Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4941149 | Method of melting and/or refining metals and cooling device for the graphite electrode used for the same | Toshihiko Mori | 1990-07-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4941149 | Method of melting and/or refining metals and cooling device for the graphite electrode used for the same | Toshihiko Mori | 1990-07-10 |