Issued Patents 1989
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4887769 | Electromagnetic fuel injection valve | Yozo Nakamura, Kyoichi Uchiyama, Haruo Watanabe, Tokuo Kosuge, Akira Onishi +3 more | 1989-12-19 |
| 4861872 | Alkyl-phenylcarbamate derivative of polysaccharide | Koichi Hatada | 1989-08-29 |
| 4856313 | Method of controlling strip crown in planetary rolling | Ryozo Mirura, Hiroki Takahashi, Souichi Inada | 1989-08-15 |
| 4818394 | Separating agent | Koichi Hatada, Tohru Shibata, Ichiro Okamoto, Hiroyuki Nakamura | 1989-04-04 |
| 4800034 | Cold rolling oil composition for aluminum and aluminum-containing alloys | Masaru Akao, Akio Manba, Takehiko Ichimoto | 1989-01-24 |