Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4682904 | Paper feed mechanism for printer | Masato Yoshimura | 1987-07-28 |
| 4652153 | Wire dot-matrix printer | Yuzo Kotsuzumi | 1987-03-24 |
| 4645364 | Ink ribbon cartridge | — | 1987-02-24 |
| 4623274 | Ink ribbon cartridge | — | 1986-11-18 |