Issued Patents 2017
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9644372 | High-strength H-beam steel exhibiting excellent low-temperature toughness and method of manufacturing same | Kazutoshi Ichikawa, Teruyuki Wakatsuki, Kohichi Yamamoto | 2017-05-09 |