Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5216440 | Gradation control circuit of line thermal printer | — | 1993-06-01 |
| 4796036 | Capsule rupture printing system | Shigemi Misono, Makoto Ueda, Kazuto Shikino, Tomoyuki Torii, Keiichi Ishiyama | 1989-01-03 |
| 4748475 | Color printing system | Keiichi Ishiyama, Makoto Ueda, Shigemi Misono, Tomoyuki Torii, Kazuto Shikino | 1988-05-31 |