Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4755068 | Dot matrix print head assembly | — | 1988-07-05 |
| 4640633 | High-speed wire print head with wire print position shift apparatus | — | 1987-02-03 |
| 4478528 | Wire matrix print head assembly | — | 1984-10-23 |
| 4230038 | Matrix print head assembly | — | 1980-10-28 |
| 4230412 | Matrix print head assembly | — | 1980-10-28 |
| 4185929 | Wire matrix print head assembly | — | 1980-01-29 |