Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4327067 | Method for refining metal carbides containing free carbon | Kunio Kato, Yoshiki Sugiyama | 1982-04-27 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4327067 | Method for refining metal carbides containing free carbon | Kunio Kato, Yoshiki Sugiyama | 1982-04-27 |