Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7918948 | Method of production of 780 MPa class high strength steel plate excellent in low temperature toughness | Kazuhiro Fukunaga, Yoshiyuki Watanabe, Yoshihide Nagai, Rikio Chijiiwa | 2011-04-05 |