Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5870424 | Graphite electrode having joints | Takayuki Fukai, Yoshishige Sekiguchi, Osamu Kanazawa, Hiroyuki Yamashita | 1999-02-09 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5870424 | Graphite electrode having joints | Takayuki Fukai, Yoshishige Sekiguchi, Osamu Kanazawa, Hiroyuki Yamashita | 1999-02-09 |