Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4868585 | Ink dot printer | Mitsuharu Endo, Masashi Shimosato, Yasunobu Terao | 1989-09-19 |
| 4806956 | Recording electrode for ink dot printer | Mitsuharu Endo | 1989-02-21 |
| 4801952 | Improved ink dot printer electrode structure | Mitsuharu Endo, Masashi Shimosato | 1989-01-31 |