Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4817702 | Apparatus for casting endless strip | Seiji Itoyama, Hakaru Nakato, Yasuhiro Habu, Nagayasu Bessho, Tetsuya Fujii | 1989-04-04 |
| 4806163 | Mold additives for use in continuous casting | Hakaru Nakato, Yasuhiro Habu, Hiromu Oka, Tsunehiro Ueda, Takao Koshikawa +2 more | 1989-02-21 |