Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5019540 | Metal diboride base sintered ceramic and method of producing same | Hitoshi Tukuda, Hiroshi Ono | 1991-05-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5019540 | Metal diboride base sintered ceramic and method of producing same | Hitoshi Tukuda, Hiroshi Ono | 1991-05-28 |