Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12378673 | Surface-treated steel sheet for organic resin coating and method of producing same, and organic resin coated steel sheet and method of producing same | Kazuhisa Okai, Reona Endo, Fuyuko Ikeda | 2025-08-05 |
| 9358581 | Hot-dip galvanized steel sheet and method for producing the same | Nobue Fujibayashi, Takahiro Kubota | 2016-06-07 |
| 9187829 | Surface-treatment solution for zinc or zinc alloy coated steel sheet and method for manufacturing zinc or zinc alloy coated steel sheet | Takeshi Matsuda, Akira Matsuzaki, Yasuhide Oshima | 2015-11-17 |