Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7976651 | Weldable steel of high strength and high toughness, and method of producing members using the same | Masanao Fujiwara, Hiroaki Yoshida, Masaki Shinkawa, Yoshikazu Umeno | 2011-07-12 |