Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11174529 | High-strength steel sheet and method of manufacturing the same | Riki Okamoto, Yoshinari Ishida, Takafumi Yokoyama | 2021-11-16 |
| 11041225 | Heat-treated steel sheet member and method for producing the same | Shinichiro TABATA, Masafumi Azuma, Kazuo Hikida | 2021-06-22 |