Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7857919 | Process for producing steel product and production facility therefor | Yoshitsugu Iijima, Hiroshi Mizuno, Hiroshi Sekine, Noritsugu Suzuki | 2010-12-28 |
| 6891139 | Heat treatment apparatus, heat treatment method, medium on which heat treatment program is recorded, and steel product | Yoshitsugu Iijima, Hiroshi Mizuno, Hiroshi Sekine, Noritsugu Suzuki, Kiyoshi Nakano | 2005-05-10 |