Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10161023 | Steel sheet for hot stamping, method for production thereof, and hot stamping steel material | Toshimasa Tomokiyo | 2018-12-25 |
| 9903023 | Hot rolled steel sheet and method for manufacturing the same | Naoki Maruyama, Tatsuo Yokoi, Atsushi Seto, Atsushi Itami | 2018-02-27 |