Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4824491 | Process for the production of a strip of a chromium stainless steel of a duplex structure having high strength and elongation as well as reduced plane anisotropy | Teruo Tanaka, Hiroshi Fujimoto | 1989-04-25 |
| 4824635 | P-added ferritic stainless steel having excellent formability and secondary workability | Kazuo Hoshino, Isami Shimizu | 1989-04-25 |
| 4812176 | Process for the production of a strip of a chromium stainless steel of a duplex structure having high strength and elongation as well as reduced plane antisotropy | Teruo Tanaka, Hiroshi Fujimoto | 1989-03-14 |