Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4845520 | System for driving a thermal print head for constant dot density | — | 1989-07-04 |
| 4827288 | Pattern memory for use in thermal recording | Chiharu Okada | 1989-05-02 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4845520 | System for driving a thermal print head for constant dot density | — | 1989-07-04 |
| 4827288 | Pattern memory for use in thermal recording | Chiharu Okada | 1989-05-02 |