Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4869201 | Apparatus for coating can barrels | Nobuo Takahashi, Yuri Takeda, Akira Takamatsu, Keizo Yamaguchi | 1989-09-26 |
| 4856266 | Method of producing optical fiber cable | Kanagawa Ogawa | 1989-08-15 |
| 4842618 | Method of producing magnetic disk | Masaaki Imamura, Yoshiki Kato, Jun Fumioka | 1989-06-27 |