Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5697243 | Shape scrap processing apparatus | Toshinobu Ueda, Tamotsu Ohashi | 1997-12-16 |
| 5613545 | Inert gas injecting plate brick or insert nozzle brick for use in a sliding gate valve apparatus of molten metal | Kenji Yamamoto, Mototsugu Osada, Tadao Taniguchi, Yoshifumi Shigeta | 1997-03-25 |