Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4954862 | Exposure apparatus for color imaging system | Sungmuk Lee | 1990-09-04 |
| 4801949 | Capsule rupture printing system | Katsuhiro Konno | 1989-01-31 |
| 4796036 | Capsule rupture printing system | Makoto Ueda, Kazuto Shikino, Tomoyuki Torii, Keiichi Ishiyama, Toshiharu Aoyagi | 1989-01-03 |
| 4782352 | Capsule rupture printing system | Tomoyuki Torii, Katsuhiro Konno | 1988-11-01 |
| 4748475 | Color printing system | Keiichi Ishiyama, Makoto Ueda, Tomoyuki Torii, Kazuto Shikino, Toshiharu Aoyagi | 1988-05-31 |