Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5121143 | Ink printing head with variable-size heat elements | — | 1992-06-09 |
| 4916468 | Movable ink jet thermal printing head to prevent ink stoppage | — | 1990-04-10 |
| 4803499 | Moveable ink jet thermal printing head | — | 1989-02-07 |
| 4731621 | Recording apparatus having printing head | Ichiro Sano, Toshiaki Sakai | 1988-03-15 |
| 4721058 | Paper cutting unit of automatic drawing machines | Nobuo Tsukada | 1988-01-26 |