Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5141822 | Precoated steel sheet having improved corrosion resistance and formability | Sachio Matsuo, Toshiaki Shiota, Maki Itoh, Hideo Kawaguchi, Yukihiro Yoshikawa +2 more | 1992-08-25 |
| 4826902 | Coating composition with improved rust-preventing properties for use in preparing lubricated steel products | Hideo Kawaguchi, Hiroshi Fukudome, Ryoichi Noumi, Hiromi Izaiku, Koichi Komai +1 more | 1989-05-02 |