Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5273643 | Method of producing zinc-chromium alloy plated steel sheet with excellent plating adhesiveness | Kazuhiro Hasegawa, Hiroki Nakamaru, Kazuo Mochizuki, Tomokatsu Katagiri, Nobuyuki Morito | 1993-12-28 |
| 4640872 | Corrosion-resistant steel strip having Zn-Fe-P alloy electroplated thereon | Toshio Irie, Kazuaki Kyono, Hajime Kimura | 1987-02-03 |
| 4629659 | Corrosion resistant surface-treated steel strip and process for making | Kazuaki Kyono, Hajime Kimura, Toshio Irie | 1986-12-16 |
| 4541903 | Process for preparing Zn-Fe base alloy electroplated steel strips | Kazuaki Kyono, Hajime Kimura, Toshio Irie, Takahisa Yoshihara, Akira Matsuda | 1985-09-17 |