Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4790913 | Method for producing an Sn-based multilayer coated steel strip having improved corrosion resistance, weldability and lacquerability | Seizun Higuchi, Masao Ikeda, Hirohumi Nakano | 1988-12-13 |
| 4731301 | Tinned steel sheet having a high degree of corrosion resistance and a method of producing the same | Seijun Higuchi, Yashichi Oyagi, Toshinori Mizuguchi, Senkichi Tsujimura, Toshinori Katayama +2 more | 1988-03-15 |
| 4713301 | Sn-based multilayer coated steel strip having improved corrosion resistance, weldability and lacquerability | Seizun Higuchi, Masao Ikeda, Hirohumi Nakano | 1987-12-15 |