Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4331488 | Cold-rolled ultra low carbon steel sheet with improved press-forming properties | Ichiro Tsukatani | 1982-05-25 |
| 4314862 | Dual phase high strength cold-rolled steel plate | Masanori Higashi, Tsuguaki Ohki, Shoji Kanbe | 1982-02-09 |