Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4887769 | Electromagnetic fuel injection valve | Yoshio Okamoto, Yozo Nakamura, Kyoichi Uchiyama, Haruo Watanabe, Tokuo Kosuge +3 more | 1989-12-19 |
| 4868106 | Analytical element and method for determining a component in a test sample | Tsukasa Ito, Satoshi Kawakatsu, Masayo Ishikawa | 1989-09-19 |