Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4331196 | Process for producing non-directional electrical steel sheets free from ridging | Tetsuro Ohashi, Masafumi Okamoto | 1982-05-25 |
| 4298050 | Process for continuous casting of a slightly deoxidized steel slab | Tetsro Ohashi, Osamu Kitamura, Seizo Mineyuki, Eiichi Takeuchi | 1981-11-03 |