Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4942773 | Device for sampling steel material | Kaizo Okamoto, Akira Ichihara, Akimune Sato, Kenji Hirata, Eiji Hina +4 more | 1990-07-24 |
| 4833930 | Method of sampling steel material and a device therefor | Kaizo Okamoto, Akira Ichihara, Akimune Sato, Kenji Hirata, Eiji Hina +4 more | 1989-05-30 |
| 4398948 | Methods for controlling blowing, controlling the slag formation and predicting slopping in the blowing of molten pig iron in LD converter | Kanji Emoto, Masayuki Onishi, Hirosuke Yamada, Hideshi Ohzu, Masakatsu Ogawa +1 more | 1983-08-16 |