Issued Patents 2025
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12234556 | Cold rolled steel sheet for zirconium-based chemical conversion treatment, method for producing same, zirconium-based chemical conversion-treated steel sheet, and method for producing same | Takeshi Matsuda | 2025-02-25 |