Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4877343 | Serial printer having means for controlling print head in relation to carriage movement | — | 1989-10-31 |
| 4861175 | Serial printer control system | Mitsuharu Kamiya | 1989-08-29 |