Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7749338 | High burring, high strength steel sheet excellent in softening resistance of weld heat affected zone and method of production of same | Tatsuo Yokoi, Teruki Hayashida, Masahiro Ohara | 2010-07-06 |