Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5164632 | Electron emission element for use in a display device | Yoshihiro Yoshida, Masaru Shinkai | 1992-11-17 |
| 4935774 | Method and an apparatus for performing three-dimensional exposure | Kaihei Isshiki | 1990-06-19 |
| 4733447 | Ink jet head and method of producing same | — | 1988-03-29 |