Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4759399 | Method and apparatus for producing hollow metal ingots | Kenji Saito, Yukio Oguchi, Toshio Kato, Kanji Aizawa, Minoru Yao | 1988-07-26 |
| 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, Katsuhisa Hirayama, Masakatsu Ogawa +1 more | 1983-08-16 |
| 4269257 | Method of sequential continuous-casting of different grades of steel | Hisashi Ohmori, Mizuo Maeda, Hiromi Ohtani | 1981-05-26 |