1986-05-20 |