Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7252724 | High tensile hot-rolled steel sheet having excellent strain aging hardening properties and method for producing the same | Akio Tosaka, Sinjiro Kaneko, Yoichi Tominaga, Noriyuki Katayama, Kei Sakata +1 more | 2007-08-07 |
| 5558727 | Steel sheet for automobiles having excellent impact resistance and method of manufacturing the steel sheet | Kazuya Miura, Shusaku Takagi, Takaaki Hira, Toshiyuki Kato | 1996-09-24 |