Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5634977 | Apparatus which comes in contact with molten metal and composite member and sliding structure for use in the same | Takahiko Ookouchi, Hiromu Hama, Mitsuo Nakagawa, Hitoshi Okoshi, Yoshitaka Nakayama | 1997-06-03 |