Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4875080 | Method of and apparatus for developing electrophotographic film using liquid developer | Akira Yoda | 1989-10-17 |
| 4809642 | Pipeline structure with sloped portion for bubble removal | Akira Yoda, Yoshimitsu Sato | 1989-03-07 |